/* ===================================
   Hamdi Bougattaya Portfolio
   Claymorphism Design System
   =================================== */

/* CSS Variables */
:root {
    --primary: #4F46E5;
    --secondary: #818CF8;
    --accent: #F97316;
    --background: #EEF2FF;
    --card-bg: #FFFFFF;
    --text-primary: #1E1B4B;
    --text-secondary: #475569;
    --success: #22C55E;

    /* Claymorphism */
    --clay-radius: 20px;
    --clay-radius-lg: 24px;
    --clay-border: 3px;
    --shadow-outer: 8px 8px 16px rgba(79, 70, 229, 0.15), -4px -4px 12px rgba(255, 255, 255, 0.8);
    --shadow-inner: inset 2px 2px 4px rgba(255, 255, 255, 0.6), inset -2px -2px 4px rgba(79, 70, 229, 0.1);
    --shadow-hover: 12px 12px 24px rgba(79, 70, 229, 0.2), -6px -6px 16px rgba(255, 255, 255, 0.9);

    /* Animation */
    --transition-fast: 150ms ease-out;
    --transition-medium: 200ms ease-out;
    --transition-slow: 300ms ease-out;
}

/* Base Styles */
html {
    scroll-behavior: smooth;
}

body {
    overflow-x: hidden;
}

/* ===================================
   Claymorphism Components
   =================================== */

/* Clay Card */
.clay-card {
    background: var(--card-bg);
    border-radius: var(--clay-radius);
    border: var(--clay-border) solid rgba(79, 70, 229, 0.1);
    box-shadow: var(--shadow-outer);
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.clay-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.clay-card-highlight {
    border-color: var(--primary);
    background: linear-gradient(135deg, #FFFFFF 0%, #EEF2FF 100%);
}

/* Clay Portrait */
.clay-portrait {
    width: 300px;
    height: 380px;
    border-radius: var(--clay-radius-lg);
    border: 4px solid var(--primary);
    box-shadow: var(--shadow-outer), 0 20px 40px rgba(79, 70, 229, 0.3);
    overflow: hidden;
    position: relative;
}

.clay-portrait::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 60%, rgba(79, 70, 229, 0.1) 100%);
    pointer-events: none;
}

@media (min-width: 768px) {
    .clay-portrait {
        width: 350px;
        height: 450px;
    }
}

/* Clay Avatar */
.clay-avatar {
    width: 280px;
    height: 280px;
    border-radius: 50%;
    border: 4px solid var(--secondary);
    box-shadow: var(--shadow-outer), 0 15px 30px rgba(129, 140, 248, 0.3);
    overflow: hidden;
    background: var(--background);
}

@media (min-width: 768px) {
    .clay-avatar {
        width: 320px;
        height: 320px;
    }
}

/* Clay Buttons */
.clay-button-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    font-weight: 600;
    border-radius: var(--clay-radius);
    border: none;
    box-shadow: 4px 4px 12px rgba(79, 70, 229, 0.3), var(--shadow-inner);
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.clay-button-primary:hover {
    transform: translateY(-2px);
    box-shadow: 6px 6px 16px rgba(79, 70, 229, 0.4), var(--shadow-inner);
}

.clay-button-primary:active {
    transform: scale(0.97);
    box-shadow: 2px 2px 8px rgba(79, 70, 229, 0.3);
}

.clay-button-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--card-bg);
    color: var(--text-primary);
    font-weight: 600;
    border-radius: var(--clay-radius);
    border: 2px solid rgba(79, 70, 229, 0.2);
    box-shadow: var(--shadow-outer);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.clay-button-secondary:hover {
    transform: translateY(-2px);
    border-color: var(--primary);
    color: var(--primary);
    box-shadow: var(--shadow-hover);
}

.clay-button-secondary:active {
    transform: scale(0.97);
}

.clay-button-sm {
    padding: 8px;
    background: var(--card-bg);
    border-radius: 12px;
    border: 2px solid rgba(79, 70, 229, 0.1);
    box-shadow: 4px 4px 8px rgba(79, 70, 229, 0.1), -2px -2px 6px rgba(255, 255, 255, 0.8);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.clay-button-sm:hover {
    border-color: var(--primary);
}

/* Clay Badge */
.clay-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: var(--card-bg);
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    border-radius: 999px;
    border: 2px solid rgba(79, 70, 229, 0.1);
    box-shadow: 3px 3px 8px rgba(79, 70, 229, 0.1), -2px -2px 6px rgba(255, 255, 255, 0.8);
}

.clay-badge-sm {
    padding: 6px 12px;
    background: var(--background);
    color: var(--primary);
    font-size: 12px;
    font-weight: 600;
    border-radius: 999px;
    border: 2px solid rgba(79, 70, 229, 0.15);
}

.clay-badge-accent {
    padding: 4px 12px;
    background: linear-gradient(135deg, var(--accent) 0%, #FB923C 100%);
    color: white;
    font-size: 12px;
    font-weight: 600;
    border-radius: 999px;
}

/* Clay Pill */
.clay-pill {
    display: inline-block;
    padding: 8px 16px;
    background: var(--card-bg);
    color: var(--text-secondary);
    font-size: 14px;
    border-radius: var(--clay-radius);
    border: 2px solid rgba(79, 70, 229, 0.1);
    box-shadow: 3px 3px 8px rgba(79, 70, 229, 0.08), -2px -2px 6px rgba(255, 255, 255, 0.8);
    transition: all var(--transition-fast);
}

.clay-pill:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
}

/* ===================================
   Navigation
   =================================== */

.nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    padding: 8px 12px;
    border-radius: 12px;
    transition: all var(--transition-fast);
}

.nav-link:hover {
    color: var(--primary);
    background: rgba(79, 70, 229, 0.1);
}

.nav-link.active {
    color: var(--primary);
    background: rgba(79, 70, 229, 0.1);
}

.mobile-nav-link {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
    padding: 12px 24px;
    border-radius: var(--clay-radius);
    transition: all var(--transition-fast);
}

.mobile-nav-link:hover {
    color: var(--primary);
    background: rgba(79, 70, 229, 0.1);
}

/* ===================================
   Section Title
   =================================== */

.section-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    border-radius: 2px;
    margin: 16px auto 0;
}

/* ===================================
   Timeline
   =================================== */

.timeline {
    position: relative;
    padding-left: 40px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, var(--primary) 0%, var(--secondary) 50%, var(--accent) 100%);
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    margin-bottom: 2rem;
}

.timeline-node {
    position: absolute;
    left: -33px;
    top: 24px;
    width: 20px;
    height: 20px;
    background: var(--card-bg);
    border: 4px solid var(--primary);
    border-radius: 50%;
    box-shadow: 0 0 0 4px var(--background), var(--shadow-outer);
    z-index: 1;
}

.timeline-item:hover .timeline-node {
    background: var(--primary);
    transform: scale(1.2);
    transition: all var(--transition-fast);
}

.timeline-content {
    padding-left: 16px;
}

/* ===================================
   Project Cards
   =================================== */

.project-card {
    padding: 16px;
    background: var(--background);
    border-radius: 16px;
    border: 2px solid rgba(79, 70, 229, 0.1);
}

.tech-tag {
    display: inline-block;
    padding: 4px 10px;
    background: rgba(79, 70, 229, 0.1);
    color: var(--primary);
    font-size: 12px;
    font-weight: 500;
    border-radius: 8px;
    transition: all var(--transition-fast);
}

.tech-tag:hover {
    background: var(--primary);
    color: white;
}

/* ===================================
   Bento Grid
   =================================== */

.bento-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .bento-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .bento-large {
        grid-column: span 2;
        grid-row: span 2;
    }

    .bento-medium {
        grid-column: span 1;
        grid-row: span 2;
    }
}

@media (max-width: 767px) {
    .bento-grid {
        grid-template-columns: 1fr;
    }

    .bento-large,
    .bento-medium {
        grid-column: span 1;
        grid-row: span 1;
    }
}

/* ===================================
   Skills
   =================================== */

.skill-tag {
    display: inline-block;
    padding: 6px 12px;
    background: var(--background);
    color: var(--text-primary);
    font-size: 13px;
    font-weight: 500;
    border-radius: 12px;
    border: 2px solid rgba(79, 70, 229, 0.1);
    transition: all var(--transition-fast);
    cursor: default;
}

.skill-tag:hover {
    border-color: var(--primary);
    background: rgba(79, 70, 229, 0.1);
    transform: translateY(-2px);
}

.skill-tag-ai {
    display: inline-block;
    padding: 6px 12px;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.15) 0%, rgba(249, 115, 22, 0.15) 100%);
    color: var(--primary);
    font-size: 13px;
    font-weight: 600;
    border-radius: 12px;
    border: 2px solid var(--primary);
    transition: all var(--transition-fast);
    cursor: default;
}

.skill-tag-ai:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
}

/* ===================================
   Floating Shapes (Background)
   =================================== */

.floating-shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.6;
    filter: blur(40px);
    animation: float 20s ease-in-out infinite;
}

.shape-1 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    top: -100px;
    right: -100px;
    animation-delay: 0s;
}

.shape-2 {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, var(--accent) 0%, #FBBF24 100%);
    bottom: -50px;
    left: -50px;
    animation-delay: -7s;
}

.shape-3 {
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%);
    top: 50%;
    left: 30%;
    animation-delay: -14s;
}

/* ===================================
   Animations
   =================================== */

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    25% {
        transform: translate(30px, -30px) rotate(5deg);
    }
    50% {
        transform: translate(-20px, 20px) rotate(-5deg);
    }
    75% {
        transform: translate(10px, -10px) rotate(3deg);
    }
}

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

@keyframes fadeInDelay {
    0%, 30% {
        opacity: 0;
        transform: translateY(20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes bounceSlow {
    0%, 100% {
        transform: translateY(0) translateX(-50%);
    }
    50% {
        transform: translateY(10px) translateX(-50%);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

/* Animation Classes */
.animate-fade-in {
    animation: fadeIn 0.8s ease-out forwards;
}

.animate-fade-in-delay {
    animation: fadeInDelay 1.2s ease-out forwards;
}

.animate-slide-down {
    animation: slideDown 0.6s ease-out forwards;
}

.animate-bounce-slow {
    animation: bounceSlow 2s ease-in-out infinite;
}

/* Scroll Reveal */
.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
    transition-delay: var(--delay, 0s);
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ===================================
   Reduced Motion
   =================================== */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .scroll-reveal {
        opacity: 1;
        transform: none;
    }

    .floating-shape {
        animation: none;
    }
}

/* ===================================
   Responsive Adjustments
   =================================== */

@media (max-width: 767px) {
    .section-title {
        font-size: 2rem;
    }

    .timeline {
        padding-left: 30px;
    }

    .timeline::before {
        left: 10px;
    }

    .timeline-node {
        left: -28px;
        width: 16px;
        height: 16px;
    }

    .clay-button-primary,
    .clay-button-secondary {
        padding: 10px 20px;
        font-size: 14px;
    }
}

/* Focus States for Accessibility */
a:focus-visible,
button:focus-visible {
    outline: 3px solid var(--primary);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .floating-shape,
    nav,
    .animate-bounce-slow {
        display: none;
    }

    .clay-card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}