/* ===================================
   Nemo Ghasemi - Musician Portfolio
   CSS Stylesheet
   =================================== */

/* CSS Custom Properties */
:root {
    /* Colors */
    --color-bg-primary: #0a0a0f;
    --color-bg-secondary: #12121a;
    --color-bg-tertiary: #1a1a25;
    --color-accent-primary: #7c3aed;
    --color-accent-secondary: #06b6d4;
    --color-accent-gradient: linear-gradient(135deg, #7c3aed 0%, #06b6d4 100%);
    --color-text-primary: #f8fafc;
    --color-text-secondary: #94a3b8;
    --color-text-muted: #64748b;
    --color-border: rgba(255, 255, 255, 0.1);

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

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 5rem;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;

    /* Borders */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;
    --radius-full: 9999px;
}

/* Reset & Base */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

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

::selection {
    background-color: var(--color-accent-primary);
    color: var(--color-text-primary);
}

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

ul {
    list-style: none;
}

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

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

/* Section Styles */
.section {
    padding: var(--spacing-2xl) 0;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 600;
    text-align: center;
    margin-bottom: var(--spacing-md);
    background: var(--color-accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    text-align: center;
    color: var(--color-text-secondary);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xl);
}

/* ===================================
   Navigation
   =================================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    transition: all var(--transition-base);
    background: transparent;
}

.nav.scrolled {
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

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

.nav-logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--color-accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent-gradient);
    transition: width var(--transition-base);
}

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

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

.nav-link-cta {
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--color-accent-gradient);
    border-radius: var(--radius-full);
    color: var(--color-text-primary);
}

.nav-link-cta::after {
    display: none;
}

.nav-link-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(124, 58, 237, 0.3);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    position: relative;
    z-index: 2000;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-text-primary);
    transition: all var(--transition-base);
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background: var(--color-bg-secondary);
        flex-direction: column;
        justify-content: center;
        gap: var(--spacing-xl);
        transition: right var(--transition-base);
    }

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

    .nav-link {
        font-size: 1.2rem;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

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

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 80%, rgba(124, 58, 237, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(6, 182, 212, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(124, 58, 237, 0.05) 0%, transparent 70%);
    animation: heroFloat 20s ease-in-out infinite;
}

@keyframes heroFloat {

    0%,
    100% {
        transform: scale(1) rotate(0deg);
    }

    50% {
        transform: scale(1.1) rotate(5deg);
    }
}

.hero-content {
    position: relative;
    text-align: center;
    padding: var(--spacing-lg);
    animation: fadeInUp 1s ease-out;
}

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

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

.hero-greeting {
    font-size: 1.1rem;
    color: var(--color-accent-secondary);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: var(--spacing-sm);
    animation: fadeInUp 1s ease-out 0.2s backwards;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, #fff 0%, #94a3b8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 1s ease-out 0.4s backwards;
}

.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 1.5rem);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
    animation: fadeInUp 1s ease-out 0.6s backwards;
}

.hero-description {
    font-size: 1rem;
    color: var(--color-text-muted);
    max-width: 500px;
    margin: 0 auto var(--spacing-lg);
    animation: fadeInUp 1s ease-out 0.8s backwards;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 1s backwards;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-full);
    font-weight: 500;
    font-size: 0.95rem;
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--color-accent-gradient);
    color: var(--color-text-primary);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(124, 58, 237, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--color-accent-primary);
}

.btn-spotify {
    background: #1DB954;
    color: white;
    padding: var(--spacing-sm) var(--spacing-xl);
}

.btn-spotify:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(29, 185, 84, 0.3);
}

.btn-spotify svg {
    width: 22px;
    height: 22px;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-text-muted);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    animation: fadeInUp 1s ease-out 1.2s backwards;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--color-accent-primary), transparent);
    animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {

    0%,
    100% {
        transform: scaleY(1);
        opacity: 1;
    }

    50% {
        transform: scaleY(0.5);
        opacity: 0.5;
    }
}

/* ===================================
   About Section
   =================================== */
.about {
    background: var(--color-bg-secondary);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: var(--spacing-xl);
    align-items: center;
}

@media (max-width: 900px) {
    .about-content {
        grid-template-columns: 1fr;
    }

    .about-image {
        order: -1;
        justify-self: center;
    }
}

.about-text p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-secondary);
}

.about-lead {
    font-size: 1.2rem;
    color: var(--color-text-primary) !important;
    font-weight: 500;
}

.about-highlights {
    display: flex;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
    flex-wrap: wrap;
}

.highlight {
    display: flex;
    flex-direction: column;
}

.highlight-number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--color-accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.about-profile-img {
    width: 280px;
    height: 350px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    transition: transform var(--transition-base);
}

.about-profile-img:hover {
    transform: scale(1.02);
    border-color: var(--color-accent-primary);
}

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

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--color-accent-primary), var(--color-accent-secondary));
}

@media (max-width: 600px) {
    .timeline::before {
        left: 15px;
    }
}

.timeline-item {
    position: relative;
    padding-left: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
}

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

.timeline-marker {
    position: absolute;
    left: -6px;
    top: 0;
    width: 14px;
    height: 14px;
    background: var(--color-accent-primary);
    border-radius: 50%;
    box-shadow: 0 0 20px rgba(124, 58, 237, 0.5);
}

@media (max-width: 600px) {
    .timeline-item {
        padding-left: 50px;
    }

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

.timeline-content {
    background: var(--color-bg-secondary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    transition: all var(--transition-base);
}

.timeline-content:hover {
    border-color: var(--color-accent-primary);
    transform: translateX(5px);
}

.timeline-date {
    display: inline-block;
    font-size: 0.85rem;
    color: var(--color-accent-secondary);
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.timeline-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.timeline-company {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-sm);
}

.timeline-details {
    margin-top: var(--spacing-sm);
}

.timeline-details li {
    position: relative;
    padding-left: var(--spacing-md);
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-xs);
}

.timeline-details li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-accent-primary);
}

.timeline-tag {
    display: inline-block;
    margin-top: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: rgba(124, 58, 237, 0.1);
    border: 1px solid rgba(124, 58, 237, 0.3);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    color: var(--color-accent-primary);
}

.timeline-note {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    font-style: italic;
}

/* ===================================
   Discography Section
   =================================== */
.discography {
    background: var(--color-bg-secondary);
}

.albums-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.album-card {
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: all var(--transition-base);
}

.album-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-accent-primary);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.album-embed {
    background: #121212;
}

.album-info {
    padding: var(--spacing-md);
}

.album-info h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
}

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

.spotify-cta {
    text-align: center;
}

/* ===================================
   Skills Section
   =================================== */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.skill-category {
    background: var(--color-bg-secondary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    transition: all var(--transition-base);
}

.skill-category:hover {
    border-color: var(--color-accent-primary);
    transform: translateY(-5px);
}

.skill-icon {
    width: 50px;
    height: 50px;
    background: rgba(124, 58, 237, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.skill-icon svg {
    width: 28px;
    height: 28px;
    color: var(--color-accent-primary);
}

.skill-category h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
}

.skill-category ul li {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--color-border);
}

.skill-category ul li:last-child {
    border-bottom: none;
}

.languages,
.education {
    background: var(--color-bg-secondary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    margin-top: var(--spacing-lg);
}

.languages h3,
.education h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.language-tags {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.language-tag {
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-full);
    font-size: 0.9rem;
}

.language-tag small {
    color: var(--color-text-muted);
}

.education-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.education-item {
    display: flex;
    flex-direction: column;
    text-align: center;
    padding: var(--spacing-md);
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-md);
}

.education-year {
    font-size: 0.85rem;
    color: var(--color-accent-secondary);
    font-weight: 500;
}

.education-school {
    font-weight: 600;
    margin: var(--spacing-xs) 0;
}

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

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

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

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    transition: all var(--transition-base);
    text-align: left;
}

.contact-item:hover {
    border-color: var(--color-accent-primary);
    transform: translateX(5px);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: rgba(124, 58, 237, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-accent-primary);
}

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

.contact-label {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.contact-value {
    font-weight: 500;
}

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

.social-link {
    width: 50px;
    height: 50px;
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-border);
    transition: all var(--transition-base);
}

.social-link:hover {
    background: var(--color-accent-primary);
    border-color: var(--color-accent-primary);
    transform: translateY(-5px);
}

.social-link svg {
    width: 22px;
    height: 22px;
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

.social-link:hover svg {
    color: var(--color-text-primary);
}

/* ===================================
   Footer
   =================================== */
.footer {
    padding: var(--spacing-lg);
    text-align: center;
    border-top: 1px solid var(--color-border);
}

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

/* ===================================
   Animations & Scroll Effects
   =================================== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===================================
   Responsive Adjustments
   =================================== */
@media (max-width: 480px) {
    html {
        font-size: 14px;
    }

    .container {
        padding: 0 var(--spacing-sm);
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 250px;
        justify-content: center;
    }

    .about-highlights {
        justify-content: center;
    }

    .albums-grid {
        grid-template-columns: 1fr;
    }
}