/* ==========================================================================
   CSS Variables - Theme "Jaune Cassé" (Mustard / Dark Mode)
   ========================================================================== */
:root {
    /* Colors */
    --bg-main: #121212;
    /* Deep dark background */
    --bg-alt: #1a1a1a;
    /* Slightly lighter dark for sections/cards */
    --bg-card: #222222;
    /* Card backgrounds */

    --text-main: #fcfcfc;
    /* Off-white for readability */
    --text-muted: #a0a0a0;
    /* Muted gray for secondary text */

    /* The "Jaune Cassé" Theme Color */
    --accent-main: #E3B04B;
    /* Broken yellow / Mustard */
    --accent-hover: #c99839;
    /* Slightly darker for hover states */
    --accent-glow: rgba(227, 176, 75, 0.15);
    /* Soft glow for shadows */

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

    /* Details */
    --border-color: rgba(255, 255, 255, 0.08);
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;

    /* Transitions & Animations */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    /* Layout */
    --container-width: 1200px;
    --section-padding: 100px 0;
}

/* ==========================================================================
   Reset & Base Styles
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    color: var(--accent-main);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    width: 90%;
    max-width: var(--container-width);
    margin: 0 auto;
}

.section {
    padding: var(--section-padding);
}

.alt-bg {
    background-color: var(--bg-alt);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

/* ==========================================================================
   Interactive Background
   ========================================================================== */
#bg-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    pointer-events: none;
    background-color: transparent;
}

/* ==========================================================================
   Scroll Progress Bar
   ========================================================================== */
.progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    height: 4px;
    background: var(--accent-main);
    width: 0%;
    z-index: 9999;
    box-shadow: 0 0 10px var(--accent-glow);
    transition: width 0.1s ease-out;
}

/* ==========================================================================
   Navigation
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 24px 0;
    transition: all var(--transition-normal);
    z-index: 1000;
}

.navbar.scrolled {
    padding: 16px 0;
    background-color: rgba(18, 18, 18, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 6px 12px;
    background: linear-gradient(135deg, var(--bg-card), var(--bg-alt));
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    text-decoration: none;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.brand-logo::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(227, 176, 75, 0.1), transparent);
    transition: left 0.5s ease;
}

.brand-logo:hover {
    border-color: var(--accent-main);
    transform: translateY(-2px);
    box-shadow: 0 6px 15px var(--accent-glow);
}

.brand-logo:hover::before {
    left: 100%;
}

.brand-text {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--text-main);
    letter-spacing: -1px;
    position: relative;
    z-index: 1;
}

.brand-dot {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--accent-main);
    position: relative;
    z-index: 1;
}

.tech-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: all var(--transition-fast);
}

.tech-link:hover {
    color: var(--accent-main);
    transform: translateY(-2px);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -6px;
    left: 0;
    background-color: var(--accent-main);
    transition: width var(--transition-normal);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--text-main);
    position: relative;
    transition: background-color var(--transition-fast);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    background-color: var(--text-main);
    left: 0;
    transition: transform var(--transition-normal), top var(--transition-normal);
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    top: 8px;
}

/* Mobile Menu Active State */
.mobile-menu-btn.active .hamburger {
    background-color: transparent;
}

.mobile-menu-btn.active .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.mobile-menu-btn.active .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: 100px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all var(--transition-normal);
    cursor: pointer;
}

.btn-primary {
    background-color: var(--accent-main);
    color: #000;
    border: 2px solid var(--accent-main);
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    border-color: var(--accent-hover);
    color: #000;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px var(--accent-glow);
}

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

.btn-secondary:hover {
    border-color: var(--text-main);
    transform: translateY(-2px);
}

.btn-outline {
    background-color: transparent;
    color: var(--accent-main);
    border: 1px solid var(--accent-main);
    padding: 10px 24px;
}

.btn-outline:hover {
    background-color: var(--accent-glow);
    color: var(--accent-main);
}

.btn-large {
    padding: 16px 40px;
    font-size: 1.1rem;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 80px;
    /* Offset for navbar */
    overflow: hidden;
}

/* Subtle background glow */
.hero::before {
    content: '';
    position: absolute;
    top: -10%;
    right: -5%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    z-index: -1;
    opacity: 0.6;
}

.hero-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 64px;
    align-items: center;
}

.greeting {
    color: var(--accent-main);
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 500;
    margin-bottom: 16px;
    letter-spacing: 1px;
}

.hero-title {
    font-size: clamp(3.5rem, 8vw, 6rem);
    line-height: 1;
    margin-bottom: 24px;
    letter-spacing: -2px;
}

.hero-title span {
    color: transparent;
    -webkit-text-stroke: 1.5px var(--accent-main);
    background: linear-gradient(90deg, var(--accent-main), #fff);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    font-weight: 400;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.hero-desc {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 540px;
    margin-bottom: 40px;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-image-container {
    position: relative;
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
}

.hero-image-bg {
    position: absolute;
    top: 5%;
    left: 5%;
    width: 100%;
    height: 100%;
    border: 2px solid var(--accent-main);
    border-radius: var(--border-radius-lg);
    z-index: -1;
    transition: transform var(--transition-slow);
}

.hero-image-container:hover .hero-image-bg {
    transform: translate(15px, 15px);
}

.hero-img {
    border-radius: var(--border-radius-lg);
    width: 100%;
    aspect-ratio: 4/5;
    object-fit: cover;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    position: relative;
    z-index: 1;
    filter: grayscale(20%) contrast(110%);
    /* Stylized effect for the photo */
    transition: filter var(--transition-slow);
}

.hero-image-container:hover .hero-img {
    filter: grayscale(0%) contrast(100%);
}

.decorative-element {
    position: absolute;
    z-index: 2;
}

.shape-1 {
    width: 80px;
    height: 80px;
    border: 2px solid var(--accent-main);
    border-radius: 50%;
    bottom: -20px;
    left: -30px;
    opacity: 0.5;
}

.shape-2 {
    width: 100px;
    height: 100px;
    background-image: radial-gradient(var(--accent-main) 2px, transparent 2px);
    background-size: 16px 16px;
    top: -20px;
    right: -20px;
    opacity: 0.3;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    opacity: 0.6;
    animation: bounce 2s infinite;
}

.scroll-indicator p {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.mouse {
    width: 26px;
    height: 40px;
    border: 2px solid var(--text-muted);
    border-radius: 14px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background-color: var(--accent-main);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 1.5s infinite;
}

@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateY(0) translateX(-50%);
    }

    40% {
        transform: translateY(-10px) translateX(-50%);
    }

    60% {
        transform: translateY(-5px) translateX(-50%);
    }
}

@keyframes scroll {
    0% {
        top: 6px;
        opacity: 1;
    }

    100% {
        top: 20px;
        opacity: 0;
    }
}

/* ==========================================================================
   Section Headers
   ========================================================================== */
.section-header {
    margin-bottom: 64px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: 16px;
    color: var(--text-main);
}

.section-line {
    width: 80px;
    height: 4px;
    background-color: var(--accent-main);
    border-radius: 2px;
}

.section-subtitle {
    margin-top: 16px;
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
}

/* ==========================================================================
   About Section
   ========================================================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
}

.about-text p {
    margin-bottom: 24px;
    font-size: 1.1rem;
    color: var(--text-muted);
}

.about-text .lead {
    font-size: 1.3rem;
    color: var(--text-main);
    font-weight: 500;
}

.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 24px;
    margin-top: 48px;
    padding-top: 48px;
    border-top: 1px solid var(--border-color);
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 800;
    font-family: var(--font-heading);
    color: var(--accent-main);
    line-height: 1;
}

.stat-label {
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
    color: var(--text-muted);
}

/* ==========================================================================
   Experience Section (Timeline)
   ========================================================================== */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 20px;
    height: 100%;
    width: 2px;
    background: var(--border-color);
}

.timeline-item {
    position: relative;
    padding-left: 60px;
    margin-bottom: 48px;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: 11px;
    top: 6px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: var(--bg-alt);
    border: 3px solid var(--accent-main);
    z-index: 1;
    transition: all var(--transition-normal);
}

.timeline-item:hover .timeline-dot {
    background-color: var(--accent-main);
    box-shadow: 0 0 15px var(--accent-glow);
}

.timeline-content {
    background-color: var(--bg-card);
    padding: 32px;
    border-radius: var(--border-radius-md);
    border: 1px solid var(--border-color);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.timeline-item:hover .timeline-content {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    border-color: rgba(227, 176, 75, 0.3);
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 8px;
}

.role {
    font-size: 1.4rem;
    color: var(--text-main);
}

.date {
    font-size: 0.9rem;
    color: var(--accent-main);
    background-color: var(--accent-glow);
    padding: 4px 12px;
    border-radius: 100px;
    font-weight: 500;
}

.company {
    font-size: 1.1rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 16px;
}

.timeline-desc {
    color: var(--text-muted);
    margin-bottom: 24px;
}

.timeline-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    list-style: none;
}

.timeline-tags li {
    font-size: 0.85rem;
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.05);
    padding: 6px 14px;
    border-radius: 4px;
}

/* ==========================================================================
   Skills Section
   ========================================================================== */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin-bottom: 64px;
}

.skill-card {
    background-color: var(--bg-alt);
    padding: 40px 32px;
    border-radius: var(--border-radius-md);
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
    text-align: center;
}

.skill-card:hover {
    transform: translateY(-10px);
    background-color: var(--bg-card);
    border-color: rgba(227, 176, 75, 0.3);
}

.skill-icon {
    width: 64px;
    height: 64px;
    background-color: var(--accent-glow);
    color: var(--accent-main);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    transition: all var(--transition-normal);
}

.skill-card:hover .skill-icon {
    background-color: var(--accent-main);
    color: #000;
}

.skill-title {
    font-size: 1.4rem;
    margin-bottom: 16px;
}

.skill-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.tech-stack {
    text-align: center;
    background-color: var(--bg-card);
    padding: 48px;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
}

.tech-stack h3 {
    margin-bottom: 32px;
    font-size: 1.5rem;
}

.tags-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
}

.tag {
    padding: 10px 20px;
    background-color: transparent;
    border: 1px solid var(--border-color);
    border-radius: 100px;
    color: var(--text-main);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.tag:hover {
    border-color: var(--accent-main);
    color: var(--accent-main);
    background-color: var(--accent-glow);
}

/* ==========================================================================
   Contact Section
   ========================================================================== */
.contact-container {
    max-width: 800px;
    text-align: center;
}

.contact-card {
    background: linear-gradient(145deg, var(--bg-card) 0%, var(--bg-main) 100%);
    padding: 80px 40px;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.contact-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--accent-main);
}

.contact-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 24px;
}

.contact-desc {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background-color: #0a0a0a;
    padding: 64px 0 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 32px;
    margin-bottom: 48px;
}

.footer-brand p {
    color: var(--text-muted);
    margin-top: 8px;
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 24px;
    align-items: center;
}

.footer-links a {
    color: var(--text-main);
    font-weight: 500;
    display: flex;
    align-items: center;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* ==========================================================================
   Animations
   ========================================================================== */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
        transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 {
    transition-delay: 0.1s;
}

.delay-2 {
    transition-delay: 0.2s;
}

.delay-3 {
    transition-delay: 0.3s;
}

/* ==========================================================================
   Media Queries
   ========================================================================== */
@media (max-width: 992px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 48px;
    }

    .hero-desc {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-cta {
        justify-content: center;
    }

    .hero-image-container {
        grid-row: 1;
        /* Move image to top on mobile */
        max-width: 400px;
    }

    .section-header {
        align-items: center;
        text-align: center;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 80px 0;
    }

    .navbar {
        padding: 16px 0;
    }

    .mobile-menu-btn {
        display: block;
        z-index: 1001;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background-color: var(--bg-main);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right var(--transition-normal);
        z-index: 1000;
        gap: 40px;
    }

    .nav-links.active {
        right: 0;
    }

    .nav-link {
        font-size: 1.5rem;
    }

    .timeline::before {
        left: 0;
    }

    .timeline-item {
        padding-left: 32px;
    }

    .timeline-dot {
        left: -9px;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .btn {
        width: 100%;
    }

    .hero-cta {
        flex-direction: column;
    }

    .timeline-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .contact-card {
        padding: 48px 24px;
    }
}