/*
  Core styles for portfolio site
  - Theme variables (dark/light), layout primitives, and global animations
  - Components: navbar, hero, about, timeline, skills, certifications, modals, contact, footer
  - Keep comments high-level to aid future maintenance without noise
*/
:root {
    --primary-bg: #0f0f0f;
    --secondary-bg: #1a1a1a;
    --nav-bg: rgba(26, 26, 26, 0.95);
    --text-primary: #e8e8e8;
    --text-secondary: #a0a0a0;
    --accent-color: #ef4444;
    --accent-hover: #dc2626;
    --border-color: rgba(255, 255, 255, 0.1);
    --card-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    --spacing-xs: 0.4rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --font-xs: 0.8rem;
    --font-sm: 0.9rem;
    --font-md: 1rem;
    --font-lg: 1.25rem;
    --font-xl: 1.5rem;
    --font-2xl: 2.5rem;
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    --nav-height: 70px;
    --border-radius: 8px;
    --box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    /* Centralized accent shades */
    --accent-05: rgba(239, 68, 68, 0.05);
    --accent-08: rgba(239, 68, 68, 0.08);
    --accent-10: rgba(239, 68, 68, 0.1);
    --accent-15: rgba(239, 68, 68, 0.15);
    --accent-20: rgba(239, 68, 68, 0.2);
    --accent-30: rgba(239, 68, 68, 0.3);
    --accent-40: rgba(239, 68, 68, 0.4);
    --accent-50: rgba(239, 68, 68, 0.5);
}
/* Light theme overrides */
[data-theme="light"] {
    --primary-bg: #f5f5f5;
    --secondary-bg: #ffffff;
    --nav-bg: rgba(255, 255, 255, 0.95);
    --text-primary: #1a1a1a;
    --text-secondary: #5a5a5a;
    --accent-color: #dc2626;
    --accent-hover: #b91c1c;
    --border-color: rgba(0, 0, 0, 0.1);
    --card-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    /* Light theme accent shades */
    --accent-05: rgba(220, 38, 38, 0.05);
    --accent-08: rgba(220, 38, 38, 0.08);
    --accent-10: rgba(220, 38, 38, 0.1);
    --accent-15: rgba(220, 38, 38, 0.15);
    --accent-20: rgba(220, 38, 38, 0.2);
    --accent-30: rgba(220, 38, 38, 0.3);
    --accent-40: rgba(220, 38, 38, 0.4);
    --accent-50: rgba(220, 38, 38, 0.5);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    transition: background-color 0.3s ease, color 0.3s ease;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--primary-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color 0.3s ease, color 0.3s ease;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

/* Global scrollbar styling */
::-webkit-scrollbar {
    width: 12px;
    height: 12px;
}

::-webkit-scrollbar-track {
    background: var(--primary-bg);
}

::-webkit-scrollbar-thumb {
    background: #dc2626;
    border-radius: 6px;
    border: 2px solid var(--primary-bg);
}

::-webkit-scrollbar-thumb:hover {
    background: #b91c1c;
}
* {
    scrollbar-width: thin;
    scrollbar-color: #dc2626 var(--primary-bg);
}

/* Sticky, translucent navbar */
.navbar {
    position: sticky;
    top: 0;
    width: 100%;
    background: var(--nav-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px var(--accent-10);
    z-index: 1000;
    transition: all var(--transition-normal);
}

[data-theme="light"] .navbar {
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: var(--nav-height);
}

.nav-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.logo a {
    font-size: var(--font-lg);
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 1px;
    position: relative;
    transition: color var(--transition-fast);
}

.logo a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-color), var(--accent-hover));
    transition: width var(--transition-normal);
}

.logo a:hover {
    color: var(--accent-color);
}

.logo a:hover::after {
    width: 100%;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-link {
    color: var(--text-secondary);
    font-size: var(--font-sm);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    position: relative;
    transition: color var(--transition-fast);
    white-space: nowrap;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-color), var(--accent-hover));
    transition: width var(--transition-normal);
}

.nav-link:hover,
.nav-link.active {
    color: var(--accent-color);
}

.nav-link:hover::before,
.nav-link.active::before {
    width: 80%;
}

/* Theme toggle button with sun/moon icons */
.theme-toggle {
    position: relative;
    width: 45px;
    height: 45px;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    background: transparent;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
    margin-left: var(--spacing-md);
    overflow: hidden;
}

.theme-toggle:hover {
    border-color: var(--accent-color);
    background: rgba(239, 68, 68, 0.1);
    transform: rotate(180deg);
}

.theme-toggle svg {
    position: absolute;
    transition: all var(--transition-normal);
    color: var(--text-secondary);
}

.theme-toggle:hover svg {
    color: var(--accent-color);
}

.sun-icon {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

.moon-icon {
    opacity: 0;
    transform: rotate(180deg) scale(0);
}

[data-theme="light"] .sun-icon {
    opacity: 0;
    transform: rotate(-180deg) scale(0);
}

[data-theme="light"] .moon-icon {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

.hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 24px;
    cursor: pointer;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--text-primary);
    border-radius: 3px;
    transition: all var(--transition-normal);
}

.hamburger.active span:nth-child(1) {
    transform: translateY(10.5px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: translateY(-10.5px) rotate(-45deg);
}

/* Section wrapper for vertical rhythm */
.section {
    min-height: calc(100vh - var(--nav-height));
    padding: calc(var(--spacing-xl) * 1.5) var(--spacing-md);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}

.hero-container,
.about-container,
.experience-container,
.skills-container,
.certification-container,
.contact-container,
.footer-content {
    max-width: 90%;
    width: 100%;
    margin: 0 auto;
}

.certification-container {
    overflow: visible;
}

.section h1 {
    font-size: var(--font-2xl);
    margin-bottom: var(--spacing-md);
    color: var(--accent-color);
}

.section p {
    font-size: var(--font-md);
    color: var(--text-secondary);
}

/* Hero section with split grid and animated headline */
.hero-section {
    position: relative;
    padding-top: calc(var(--nav-height) + var(--spacing-lg));
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    padding: 0 var(--spacing-md);
}

.hero-content {
    animation: fadeInLeft 1s ease-out;
}

.greeting {
    display: block;
    font-size: var(--font-md);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
    animation: fadeIn 0.8s ease-out;
}

.hero-name {
    font-size: clamp(2rem, 6vw, 3.5rem);
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-color), #f87171, var(--accent-hover));
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
    animation: gradientShift 3s ease infinite, fadeInUp 1s ease-out;
}

.hero-title {
    font-size: clamp(1rem, 2.5vw, 1.4rem);
    margin-bottom: var(--spacing-md);
    min-height: 40px;
}

.title-static {
    color: var(--text-primary);
}

.title-dynamic {
    color: var(--accent-color);
    font-weight: 600;
    display: inline-block;
    width: fit-content;
    text-align: left;
    position: relative;
    transition: opacity 0.5s ease, transform 0.5s ease;
    padding: 0.2rem 0.6rem;
    background: linear-gradient(135deg, var(--accent-10), var(--accent-05));
    border-radius: 5px;
    box-shadow: 0 0 20px var(--accent-20);
}

/* Animated underline for rotating title */
.title-dynamic::before {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-color), transparent);
    animation: slideWidth 3s ease-in-out infinite;
}

/* Underline sweep animation */
@keyframes slideWidth {
    0%, 100% {
        width: 0%;
    }
    50% {
        width: 100%;
    }
}

.hero-description {
    font-size: var(--font-md);
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
    animation: fadeIn 1.2s ease-out;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    animation: fadeIn 1.4s ease-out;
}

.btn {
    padding: 0.6rem 1.25rem;
    border-radius: var(--border-radius);
    font-size: var(--font-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-align: center;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-color), var(--accent-hover));
    color: var(--primary-bg);
    border: 2px solid transparent;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px var(--accent-40);
}

.btn-secondary {
    background: transparent;
    color: var(--accent-color);
    border: 2px solid var(--accent-color);
}

.btn-secondary:hover {
    background: var(--accent-color);
    color: var(--primary-bg);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px var(--accent-30);
}

.btn svg {
    transition: transform var(--transition-normal);
}

.btn:hover svg {
    transform: translateY(2px);
}

.hero-socials {
    display: flex;
    gap: var(--spacing-md);
    animation: fadeIn 1.6s ease-out;
}

.social-link {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-secondary);
    transition: all var(--transition-normal);
}

.social-link:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
    transform: translateY(-5px) rotate(360deg);
    box-shadow: 0 5px 15px var(--accent-30);
}

.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeInRight 1s ease-out;
}

.image-wrapper {
    position: relative;
    width: 320px;
    height: 320px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-background {
    position: absolute;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--accent-color), #f87171);
    border-radius: 50%;
    animation: pulse 3s ease-in-out infinite;
    opacity: 0.2;
}

.profile-image {
    position: relative;
    width: 280px;
    height: 280px;
    object-fit: cover;
    border-radius: 50%;
    border: 4px solid var(--accent-color);
    box-shadow: 0 0 40px rgba(239, 68, 68, 0.5);
    animation: float 6s ease-in-out infinite;
    z-index: 2;
}

.floating-elements {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
}

.floating-circle {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-color), transparent);
    opacity: 0.3;
}

.circle-1 {
    width: 80px;
    height: 80px;
    top: 10%;
    left: -10%;
    animation: floatAround 8s ease-in-out infinite;
}

.circle-2 {
    width: 60px;
    height: 60px;
    bottom: 15%;
    right: -5%;
    animation: floatAround 6s ease-in-out infinite reverse;
}

.circle-3 {
    width: 100px;
    height: 100px;
    top: 60%;
    left: -15%;
    animation: floatAround 10s ease-in-out infinite;
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--text-secondary);
    font-size: var(--font-xs);
    animation: fadeIn 2s ease-out;
}

.scroll-arrow {
    width: 2px;
    height: 30px;
    background: var(--accent-color);
    position: relative;
    animation: scrollDown 2s ease-in-out infinite;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 8px;
    height: 8px;
    border-right: 2px solid var(--accent-color);
    border-bottom: 2px solid var(--accent-color);
    transform: translateX(-50%) rotate(45deg);
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes gradientShift {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

@keyframes blink {
    0%, 50% {
        opacity: 1;
    }
    51%, 100% {
        opacity: 0;
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

@keyframes floatAround {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    25% {
        transform: translate(10px, -10px) rotate(90deg);
    }
    50% {
        transform: translate(20px, 10px) rotate(180deg);
    }
    75% {
        transform: translate(-10px, 15px) rotate(270deg);
    }
}

@keyframes scrollDown {
    0%, 100% {
        transform: translateY(0);
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        transform: translateY(15px);
        opacity: 0;
    }
}

@keyframes glassShatter {
    0% {
        opacity: 1;
        transform: scale(1);
        filter: blur(0px);
    }
    10% {
        transform: scale(0.98);
    }
    20% {
        opacity: 0.95;
        filter: blur(0.5px);
    }
    40% {
        opacity: 0.8;
        transform: scale(1.02);
        filter: blur(1px);
    }
    60% {
        opacity: 0.5;
        transform: scale(0.95);
        filter: blur(3px);
    }
    80% {
        opacity: 0.2;
        transform: scale(0.8);
        filter: blur(8px);
    }
    100% {
        opacity: 0;
        transform: scale(0.5);
        filter: blur(15px);
    }
}

@keyframes crackLines {
    0% {
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    30% {
        opacity: 0.8;
    }
    100% {
        opacity: 0;
    }
}

@keyframes paperFold {
    0% {
        transform: perspective(1000px) rotateX(0deg) scale(1);
        opacity: 1;
        transform-origin: center top;
    }
    30% {
        transform: perspective(1000px) rotateX(-15deg) scale(0.98);
    }
    50% {
        transform: perspective(1000px) rotateX(45deg) scale(0.9);
        opacity: 0.8;
    }
    70% {
        transform: perspective(1000px) rotateX(90deg) scale(0.7);
        opacity: 0.5;
    }
    100% {
        transform: perspective(1000px) rotateX(180deg) scale(0.3);
        opacity: 0;
        transform-origin: center top;
    }
}

@keyframes dissolve {
    0% {
        opacity: 1;
        filter: blur(0px) brightness(1);
        transform: scale(1);
    }
    30% {
        filter: blur(2px) brightness(1.2);
    }
    60% {
        opacity: 0.6;
        filter: blur(8px) brightness(0.8);
        transform: scale(0.95);
    }
    100% {
        opacity: 0;
        filter: blur(20px) brightness(0.3);
        transform: scale(0.8) translateY(50px);
    }
}

@keyframes particles {
    0% {
        background-size: 0% 0%;
        opacity: 0;
    }
    50% {
        background-size: 100% 100%;
        opacity: 1;
    }
    100% {
        background-size: 150% 150%;
        opacity: 0;
    }
}

@keyframes zoomOutPortal {
    0% {
        transform: scale(1) rotate(0deg);
        opacity: 1;
        border-radius: var(--border-radius);
    }
    20% {
        transform: scale(1.05) rotate(2deg);
    }
    50% {
        transform: scale(0.7) rotate(180deg);
        opacity: 0.7;
        border-radius: 50%;
    }
    80% {
        transform: scale(0.3) rotate(360deg);
        opacity: 0.3;
        border-radius: 50%;
    }
    100% {
        transform: scale(0) rotate(720deg);
        opacity: 0;
        border-radius: 50%;
    }
}

@keyframes flipAndFall {
    0% {
        transform: perspective(1000px) rotateY(0deg) translateY(0);
        opacity: 1;
    }
    30% {
        transform: perspective(1000px) rotateY(90deg) translateY(0);
        opacity: 0.9;
    }
    60% {
        transform: perspective(1000px) rotateY(180deg) translateY(100px);
        opacity: 0.5;
    }
    100% {
        transform: perspective(1000px) rotateY(270deg) translateY(500px);
        opacity: 0;
    }
}

@keyframes curtainClose {
    0% {
        clip-path: inset(0% 0% 0% 0%);
        transform: scaleY(1);
        opacity: 1;
    }
    50% {
        clip-path: inset(25% 0% 25% 0%);
        transform: scaleY(0.5);
        opacity: 0.7;
    }
    100% {
        clip-path: inset(50% 0% 50% 0%);
        transform: scaleY(0);
        opacity: 0;
    }
}

@keyframes explode {
    0% {
        transform: scale(1);
        opacity: 1;
        filter: brightness(1);
    }
    10% {
        transform: scale(1.05);
        filter: brightness(1.5);
    }
    30% {
        transform: scale(1.2);
        opacity: 0.9;
        filter: brightness(2);
    }
    60% {
        transform: scale(2);
        opacity: 0.3;
        filter: brightness(0.5) blur(10px);
    }
    100% {
        transform: scale(3);
        opacity: 0;
        filter: brightness(0) blur(30px);
    }
}

@keyframes explosionFlash {
    0%, 100% {
        background: transparent;
    }
    20% {
        background: rgba(239, 68, 68, 0.8);
    }
    40% {
        background: rgba(255, 255, 255, 0.5);
    }
}

@keyframes melt {
    0% {
        transform: scaleY(1) translateY(0);
        opacity: 1;
        transform-origin: bottom;
    }
    30% {
        transform: scaleY(0.9) translateY(20px);
        opacity: 0.9;
    }
    60% {
        transform: scaleY(0.5) translateY(100px);
        opacity: 0.5;
        filter: blur(3px);
    }
    100% {
        transform: scaleY(0.1) translateY(500px);
        opacity: 0;
        filter: blur(10px);
    }
}

.about-section {
    padding: var(--spacing-xl) var(--spacing-md);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-tag {
    display: inline-block;
    color: var(--accent-color);
    font-size: var(--font-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: var(--spacing-xs);
    opacity: 0;
    animation: fadeInUp 0.8s ease-out forwards;
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    opacity: 0;
    animation: fadeInUp 0.8s ease-out 0.2s forwards;
}

.title-underline {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-color), var(--accent-hover));
    margin: 0 auto;
    border-radius: 2px;
    opacity: 0;
    animation: expandWidth 0.8s ease-out 0.4s forwards;
}

@keyframes expandWidth {
    from {
        width: 0;
        opacity: 0;
    }
    to {
        width: 80px;
        opacity: 1;
    }
}

.about-content {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.about-left {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.about-image-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 1;
    border-radius: var(--border-radius);
    overflow: hidden;
}

.about-image-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--accent-color), #f87171);
    opacity: 0.1;
    z-index: 1;
}

.about-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--border-radius);
    border: 3px solid var(--accent-color);
    transition: transform var(--transition-normal);
    position: relative;
    z-index: 2;
}

.about-image-wrapper:hover .about-image {
    transform: scale(1.05);
}

.image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    padding: var(--spacing-md);
    z-index: 3;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.about-image-wrapper:hover .image-overlay {
    opacity: 1;
}

.overlay-text {
    color: var(--accent-color);
    font-size: var(--font-lg);
    font-weight: 700;
}

/* Quick facts cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--spacing-sm);
}

.stat-card {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-sm);
    text-align: center;
    transition: all var(--transition-normal);
    cursor: default;
}

.stat-card:hover {
    border-color: var(--accent-color);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(239, 68, 68, 0.2);
}

.stat-icon {
    color: var(--accent-color);
    margin-bottom: var(--spacing-xs);
    display: flex;
    justify-content: center;
}

.stat-number {
    font-size: var(--font-lg);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: var(--font-xs);
    color: var(--text-secondary);
    line-height: 1.4;
}

.about-right {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.about-text {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.about-intro {
    font-size: var(--font-md);
    color: var(--text-primary);
    line-height: 1.8;
    font-weight: 500;
}

.about-description {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    line-height: 1.8;
}

.about-description strong {
    color: var(--text-primary);
    font-weight: 600;
}

.highlight {
    color: var(--accent-color);
    font-weight: 700;
    position: relative;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--accent-color);
    opacity: 0.3;
}

.interests-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.interest-card {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-sm);
    text-align: center;
    transition: all var(--transition-normal);
    cursor: default;
}

.interest-card:hover {
    border-color: var(--accent-color);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(239, 68, 68, 0.2);
    background: linear-gradient(135deg, var(--secondary-bg), rgba(239, 68, 68, 0.05));
}

.interest-icon {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-xs);
    filter: grayscale(1);
    transition: filter var(--transition-normal);
}

.interest-card:hover .interest-icon {
    filter: grayscale(0);
}

.interest-card h4 {
    font-size: var(--font-md);
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.interest-card p {
    font-size: var(--font-xs);
    color: var(--text-secondary);
}

.about-cta {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-sm);
}

.experience-section {
    padding: var(--spacing-xl) var(--spacing-md);
}

.timeline-filter {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.filter-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--secondary-bg);
    color: var(--text-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: var(--font-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.filter-btn:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
    transform: translateY(-2px);
}

.filter-btn.active {
    background: linear-gradient(135deg, var(--accent-color), var(--accent-hover));
    color: var(--primary-bg);
    border-color: transparent;
    box-shadow: 0 5px 20px rgba(239, 68, 68, 0.3);
}

/* Vertical timeline layout */
.timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-md) 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, transparent, var(--accent-color), transparent);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-lg);
    opacity: 0;
    animation: fadeInUp 0.8s ease-out forwards;
    animation-delay: calc(var(--item-index, 0) * 0.1s);
}

.timeline-item:nth-child(1) { --item-index: 1; }
.timeline-item:nth-child(2) { --item-index: 2; }
.timeline-item:nth-child(3) { --item-index: 3; }
.timeline-item:nth-child(4) { --item-index: 4; }
.timeline-item:nth-child(5) { --item-index: 5; }
.timeline-item:nth-child(6) { --item-index: 6; }
.timeline-item:nth-child(7) { --item-index: 7; }

.timeline-item.hidden {
    display: none;
}

.timeline-dot {
    position: absolute;
    left: 50%;
    top: 30px;
    transform: translateX(-50%);
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-bg);
    border: 4px solid var(--accent-color);
    box-shadow: 0 0 20px rgba(239, 68, 68, 0.5);
    z-index: 10;
    transition: all var(--transition-normal);
}

.timeline-item:hover .timeline-dot {
    transform: translateX(-50%) scale(1.3);
    box-shadow: 0 0 30px rgba(239, 68, 68, 0.8);
}

.timeline-card {
    position: relative;
    width: calc(50% - 40px);
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    transition: all var(--transition-normal);
}

.timeline-item:nth-child(odd) .timeline-card {
    margin-right: auto;
    margin-left: 0;
}

.timeline-item:nth-child(even) .timeline-card {
    margin-left: auto;
    margin-right: 0;
}

.timeline-card:hover {
    border-color: var(--accent-color);
    transform: translateY(-5px);
    box-shadow: 0 15px 40px var(--accent-20);
}

.timeline-card::before {
    content: '';
    position: absolute;
    top: 30px;
    width: 0;
    height: 0;
    border-style: solid;
}

.timeline-item:nth-child(odd) .timeline-card::before {
    right: -20px;
    border-width: 10px 0 10px 20px;
    border-color: transparent transparent transparent var(--border-color);
    transition: border-color var(--transition-normal);
}

.timeline-item:nth-child(even) .timeline-card::before {
    left: -20px;
    border-width: 10px 20px 10px 0;
    border-color: transparent var(--border-color) transparent transparent;
    transition: border-color var(--transition-normal);
}

.timeline-item:nth-child(odd) .timeline-card:hover::before {
    border-color: transparent transparent transparent var(--accent-color);
}

.timeline-item:nth-child(even) .timeline-card:hover::before {
    border-color: transparent var(--accent-color) transparent transparent;
}

.timeline-badge {
    position: absolute;
    top: -12px;
    left: var(--spacing-md);
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-bg);
    transition: all var(--transition-normal);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.experience-badge {
    background: linear-gradient(135deg, var(--accent-color), var(--accent-hover));
}

.education-badge {
    background: linear-gradient(135deg, #f87171, #dc2626);
}

.timeline-badge svg {
    width: 20px;
    height: 20px;
}

.timeline-card:hover .timeline-badge {
    transform: rotate(360deg) scale(1.1);
}

.timeline-content {
    margin-top: calc(var(--spacing-md) + 0.5rem);
    padding-top: 0.25rem;
}

.timeline-date {
    display: inline-block;
    font-size: var(--font-xs);
    color: var(--accent-color);
    font-weight: 700;
    background: var(--accent-10);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 20px;
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.timeline-title {
    font-size: var(--font-lg);
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    font-weight: 700;
    transition: color var(--transition-fast);
}

.timeline-card:hover .timeline-title {
    color: var(--accent-color);
}

.timeline-company {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    font-weight: 500;
    font-style: italic;
}

.timeline-description {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.know-more-btn {
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: linear-gradient(135deg, var(--accent-color), var(--accent-hover));
    color: var(--primary-bg);
    border: none;
    border-radius: var(--border-radius);
    font-size: var(--font-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.3);
}

.know-more-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(239, 68, 68, 0.5);
}

/* Experience/education modal shell */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(5px);
    overflow-y: auto;
    animation: fadeIn 0.3s ease-out;
    transform: none;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: calc(var(--spacing-lg) * 2);
}

.modal-content {
    background: var(--secondary-bg);
    border: 1px solid var(--accent-color);
    border-radius: var(--border-radius);
    max-width: 700px;
    width: 100%;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    position: static;
    box-shadow: 0 20px 60px rgba(239, 68, 68, 0.4);
    animation: slideUp 0.4s ease-out;
    overflow: hidden;
}

.modal.closing {
    animation: fadeOutBackground 0.3s ease-out forwards;
}

.modal.closing .modal-content {
    animation: fadeOutContent 0.3s ease-out forwards;
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes fadeOutContent {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}

@keyframes fadeOutBackground {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}

.modal-close {
    position: fixed;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    width: 55px;
    height: 55px;
    background: var(--accent-50);
    border: none;
    border-radius: 50%;
    color: #ffffff;
    font-size: 1.5rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    flex-shrink: 0;
    z-index: 10000;
    box-shadow: 0 4px 20px rgba(239, 68, 68, 0.4);
    transform: none;
}

.modal-close:hover {
    background: var(--accent-hover);
    transform: rotate(90deg) scale(1.1);
    box-shadow: 0 6px 30px rgba(239, 68, 68, 0.6);
}

.modal:not(.active) .modal-close {
    display: none;
}

.modal-header {
    padding: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.modal-date {
    display: inline-block;
    font-size: var(--font-xs);
    color: var(--accent-color);
    font-weight: 700;
    background: var(--accent-10);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 20px;
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.modal-title {
    font-size: var(--font-xl);
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    font-weight: 700;
}

.modal-company {
    font-size: var(--font-md);
    color: var(--text-secondary);
    font-weight: 500;
    font-style: italic;
}

.modal-body {
    padding: var(--spacing-lg);
    flex: 1;
    overflow-y: auto;
}

.modal-body::-webkit-scrollbar {
    width: 8px;
}

.modal-body::-webkit-scrollbar-track {
    background: var(--primary-bg);
    border-radius: 4px;
}

.modal-body::-webkit-scrollbar-thumb {
    background: var(--accent-color);
    border-radius: 4px;
    border: 2px solid var(--primary-bg);
}

.modal-body::-webkit-scrollbar-thumb:hover {
    background: var(--accent-hover);
}

.modal-body {
    scrollbar-width: thin;
    scrollbar-color: var(--accent-color) var(--primary-bg);
}

.modal-body h4 {
    font-size: var(--font-lg);
    color: var(--accent-color);
    margin-bottom: var(--spacing-md);
    font-weight: 700;
    position: relative;
    padding-bottom: var(--spacing-xs);
}

.modal-body h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: var(--accent-color);
    border-radius: 2px;
}

.responsibilities-list {
    list-style: none;
    margin-bottom: var(--spacing-lg);
}

.responsibilities-list li {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-sm);
    padding-left: var(--spacing-lg);
    position: relative;
}

.responsibilities-list li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-size: var(--font-lg);
    font-weight: 700;
}

.modal-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-md);
}

.modal-tags .tag {
    display: inline-block;
    font-size: 0.75rem;
    color: var(--accent-color);
    background: var(--accent-10);
    border: 1px solid var(--accent-30);
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    transition: all var(--transition-fast);
}

.modal-tags .tag:hover {
    background: var(--accent-color);
    color: var(--primary-bg);
    transform: translateY(-2px);
}

.skills-section {
    padding: var(--spacing-xl) var(--spacing-md);
}

.skills-filter {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.skills-filter-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--secondary-bg);
    color: var(--text-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: var(--font-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.skills-filter-btn:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
    transform: translateY(-2px);
}

.skills-filter-btn.active {
    background: linear-gradient(135deg, var(--accent-color), var(--accent-hover));
    color: var(--primary-bg);
    border-color: transparent;
    box-shadow: 0 5px 20px rgba(239, 68, 68, 0.3);
}

.skills-badges-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
    min-height: 400px;
    align-content: start;
}

.skill-badge {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    transition: all var(--transition-normal);
    cursor: default;
    text-align: center;
    opacity: 1;
    transform: scale(1);
}

.skill-badge:hover {
    border-color: var(--accent-color);
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 10px 30px var(--accent-20);
    background: linear-gradient(135deg, var(--secondary-bg), rgba(239, 68, 68, 0.05));
}

.skill-badge-icon {
    width: 32px;
    height: 32px;
    color: var(--accent-color);
    transition: transform var(--transition-normal);
    flex-shrink: 0;
}

.skill-badge:hover .skill-badge-icon {
    transform: rotateY(360deg) scale(1.1);
    color: var(--accent-hover);
}

.skill-badge span {
    font-size: var(--font-xs);
    color: var(--text-secondary);
    font-weight: 500;
    transition: color var(--transition-fast);
}

.skill-badge:hover span {
    color: var(--accent-color);
}

.skill-badge.hidden {
    display: none;
}

.certifications-highlight {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: calc(var(--spacing-xl) * 1.5);
    padding-top: var(--spacing-xl);
    border-top: 2px solid var(--border-color);
}

.cert-badge {
    background: linear-gradient(135deg, var(--secondary-bg), rgba(239, 68, 68, 0.05));
    border: 2px solid var(--accent-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.cert-badge::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--accent-10), transparent);
    transform: scale(0);
    transition: transform var(--transition-slow);
}

.cert-badge:hover::before {
    transform: scale(1);
}

.cert-badge:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px var(--accent-30);
    border-color: var(--accent-hover);
}

.cert-icon {
    font-size: 3rem;
    min-width: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-normal);
}

.cert-badge:hover .cert-icon {
    transform: scale(1.2) rotate(10deg);
}

.cert-info h4 {
    font-size: var(--font-md);
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    font-weight: 700;
}

.cert-info p {
    font-size: var(--font-xs);
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Certifications area: carousel + showcases */
.certification-section {
    padding: var(--spacing-xl) var(--spacing-md);
    overflow: visible;
}

.certification-carousel {
    position: relative;
    overflow: visible;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 40px var(--accent-10);
    margin-bottom: calc(var(--spacing-xl) * 2);
    padding: 0 80px;
}

.carousel-container {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: visible;
}

/* Slides use fade; track remains for potential translate-based transitions */
.carousel-track {
    display: flex;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
    overflow: hidden;
    border-radius: var(--border-radius);
}

.carousel-slide {
    min-width: 100%;
    flex-shrink: 0;
    display: none;
    opacity: 0;
    transition: opacity 0.6s ease-in-out;
}

.carousel-slide.active {
    display: block;
    opacity: 1;
}

.carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: var(--accent-10);
    border: 2px solid var(--accent-color);
    border-radius: 50%;
    color: var(--accent-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
    z-index: 100;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.carousel-nav:hover {
    background: var(--accent-color);
    color: var(--primary-bg);
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 5px 20px var(--accent-40);
}

.carousel-nav:active {
    transform: translateY(-50%) scale(0.95);
}

.carousel-prev {
    left: -70px;
}

.carousel-next {
    right: -70px;
}

.carousel-nav:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    transform: translateY(-50%);
}

.carousel-nav:disabled:hover {
    background: var(--accent-10);
    color: var(--accent-color);
    transform: translateY(-50%);
    box-shadow: none;
}

.carousel-indicators {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg) 0;
    position: relative;
    z-index: 50;
}

.carousel-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid var(--border-color);
    background: transparent;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
}

.carousel-indicator::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-color);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.carousel-indicator:hover {
    border-color: var(--accent-color);
    transform: scale(1.2);
}

.carousel-indicator.active {
    border-color: var(--accent-color);
    background: rgba(239, 68, 68, 0.1);
}

.carousel-indicator.active::before {
    opacity: 1;
}

.cert-placeholder {
    width: 100%;
    max-width: 380px;
    aspect-ratio: 2667/1500;
    background: linear-gradient(135deg, var(--secondary-bg), rgba(239, 68, 68, 0.05));
    border: 2px dashed var(--border-color);
    border-radius: var(--border-radius);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    text-align: center;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.cert-placeholder::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(239, 68, 68, 0.1), transparent);
    animation: rotate 20s linear infinite;
    opacity: 0.3;
}

@keyframes rotate {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

.placeholder-icon {
    color: var(--accent-color);
    opacity: 0.7;
    transition: all var(--transition-normal);
}

.cert-placeholder:hover .placeholder-icon {
    opacity: 1;
    transform: scale(1.1);
}

.cert-placeholder h3 {
    font-size: var(--font-lg);
    color: var(--text-primary);
    margin: 0;
    font-weight: 700;
}

.cert-placeholder p {
    font-size: var(--font-md);
    color: var(--text-secondary);
    margin: 0;
    font-style: italic;
}

.certification-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: start;
    padding: var(--spacing-md);
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: 0 10px 40px rgba(239, 68, 68, 0.1);
    position: relative;
    overflow: visible;
    margin: 0;
}

.certification-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-color), #f87171, var(--accent-color));
    background-size: 200% 100%;
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

.cert-image-container {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.cert-image-wrapper {
    position: relative;
    width: 100%;
    max-width: 380px;
    aspect-ratio: 2667/1500;
    border-radius: var(--border-radius);
    overflow: visible;
    box-shadow: 0 20px 60px rgba(239, 68, 68, 0.3);
    transition: all var(--transition-normal);
    cursor: pointer;
}

/* Hover effect removed for certification image */

.cert-image-bg {
    position: absolute;
    inset: -10px;
    background: linear-gradient(135deg, var(--accent-color), #f87171);
    border-radius: var(--border-radius);
    opacity: 0.1;
    z-index: 1;
    animation: pulse 4s ease-in-out infinite;
}

.cert-image {
    position: relative;
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: var(--border-radius);
    z-index: 2;
    transition: all var(--transition-normal);
}

/* Image scale hover effect removed */

.cert-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(220, 38, 38, 0.9) 0%,
        rgba(248, 113, 113, 0.8) 50%,
        rgba(220, 38, 38, 0.9) 100%
    );
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all var(--transition-normal);
    z-index: 3;
    border-radius: var(--border-radius);
}

/* Overlay hover effect removed */

.overlay-content {
    text-align: center;
    color: var(--primary-bg);
    transform: translateY(20px);
    transition: transform var(--transition-normal);
}

/* Overlay content hover effect removed */

.cert-badge-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

.overlay-content h3 {
    font-size: var(--font-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.overlay-content p {
    font-size: var(--font-md);
    margin-bottom: var(--spacing-md);
    opacity: 0.9;
}

.verification-link a {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(10, 10, 10, 0.8);
    color: var(--accent-color);
    border-radius: 25px;
    font-size: var(--font-sm);
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-normal);
    backdrop-filter: blur(10px);
}

.verification-link a:hover {
    background: var(--primary-bg);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.cert-details {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 100%;
}

.cert-header {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.cert-icon {
    color: var(--accent-color);
    flex-shrink: 0;
    animation: float 3s ease-in-out infinite;
}

.cert-info {
    flex: 1;
}

.cert-title {
    font-size: var(--font-xl);
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    font-weight: 700;
}

.cert-issuer {
    font-size: var(--font-md);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.cert-date {
    display: inline-block;
    font-size: var(--font-sm);
    color: var(--accent-color);
    background: rgba(239, 68, 68, 0.1);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 20px;
    font-weight: 600;
}

.cert-description {
    background: rgba(239, 68, 68, 0.05);
    border: 1px solid rgba(239, 68, 68, 0.1);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
}

.cert-description p {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.8;
}

.cert-skills {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xs);
}

.cert-skills li {
    font-size: var(--font-xs);
    color: var(--text-primary);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--primary-bg);
    border-radius: 15px;
    border: 1px solid var(--border-color);
    position: relative;
    padding-left: var(--spacing-md);
    transition: all var(--transition-fast);
}

.cert-skills li::before {
    content: '✓';
    position: absolute;
    left: var(--spacing-xs);
    color: var(--accent-color);
    font-weight: 700;
}

.cert-skills li:hover {
    border-color: var(--accent-color);
    transform: translateX(5px);
    background: rgba(239, 68, 68, 0.05);
}

.cert-credentials {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--primary-bg);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.credential-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-xs) 0;
}

.credential-label {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    font-weight: 500;
}

.credential-value {
    font-size: var(--font-sm);
    color: var(--text-primary);
    font-weight: 600;
    font-family: 'Courier New', monospace;
}

.credential-link {
    font-size: var(--font-sm);
    color: var(--accent-color);
    text-decoration: none;
    font-family: 'Courier New', monospace;
    transition: color var(--transition-fast);
}

.credential-link:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

.cert-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: auto;
}

.cert-view-btn,
.cert-download-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md) var(--spacing-lg);
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    user-select: none;
    -webkit-user-select: none;
    cursor: pointer;
}

.additional-certs {
    margin-top: calc(var(--spacing-xl) * 2);
    padding-top: var(--spacing-xl);
    border-top: 2px solid var(--border-color);
}

.additional-certs-title {
    font-size: var(--font-xl);
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    text-align: center;
    font-weight: 700;
    position: relative;
}

.additional-certs-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-color), var(--accent-hover));
    border-radius: 2px;
}

.certs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.cert-card {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.cert-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-color), var(--accent-hover));
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.cert-card:hover::before {
    transform: scaleX(1);
}

.cert-card:hover {
    border-color: var(--accent-color);
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(239, 68, 68, 0.2);
}

.cert-card.coming-soon {
    opacity: 0.7;
    border-style: dashed;
}

.cert-card.coming-soon::after {
    content: 'Coming Soon';
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    font-size: 0.7rem;
    color: var(--accent-color);
    background: rgba(239, 68, 68, 0.1);
    padding: 0.25rem 0.5rem;
    border-radius: 10px;
    font-weight: 600;
}

.cert-card-icon {
    color: var(--accent-color);
    flex-shrink: 0;
    transition: transform var(--transition-normal);
}

.cert-card:hover .cert-card-icon {
    transform: scale(1.1) rotate(5deg);
}

.cert-card-content {
    flex: 1;
}

.cert-card-content h4 {
    font-size: var(--font-md);
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    font-weight: 700;
}

.cert-card-content p {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.cert-card-date {
    font-size: var(--font-xs);
    color: var(--accent-color);
    font-weight: 600;
}

.cert-card-status {
    flex-shrink: 0;
}

.status-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-badge.active {
    background: rgba(34, 197, 94, 0.2);
    color: #22c55e;
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.status-badge.progress {
    background: rgba(251, 191, 36, 0.2);
    color: #fbbf24;
    border: 1px solid rgba(251, 191, 36, 0.3);
}

/* Fullscreen certificate modal */
.cert-modal {
    display: none;
    position: fixed;
    z-index: 3000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.92);
    overflow-y: auto;
    animation: fadeIn 0.3s ease-out;
}

.cert-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
}

.cert-modal-content {
    position: relative;
    max-width: 1100px;
    width: 100%;
    padding-top: 95px;
    padding-bottom: 0;
    animation: scaleIn 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes scaleIn {
    from {
        transform: scale(0.9);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.cert-modal.closing {
    animation: fadeOut 0.3s ease-out forwards;
}

.cert-modal.closing .cert-modal-content {
    animation: scaleOut 0.3s ease-out forwards;
}

@keyframes scaleOut {
    from {
        transform: scale(1);
        opacity: 1;
    }
    to {
        transform: scale(0.9);
        opacity: 0;
    }
}

@keyframes fadeOut {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}

.cert-modal-close {
    position: fixed;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    width: 55px;
    height: 55px;
    background: rgba(239, 68, 68, 0.9);
    border: none;
    border-radius: 50%;
    color: #ffffff;
    font-size: 1.5rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    line-height: 1;
    box-shadow: 0 4px 20px var(--accent-40);
}

.cert-modal-close:hover {
    background: var(--accent-hover);
    transform: rotate(90deg) scale(1.1);
    box-shadow: 0 6px 30px rgba(239, 68, 68, 0.6);
}

.cert-modal-header {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    text-align: center;
    z-index: 1;
    padding: 0 var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.cert-modal-header h3 {
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
    color: #ffffff;
    margin: 0 0 var(--spacing-xs);
    font-weight: 700;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
    line-height: 1.3;
}

.cert-modal-header p {
    font-size: clamp(0.9rem, 1.5vw, 1rem);
    color: rgba(255, 255, 255, 0.9);
    margin: 0 0 var(--spacing-md);
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
    line-height: 1.4;
}

.cert-modal-body {
    position: relative;
    background: var(--secondary-bg);
    border: 1px solid var(--accent-color);
    border-radius: var(--border-radius);
    overflow: visible;
    box-shadow: 0 20px 60px rgba(239, 68, 68, 0.4);
    max-height: calc(100vh - 200px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
}

.cert-modal-body::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.05), transparent);
    pointer-events: none;
    z-index: 1;
}

.cert-modal-image {
    width: 100%;
    height: auto;
    display: block;
    position: relative;
    z-index: 0;
    object-fit: contain;
    max-height: calc(100vh - 200px);
}

.cert-modal-footer {
    display: none;
}

.cert-modal-info {
    display: none;
}

.cert-modal-actions {
    display: none;
}

.cert-modal-badge {
    position: absolute;
    top: var(--spacing-lg);
    left: var(--spacing-lg);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: rgba(239, 68, 68, 0.95);
    border: none;
    border-radius: 50px;
    color: #ffffff;
    font-size: var(--font-sm);
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.4);
    z-index: 2;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.cert-modal-divider {
    display: none;
}

/* Contact section with info cards and form */
.contact-section {
    padding: var(--spacing-xl) var(--spacing-md);
}

.section-description {
    font-size: var(--font-md);
    color: var(--text-secondary);
    text-align: center;
    max-width: 700px;
    margin: var(--spacing-md) auto 0;
    line-height: 1.8;
}

.contact-content {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: calc(var(--spacing-xl) * 1.5);
    margin-top: calc(var(--spacing-xl) * 1.5);
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-card {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    display: flex;
    gap: var(--spacing-sm);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.contact-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background: linear-gradient(180deg, var(--accent-color), var(--accent-hover));
    transition: height var(--transition-normal);
}

.contact-card:hover::before {
    height: 100%;
}

.contact-card:hover {
    border-color: var(--accent-color);
    transform: translateX(10px);
    box-shadow: 0 10px 30px rgba(239, 68, 68, 0.2);
    background: linear-gradient(135deg, var(--secondary-bg), rgba(239, 68, 68, 0.05));
}

.contact-card-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(239, 68, 68, 0.1);
    border-radius: 50%;
    color: var(--accent-color);
    transition: all var(--transition-normal);
}

.contact-card:hover .contact-card-icon {
    background: var(--accent-color);
    color: var(--primary-bg);
    transform: rotate(360deg) scale(1.1);
}

.contact-card-content {
    flex: 1;
}

.contact-card-content h3 {
    font-size: var(--font-md);
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    font-weight: 700;
}

.contact-card-content a {
    display: block;
    font-size: var(--font-md);
    color: var(--accent-color);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    transition: color var(--transition-fast);
}

.contact-card-content a:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

.contact-card-content p,
.location-text {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    line-height: 1.6;
}

.location-text {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.contact-social {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
}

.contact-social:hover {
    border-color: var(--accent-color);
    box-shadow: 0 10px 30px rgba(239, 68, 68, 0.2);
}

.contact-social h4 {
    font-size: var(--font-md);
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    font-weight: 700;
    text-align: center;
}

.social-links-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
}

.social-link-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md);
    background: var(--primary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--text-secondary);
    transition: all var(--transition-normal);
    cursor: pointer;
}

.social-link-card:hover {
    border-color: var(--accent-color);
    background: rgba(239, 68, 68, 0.1);
    color: var(--accent-color);
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(239, 68, 68, 0.3);
}

.social-link-card svg {
    width: 24px;
    height: 24px;
    transition: transform var(--transition-normal);
}

.social-link-card:hover svg {
    transform: scale(1.2) rotate(5deg);
}

.social-link-card span {
    font-size: var(--font-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.contact-form-wrapper {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: 0 10px 40px rgba(239, 68, 68, 0.1);
    position: relative;
    overflow: hidden;
}

.contact-form-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-color), #f87171, var(--accent-color));
    background-size: 200% 100%;
    animation: shimmer 3s ease-in-out infinite;
}

.form-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.form-header h3 {
    font-size: var(--font-xl);
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

.form-header p {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    line-height: 1.6;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-size: var(--font-sm);
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-wrapper svg {
    position: absolute;
    left: var(--spacing-md);
    color: var(--text-secondary);
    pointer-events: none;
    transition: color var(--transition-fast);
}

.input-wrapper input,
.input-wrapper textarea {
    width: 100%;
    padding: var(--spacing-md);
    padding-left: calc(var(--spacing-md) * 3);
    background: var(--primary-bg);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    font-size: var(--font-sm);
    font-family: inherit;
    transition: all var(--transition-normal);
    outline: none;
}

.input-wrapper textarea {
    resize: vertical;
    min-height: 120px;
    padding-top: var(--spacing-md);
}

.input-wrapper input:focus,
.input-wrapper textarea:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
    background: rgba(239, 68, 68, 0.02);
}

.input-wrapper input:focus + svg,
.input-wrapper:has(input:focus) svg,
.input-wrapper:has(textarea:focus) svg {
    color: var(--accent-color);
}

.input-wrapper input::placeholder,
.input-wrapper textarea::placeholder {
    color: var(--text-secondary);
    opacity: 0.6;
}

.submit-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    position: relative;
    overflow: hidden;
}

.submit-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.submit-btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-text,
.btn-icon {
    position: relative;
    z-index: 1;
}

.btn-icon {
    display: flex;
    align-items: center;
    transition: transform var(--transition-normal);
}

.submit-btn:hover .btn-icon {
    transform: translateX(5px);
}

.form-message {
    display: none;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin-top: var(--spacing-md);
    animation: slideDown 0.4s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.form-message.show {
    display: flex;
}

.form-message svg {
    flex-shrink: 0;
}

.form-message p {
    margin: 0;
    font-size: var(--font-sm);
    font-weight: 500;
}

.success-message {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: #22c55e;
}

.success-message svg {
    color: #22c55e;
}

.error-message {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #ef4444;
}

.error-message svg {
    color: #ef4444;
}

.contact-cta {
    margin-top: calc(var(--spacing-xl) * 2);
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.05), rgba(239, 68, 68, 0.1));
    border: 1px solid var(--accent-color);
    border-radius: var(--border-radius);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.contact-cta::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(239, 68, 68, 0.1), transparent);
    animation: rotate 20s linear infinite;
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-content h3 {
    font-size: var(--font-xl);
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    font-weight: 700;
}

.cta-content p {
    font-size: var(--font-md);
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

.footer {
    background: var(--secondary-bg);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-lg) var(--spacing-md);
    margin-top: 0;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
    text-align: center;
}

.footer-logo h3 {
    font-size: var(--font-xl);
    background: linear-gradient(135deg, var(--accent-color), #f87171);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-xs);
    font-weight: 700;
}

.footer-logo p {
    font-size: var(--font-sm);
    color: var(--text-secondary);
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    justify-content: center;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: var(--font-sm);
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
}

.footer-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transition: width var(--transition-normal);
}

.footer-links a:hover {
    color: var(--accent-color);
}

.footer-links a:hover::after {
    width: 100%;
}

.footer-bottom {
    padding-top: var(--spacing-md);
    width: 100%;
}

.footer-bottom p {
    font-size: var(--font-xs);
    color: var(--text-secondary);
    margin: var(--spacing-xs) 0;
}

.footer-bottom p:first-child {
    font-weight: 600;
}

[data-theme="dark"] .hero-section,
[data-theme="dark"] .experience-section,
[data-theme="dark"] .certification-section {
    background: #0f0f0f;
}

[data-theme="dark"] .about-section,
[data-theme="dark"] .skills-section,
[data-theme="dark"] .contact-section {
    background: #1a1a1a;
}

[data-theme="light"] .hero-section,
[data-theme="light"] .experience-section,
[data-theme="light"] .certification-section {
    background: #ffffff;
}

[data-theme="light"] .about-section,
[data-theme="light"] .skills-section,
[data-theme="light"] .contact-section {
    background: #f8f9fa;
}

[data-theme="light"] .modal {
    background-color: rgba(0, 0, 0, 0.5);
}

[data-theme="light"] .cert-modal {
    background-color: rgba(0, 0, 0, 0.7);
}

[data-theme="light"] .social-link {
    border-color: var(--border-color);
}

[data-theme="light"] .social-link:hover {
    box-shadow: 0 5px 15px rgba(220, 38, 38, 0.3);
}

[data-theme="light"] .btn-primary:hover {
    box-shadow: 0 10px 25px rgba(220, 38, 38, 0.4);
}

[data-theme="light"] .btn-secondary:hover {
    box-shadow: 0 10px 25px rgba(220, 38, 38, 0.3);
}

[data-theme="light"] .stat-card:hover,
[data-theme="light"] .skill-badge:hover,
[data-theme="light"] .cert-badge:hover {
    box-shadow: 0 10px 30px rgba(220, 38, 38, 0.15);
}

[data-theme="light"] .timeline-card:hover {
    box-shadow: 0 15px 40px rgba(220, 38, 38, 0.15);
}

[data-theme="light"] .contact-card:hover {
    box-shadow: 0 10px 30px rgba(220, 38, 38, 0.15);
}

[data-theme="light"] .profile-image {
    box-shadow: 0 0 40px rgba(220, 38, 38, 0.3);
}

/* Light theme hover effect removed */

[data-theme="light"] .image-background {
    opacity: 0.15;
}