/* ================================================
   Khalid Souhal - Portfolio
   Dark Modern Design System
   ================================================ */

:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #111118;
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-card-hover: rgba(255, 255, 255, 0.06);
    --text-primary: #f0f0f5;
    --text-secondary: #a0a0b0;
    --text-muted: #606070;
    --border-color: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(255, 255, 255, 0.12);
    --accent-1: #6366f1;
    --accent-2: #a78bfa;
    --accent-3: #818cf8;
    --gradient-text: linear-gradient(135deg, #818cf8, #a78bfa, #c084fc);
    --gradient-accent: linear-gradient(135deg, #6366f1, #a78bfa);
    --font-display: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 100px;
}

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

html {
    scroll-padding-top: 100px;
}

body {
    font-family: var(--font-body);
    color: var(--text-primary);
    background: var(--bg-primary);
    line-height: 1.6;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    min-height: 100vh;
}

/* Ensure all content is visible by default */
main, section, header, footer, nav, .container, .hero-content,
[data-animate], .experience-item, .skill-group, .edu-item, .contact-link,
.hero-badge, .hero-title, .hero-footer, .about-content,
.section-label, .section-header, h1, h2, h3, h4, p, ul, li {
    visibility: visible;
}

/* ================================================
   Gradient Background
   ================================================ */
.gradient-bg {
    position: fixed;
    inset: 0;
    z-index: -1;
    overflow: hidden;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.3;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: var(--accent-1);
    top: -200px;
    right: -100px;
    animation: orbFloat1 25s ease-in-out infinite;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: var(--accent-2);
    bottom: -150px;
    left: -100px;
    animation: orbFloat2 30s ease-in-out infinite;
}

.orb-3 {
    width: 400px;
    height: 400px;
    background: #4f46e5;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: orbFloat3 20s ease-in-out infinite;
}

@keyframes orbFloat1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(-80px, 60px) scale(1.1); }
    66% { transform: translate(40px, -40px) scale(0.9); }
}

@keyframes orbFloat2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(60px, -80px) scale(0.9); }
    66% { transform: translate(-40px, 40px) scale(1.1); }
}

@keyframes orbFloat3 {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-50%, -50%) scale(1.2); }
}

/* Noise Overlay */
.noise-overlay {
    position: fixed;
    inset: 0;
    z-index: -1;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    background-repeat: repeat;
    pointer-events: none;
}

/* ================================================
   Custom Cursor
   ================================================ */
.cursor {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 99999;
    pointer-events: none;
    display: block;
}

.cursor-dot {
    position: fixed;
    width: 8px;
    height: 8px;
    background: var(--accent-2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
}

.cursor-outline {
    position: fixed;
    width: 36px;
    height: 36px;
    border: 1.5px solid rgba(167, 139, 250, 0.4);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.2s, height 0.2s, border-color 0.2s, background 0.2s;
}

.cursor.hover .cursor-dot {
    transform: translate(-50%, -50%) scale(1.5);
    background: var(--accent-3);
}

.cursor.hover .cursor-outline {
    width: 56px;
    height: 56px;
    border-color: rgba(167, 139, 250, 0.6);
    background: rgba(167, 139, 250, 0.05);
}

@media (hover: none) and (pointer: coarse) {
    .cursor { display: none !important; }
}

/* ================================================
   Progress Bar
   ================================================ */
.progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 2px;
    background: var(--gradient-accent);
    z-index: 1001;
}

/* ================================================
   Layout
   ================================================ */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 40px;
    position: relative;
}

/* ================================================
   Navigation
   ================================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 20px 0;
    background: transparent;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.navbar.scrolled {
    padding: 14px 0;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.logo-dot {
    color: var(--accent-2);
}

.nav-links {
    display: flex;
    gap: 32px;
    list-style: none;
    align-items: center;
}

.nav-links a {
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
    letter-spacing: 0.01em;
}

.nav-links a:hover {
    color: var(--text-primary);
}

.nav-cta {
    padding: 8px 20px !important;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    transition: all 0.3s ease !important;
}

.nav-cta:hover {
    background: var(--bg-card-hover) !important;
    border-color: var(--border-hover) !important;
    color: var(--text-primary) !important;
}

.mobile-menu {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu span {
    width: 24px;
    height: 1.5px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* ================================================
   Hero
   ================================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 160px 40px 100px;
    position: relative;
}

.hero-content {
    max-width: 1100px;
    margin: 0 auto;
    width: 100%;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    padding: 8px 18px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    margin-bottom: 40px;
    letter-spacing: 0.02em;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: #34d399;
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.4); }
    50% { opacity: 0.8; box-shadow: 0 0 0 8px rgba(52, 211, 153, 0); }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.8rem, 7vw, 5.5rem);
    font-weight: 600;
    line-height: 1.05;
    margin-bottom: 32px;
    letter-spacing: -0.03em;
    color: var(--text-primary);
}

.hero-title .line {
    display: block;
    overflow: hidden;
}

.hero-title .line-inner {
    display: block;
}

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

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 540px;
    line-height: 1.7;
    margin-bottom: 60px;
}

.hero-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
}

.hero-location {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.hero-location svg {
    color: var(--accent-2);
}

.hero-scroll {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

.scroll-line {
    width: 40px;
    height: 1px;
    background: var(--text-muted);
    position: relative;
    overflow: hidden;
}

.scroll-line::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--accent-2);
    animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
    0% { left: -100%; }
    50% { left: 0; }
    100% { left: 100%; }
}

/* ================================================
   Sections Common
   ================================================ */
section {
    padding: 120px 0;
    position: relative;
}

.section-label {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--text-muted);
    margin-bottom: 60px;
}

.label-number {
    color: var(--accent-2);
    font-family: var(--font-display);
    font-weight: 600;
}

.label-line {
    width: 40px;
    height: 1px;
    background: var(--border-color);
}

/* ================================================
   About
   ================================================ */
.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 60px;
}

.about-content {
    max-width: 680px;
}

.about-intro {
    font-family: var(--font-display);
    font-size: 1.5rem;
    line-height: 1.4;
    font-weight: 400;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.about-text {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.7;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.stat-card {
    padding: 28px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    text-align: center;
    transition: all 0.3s ease;
}

.stat-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.stat-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 600;
    line-height: 1;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-plus {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    display: block;
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: 8px;
}

/* ================================================
   Experience
   ================================================ */
.experience-list {
    display: flex;
    flex-direction: column;
}

.experience-item {
    padding: 40px 0;
    border-bottom: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.experience-item:first-child {
    padding-top: 0;
}

.experience-item:last-child {
    border-bottom: none;
}

.exp-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
}

.exp-company h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 500;
    margin-bottom: 4px;
    color: var(--text-primary);
}

.exp-role {
    font-size: 0.85rem;
    color: var(--accent-2);
}

.exp-date {
    font-size: 0.8rem;
    color: var(--text-muted);
    padding: 6px 14px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    white-space: nowrap;
}

.exp-list {
    list-style: none;
    max-width: 700px;
    margin-bottom: 16px;
}

.exp-list li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 8px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.exp-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-1);
    opacity: 0.6;
}

.exp-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.exp-tags span {
    font-size: 0.75rem;
    padding: 4px 12px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.15);
    border-radius: var(--radius-full);
    color: var(--accent-3);
    letter-spacing: 0.01em;
}

/* ================================================
   Skills
   ================================================ */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.skill-group {
    padding: 28px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
}

.skill-group:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateY(-3px);
}

.skill-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
    color: var(--accent-2);
}

.skill-group h4 {
    font-family: var(--font-display);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-primary);
    margin-bottom: 16px;
    font-weight: 600;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.skill-tags span {
    font-size: 0.8rem;
    padding: 5px 12px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    transition: all 0.2s ease;
}

.skill-tags span:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--border-hover);
    color: var(--text-primary);
}

/* ================================================
   Education
   ================================================ */
.education-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.edu-item {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 32px;
    padding: 28px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
}

.edu-item:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
}

.edu-date {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-family: var(--font-display);
}

.edu-content h4 {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--text-primary);
}

.edu-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.edu-school {
    font-size: 0.8rem;
    color: var(--accent-2);
}

/* ================================================
   Contact
   ================================================ */
.contact {
    padding: 140px 0;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--text-muted);
    display: block;
    margin-bottom: 20px;
}

.contact-header h2 {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 600;
    line-height: 1.1;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.contact-header h2 .line {
    display: block;
}

.contact-links {
    display: flex;
    flex-direction: column;
}

.contact-link {
    display: grid;
    grid-template-columns: 80px 1fr auto;
    align-items: center;
    padding: 24px 0;
    border-bottom: 1px solid var(--border-color);
    text-decoration: none;
    transition: all 0.3s ease;
}

.contact-link:first-child {
    border-top: 1px solid var(--border-color);
}

.contact-link:hover {
    padding-left: 12px;
}

.link-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
}

.link-value {
    font-size: 0.95rem;
    color: var(--text-primary);
    transition: color 0.3s ease;
}

.contact-link:hover .link-value {
    color: var(--accent-2);
}

.link-arrow {
    color: var(--accent-2);
    opacity: 0;
    transform: translate(-8px, 8px);
    transition: all 0.3s ease;
}

.contact-link:hover .link-arrow {
    opacity: 1;
    transform: translate(0, 0);
}

/* ================================================
   Footer
   ================================================ */
.footer {
    padding: 32px 0;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}

/* ================================================
   Responsive
   ================================================ */
@media (max-width: 1024px) {
    .skills-grid { grid-template-columns: repeat(2, 1fr); }
    .contact-content { grid-template-columns: 1fr; gap: 48px; }
    .about-stats { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
    .container { padding: 0 24px; }
    .nav-container { padding: 0 24px; }

    .nav-links {
        display: none;
        position: fixed;
        inset: 0;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        background: rgba(10, 10, 15, 0.98);
        backdrop-filter: blur(20px);
        gap: 28px;
        z-index: 99;
    }

    .nav-links.active { display: flex; }
    .nav-links a { font-size: 1.25rem; }
    .nav-cta { display: none !important; }
    .mobile-menu { display: flex; z-index: 100; }

    .hero { padding: 120px 24px 60px; }
    .hero-title { font-size: clamp(2rem, 10vw, 3rem); margin-bottom: 24px; }
    .hero-subtitle { font-size: 1rem; margin-bottom: 40px; }
    .hero-footer { flex-direction: column; align-items: flex-start; gap: 24px; }

    section { padding: 80px 0; }

    .about-stats { grid-template-columns: 1fr; gap: 12px; }
    .stat-card { text-align: left; display: flex; align-items: center; gap: 12px; padding: 20px; }
    .stat-label { margin-top: 0; }

    .skills-grid { grid-template-columns: 1fr; gap: 12px; }

    .exp-header { flex-direction: column; gap: 8px; }
    .exp-date { align-self: flex-start; }

    .edu-item { grid-template-columns: 1fr; gap: 8px; }

    .contact { padding: 80px 0; }
    .contact-link { grid-template-columns: 70px 1fr auto; }

    .footer-content { flex-direction: column; gap: 8px; align-items: center; text-align: center; }

    .gradient-orb { opacity: 0.15; }
    .orb-1 { width: 300px; height: 300px; }
    .orb-2 { width: 250px; height: 250px; }
    .orb-3 { width: 200px; height: 200px; }
}