/* ===================================
   CSS Custom Properties & Reset
   =================================== */
:root {
    /* Colors */
    --color-bg-primary: #0a0a0f;
    --color-bg-secondary: #12121a;
    --color-bg-tertiary: #1a1a28;

    --color-text-primary: #ffffff;
    --color-text-secondary: #b4b4c8;
    --color-text-muted: #7a7a8c;

    --color-accent-primary: #6366f1;
    --color-accent-secondary: #8b5cf6;
    --color-mazoli: #fbbf24;
    --color-psyko: #ef4444;
    --color-outros: #10b981;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    --gradient-mazoli: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    --gradient-psyko: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    --gradient-outros: linear-gradient(135deg, #10b981 0%, #059669 100%);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;

    /* Typography */
    --font-body: 'Inter', sans-serif;
    --font-heading: 'Outfit', sans-serif;

    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.3);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Grain Texture Overlay */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.025;
    background-image: url('data:image/svg+xml,<svg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"><filter id="noise"><feTurbulence type="fractalNoise" baseFrequency="0.9" numOctaves="4" stitchTiles="stitch"/></filter><rect width="100%" height="100%" filter="url(%23noise)"/></svg>');
    /* Static grain - no animation */
}


/* Halftone Pattern Background */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    opacity: 0.015;
    background-image: radial-gradient(circle, rgba(99, 102, 241, 0.8) 1px, transparent 1px);
    background-size: 20px 20px;
    background-position: 0 0, 10px 10px;
}

/* ===================================
   Typography
   =================================== */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===================================
   Container
   =================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ===================================
   Language Switcher
   =================================== */
.language-switcher {
    position: fixed;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: 10000;
    display: flex;
    gap: var(--spacing-xs);
    background: rgba(20, 20, 30, 0.8);
    backdrop-filter: blur(10px);
    padding: var(--spacing-xs);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    font-family: var(--font-body);
}

.lang-btn .flag {
    font-size: 1.125rem;
}

.lang-btn:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-text-primary);
}

.lang-btn.active {
    background: var(--gradient-primary);
    border-color: rgba(99, 102, 241, 0.3);
    color: white;
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.3);
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background: radial-gradient(ellipse at top, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at bottom, rgba(139, 92, 246, 0.15) 0%, transparent 50%);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(99,102,241,0.05)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
    opacity: 0.5;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse at 20% 30%, rgba(99, 102, 241, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 70%, rgba(139, 92, 246, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    animation: fadeInUp 1s ease;
}

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

.hero-label {
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    position: relative;
    padding-left: calc(var(--spacing-xl) + var(--spacing-sm));
}

.hero-label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: var(--spacing-xl);
    height: 2px;
    background: var(--gradient-primary);
}

.hero-title {
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 800;
    margin: 0;
    letter-spacing: -0.02em;
    line-height: 1.1;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-username {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--color-text-secondary);
    font-weight: 400;
    margin-top: -var(--spacing-xs);
}

.hero-description-box {
    margin-top: var(--spacing-md);
    padding-left: var(--spacing-lg);
    border-left: 3px solid rgba(99, 102, 241, 0.3);
}

.hero-description {
    font-size: clamp(0.95rem, 1.5vw, 1.0625rem);
    color: var(--color-text-secondary);
    line-height: 1.8;
    max-width: 600px;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.profile-circle {
    position: relative;
    width: clamp(300px, 40vw, 450px);
    height: clamp(300px, 40vw, 450px);
    border-radius: 50%;
    padding: 6px;
    background: var(--gradient-primary);
    box-shadow: 0 0 60px rgba(99, 102, 241, 0.4),
        0 0 120px rgba(139, 92, 246, 0.2);
    animation: float 6s ease-in-out infinite;
}

.profile-circle::before {
    content: '';
    position: absolute;
    inset: -10px;
    border-radius: 50%;
    background: var(--gradient-primary);
    opacity: 0.2;
    filter: blur(20px);
    z-index: -1;
}

.profile-circle img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    display: block;
    background: var(--color-bg-primary);
}

/* ===================================
   Section Styles
   =================================== */
section {
    padding: var(--spacing-3xl) 0;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    margin: var(--spacing-md) auto 0;
    border-radius: 2px;
}

/* ===================================
   Skills Section
   =================================== */
.skills-section {
    background: var(--color-bg-secondary);
    position: relative;
}

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

.carousel {
    overflow: hidden;
    cursor: grab;
    user-select: none;
}

.carousel:active {
    cursor: grabbing;
}

.carousel-track {
    display: flex;
    gap: var(--spacing-lg);
    transition: transform var(--transition-base);
    padding: var(--spacing-sm) 0;
}

.skill-card {
    flex: 0 0 auto;
    width: 320px;
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-base);
}

.skill-card:hover {
    transform: translateY(-8px);
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: var(--shadow-glow);
}

.skill-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    filter: drop-shadow(0 4px 8px rgba(99, 102, 241, 0.3));
}

.skill-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

.skill-description {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.dot.active {
    background: var(--color-accent-primary);
    width: 30px;
    border-radius: 5px;
}

/* ===================================
   Portfolio Header
   =================================== */
.portfolio-header {
    padding: var(--spacing-2xl) 0;
    text-align: center;
}

.portfolio-main-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    color: var(--color-text-primary);
    margin: 0;
    letter-spacing: -0.01em;
}

/* ===================================
   Portfolio Sections
   =================================== */
.portfolio-section {
    position: relative;
}

.portfolio-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.02;
    background-image:
        repeating-linear-gradient(0deg,
            transparent,
            transparent 2px,
            rgba(99, 102, 241, 0.1) 2px,
            rgba(99, 102, 241, 0.1) 4px);
    pointer-events: none;
}

.mazoli-section {
    background: radial-gradient(ellipse at center, rgba(251, 191, 36, 0.08) 0%, transparent 70%);
}

.mazoli-section .section-title::after {
    background: var(--gradient-mazoli);
}

.psyko-section {
    background: radial-gradient(ellipse at center, rgba(239, 68, 68, 0.08) 0%, transparent 70%);
}

.psyko-section .section-title::after {
    background: var(--gradient-psyko);
}

.outros-section {
    background: radial-gradient(ellipse at center, rgba(16, 185, 129, 0.08) 0%, transparent 70%);
}

.outros-section .section-title::after {
    background: var(--gradient-outros);
}

.portfolio-carousel .carousel-container {
    position: relative;
    padding: 0 60px;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--color-text-primary);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 2rem;
    cursor: pointer;
    transition: all var(--transition-base);
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-50%) scale(1.1);
}

.carousel-btn.prev {
    left: 0;
}

.carousel-btn.next {
    right: 0;
}

.project-card {
    flex: 0 0 auto;
    width: 350px;
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}

.project-card:hover {
    transform: translateY(-8px);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: var(--shadow-lg);
}

.project-thumbnail {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2) 0%, rgba(139, 92, 246, 0.2) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.mazoli-section .project-thumbnail {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.2) 0%, rgba(245, 158, 11, 0.2) 100%);
}

.psyko-section .project-thumbnail {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.2) 0%, rgba(220, 38, 38, 0.2) 100%);
}

.outros-section .project-thumbnail {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.2) 0%, rgba(5, 150, 105, 0.2) 100%);
}

.project-placeholder {
    font-size: 4rem;
    opacity: 0.5;
}

.project-card h3 {
    padding: var(--spacing-lg) var(--spacing-lg) var(--spacing-sm);
    font-size: 1.25rem;
}

.project-description {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

/* ===================================
   Video Thumbnails & Play Button
   =================================== */
.video-thumbnail {
    position: relative;
    cursor: pointer;
    overflow: hidden;
}

.video-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.video-thumbnail:hover img {
    transform: scale(1.05);
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 70px;
    height: 70px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--color-bg-primary);
    transition: all var(--transition-base);
    pointer-events: none;
}

.video-thumbnail:hover .play-button {
    transform: translate(-50%, -50%) scale(1.15);
    background: rgba(255, 255, 255, 1);
    box-shadow: 0 0 30px rgba(255, 255, 255, 0.5);
}

.project-card[data-video-id]:hover {
    cursor: pointer;
}

/* ===================================
   Video Modal
   =================================== */
.video-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.video-modal.active {
    display: flex;
    opacity: 1;
}

.video-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
}

.video-modal-content {
    position: relative;
    z-index: 10000;
    width: 90%;
    max-width: 1200px;
    animation: modalSlideIn 0.4s ease;
}

.video-modal-close {
    position: absolute;
    top: -50px;
    right: 0;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
}

.video-modal-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

.video-container {
    position: relative;
    padding-bottom: 56.25%;
    /* 16:9 aspect ratio */
    height: 0;
    overflow: hidden;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
    border-radius: var(--radius-lg);
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Custom Video Player */
.custom-video-player {
    background: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.video-player-header {
    padding: var(--spacing-lg);
    text-align: center;
    background: rgba(255, 255, 255, 0.03);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.video-player-header h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
}

.video-player-header p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

.video-thumbnail-large {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;
    background: var(--color-bg-primary);
    cursor: pointer;
    overflow: hidden;
}

.video-thumbnail-large img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.video-thumbnail-large:hover img {
    transform: scale(1.05);
}

.play-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.3);
    transition: background var(--transition-base);
}

.video-thumbnail-large:hover .play-overlay {
    background: rgba(0, 0, 0, 0.5);
}

.play-icon-large {
    width: 100px;
    height: 100px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--color-bg-primary);
    transition: all var(--transition-base);
}

.video-thumbnail-large:hover .play-icon-large {
    transform: scale(1.1);
    background: #ff0000;
    color: white;
}

.video-actions {
    padding: var(--spacing-xl);
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    justify-content: center;
}

.btn-watch-youtube,
.btn-try-embed {
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    border: none;
    font-family: var(--font-body);
}

.btn-watch-youtube {
    background: #ff0000;
    color: white;
    box-shadow: 0 4px 12px rgba(255, 0, 0, 0.3);
}

.btn-watch-youtube:hover {
    background: #cc0000;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 0, 0, 0.4);
}

.btn-try-embed {
    background: rgba(99, 102, 241, 0.1);
    color: var(--color-accent-primary);
    border: 2px solid var(--color-accent-primary);
}

.btn-try-embed:hover {
    background: var(--color-accent-primary);
    color: white;
    transform: translateY(-2px);
}

.embed-error {
    padding: var(--spacing-2xl);
    text-align: center;
}

.embed-error p {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* Video Loading State */
.video-loading {
    padding: var(--spacing-3xl);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(99, 102, 241, 0.1);
    border-top: 4px solid var(--color-accent-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

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

.video-loading p {
    color: var(--color-text-secondary);
    font-size: 1.125rem;
}

/* Fallback Note */
.fallback-note {
    padding: var(--spacing-md);
    text-align: center;
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    background: rgba(99, 102, 241, 0.05);
    border-radius: var(--radius-md);
    margin-top: var(--spacing-md);
}

/* Video Embed Container */
.video-embed-container {
    background: var(--color-bg-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

/* ===================================
   Contact Section
   =================================== */
.contact-section {
    background: var(--color-bg-secondary);
    text-align: center;
}

.contact-content {
    max-width: 600px;
    margin: 0 auto;
}

.contact-description {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    align-items: center;
}

.contact-email,
.contact-phone {
    display: inline-block;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-primary);
    text-decoration: none;
    padding: var(--spacing-md) var(--spacing-xl);
    background: rgba(99, 102, 241, 0.1);
    border: 2px solid var(--color-accent-primary);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    min-width: 300px;
    text-align: center;
}

.contact-email::before,
.contact-phone::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    transition: left var(--transition-base);
    z-index: -1;
}

.contact-email:hover::before,
.contact-phone:hover::before {
    left: 0;
}

.contact-email:hover,
.contact-phone:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: var(--color-bg-primary);
    padding: var(--spacing-xl) 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* ===================================
   Animations
   =================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-20px);
    }
}

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }

    section {
        padding: var(--spacing-2xl) 0;
    }

    /* Hero Section Mobile */
    .hero {
        min-height: auto;
        padding: var(--spacing-3xl) 0;
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
        text-align: center;
    }

    .hero-text {
        order: 2;
    }

    .hero-image {
        order: 1;
    }

    .hero-label {
        padding-left: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: var(--spacing-sm);
    }

    .hero-label::before {
        position: static;
        transform: none;
    }

    .hero-description-box {
        padding-left: 0;
        border-left: none;
        border-top: 3px solid rgba(99, 102, 241, 0.3);
        padding-top: var(--spacing-md);
    }

    .hero-description {
        max-width: 100%;
    }

    .profile-circle {
        width: clamp(250px, 60vw, 350px);
        height: clamp(250px, 60vw, 350px);
    }

    /* Language Switcher Mobile */
    .language-switcher {
        top: var(--spacing-md);
        right: var(--spacing-md);
        padding: 6px;
    }

    .lang-btn {
        padding: 8px 12px;
        font-size: 0.8rem;
    }

    .lang-btn .flag {
        font-size: 1rem;
    }

    .skill-card,
    .project-card {
        width: 280px;
    }

    .portfolio-carousel .carousel-container {
        padding: 0 50px;
    }

    .carousel-btn {
        width: 40px;
        height: 40px;
        font-size: 1.5rem;
    }

    .contact-email {
        font-size: 1.125rem;
        padding: var(--spacing-sm) var(--spacing-lg);
    }
}

@media (max-width: 480px) {

    /* Hero adjustments for very small screens */
    .hero {
        padding: var(--spacing-2xl) 0;
    }

    .hero-title {
        font-size: clamp(2.5rem, 10vw, 3.5rem);
    }

    .profile-circle {
        width: clamp(200px, 70vw, 280px);
        height: clamp(200px, 70vw, 280px);
    }

    /* Language Switcher Extra Small */
    .language-switcher {
        top: var(--spacing-sm);
        right: var(--spacing-sm);
    }

    .lang-btn {
        padding: 6px 10px;
        font-size: 0.75rem;
    }

    .skill-card,
    .project-card {
        width: 240px;
    }

    .portfolio-carousel .carousel-container {
        padding: 0 40px;
    }

    .carousel-btn {
        width: 35px;
        height: 35px;
        font-size: 1.25rem;
    }
}