/* ========================================
   AIRLIFT Records — Main Stylesheet
   Theme: Clean White / Aviator
   ======================================== */

/* ---------- CSS Variables ---------- */
:root {
    --color-bg: #FFFFFF;
    --color-bg-alt: #FAFAFA;
    --color-text: #1A1A1A;
    --color-text-secondary: #666666;
    --color-accent: #111111;
    --color-accent-hover: #333333;
    --color-border: #E5E5E5;
    --color-card-bg: #FFFFFF;
    --color-section-alt: #F8F9FA;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.15);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --max-width: 1200px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

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

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

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

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ---------- Particles Background ---------- */
.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.particle {
    position: absolute;
    opacity: 0.08;
    color: var(--color-text);
    font-size: 20px;
    animation: float linear infinite;
    will-change: transform;
}

@keyframes float {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 0.08;
    }
    90% {
        opacity: 0.08;
    }
    100% {
        transform: translateY(-100px) rotate(360deg);
        opacity: 0;
    }
}

/* ---------- Header ---------- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    transition: all var(--transition);
}

.site-header.scrolled {
    box-shadow: var(--shadow-sm);
}

.header-container {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px 24px;
}

.logo-link {
    display: inline-block;
    transition: transform var(--transition);
}

.logo-link:hover {
    transform: scale(1.02);
}

.site-logo {
    height: 48px;
    width: auto;
    transition: opacity var(--transition);
}

.logo-link:hover .site-logo {
    opacity: 0.8;
}

/* ---------- Hero Section ---------- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 120px 24px 80px;
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero-title {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: clamp(2.5rem, 8vw, 5rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.title-line {
    display: block;
}

.title-highlight {
    background: linear-gradient(135deg, #111 0%, #555 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto 3rem;
    line-height: 1.7;
}

.hero-airplane-icon {
    font-size: 2rem;
    animation: fly 3s ease-in-out infinite;
    display: inline-block;
}

@keyframes fly {
    0%, 100% {
        transform: translateY(0) translateX(0) rotate(-5deg);
    }
    50% {
        transform: translateY(-15px) translateX(10px) rotate(5deg);
    }
}

/* ---------- Section Headers ---------- */
.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-tag {
    display: inline-block;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-text-secondary);
    margin-bottom: 0.5rem;
}

.section-title {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    letter-spacing: -0.01em;
}

/* ---------- About Section ---------- */
.about {
    padding: 100px 0;
    background: var(--color-bg);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 3rem;
    align-items: center;
    max-width: 900px;
    margin: 0 auto;
}

.about-text p {
    margin-bottom: 1.25rem;
    color: var(--color-text-secondary);
    font-size: 1rem;
    line-height: 1.8;
}

.airplane-illustration {
    width: 180px;
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-alt);
    border-radius: 50%;
    border: 1px solid var(--color-border);
}

/* ---------- Artists Section ---------- */
.artists {
    padding: 100px 0;
    background: var(--color-section-alt);
}

.artists-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    max-width: 900px;
    margin: 0 auto;
}

.artist-card {
    background: var(--color-card-bg);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: all var(--transition);
    opacity: 0;
    transform: translateY(20px);
}

.artist-card.visible {
    opacity: 1;
    transform: translateY(0);
}

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

.artist-image {
    aspect-ratio: 1;
    background: linear-gradient(135deg, #e8e8e8 0%, #d0d0d0 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.artist-image::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 60%, rgba(0,0,0,0.4));
}

.artist-placeholder {
    font-size: 2.5rem;
    color: #aaa;
}

.artist-info {
    padding: 1rem 1.25rem;
}

.artist-name {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.artist-genre {
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ---------- Contact Section ---------- */
.contact {
    padding: 100px 0;
    background: var(--color-bg);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    max-width: 900px;
    margin: 0 auto;
}

.contact-card {
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 2rem;
    text-align: center;
    transition: all var(--transition);
}

.contact-card:hover {
    border-color: transparent;
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.card-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: var(--color-bg-alt);
    border-radius: 50%;
    margin-bottom: 1.25rem;
    color: var(--color-accent);
}

.card-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
}

.card-description {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-bottom: 1.25rem;
    line-height: 1.7;
}

.card-email {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-accent);
    margin-bottom: 1rem;
    transition: opacity var(--transition);
}

.card-email:hover {
    opacity: 0.7;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 12px 28px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-radius: 100px;
    cursor: pointer;
    transition: all var(--transition);
    border: 2px solid transparent;
    text-decoration: none;
}

.btn-primary {
    background: var(--color-accent);
    color: #FFFFFF;
}

.btn-primary:hover {
    background: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    color: var(--color-accent);
    border-color: var(--color-border);
}

.btn-outline:hover {
    border-color: var(--color-accent);
    transform: translateY(-2px);
}

/* ---------- Social Links Inline ---------- */
.social-links-inline {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.social-link-inline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    transition: all var(--transition);
}

.social-link-inline:hover {
    background: var(--color-accent);
    color: #FFFFFF;
    border-color: var(--color-accent);
    transform: translateY(-3px);
}

.social-link-inline svg {
    width: 18px;
    height: 18px;
}

/* ---------- Footer ---------- */
.site-footer {
    background: var(--color-accent);
    color: #FFFFFF;
    padding: 4rem 0 2rem;
}

.footer-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.footer-logo {
    margin-bottom: 1rem;
}

.footer-logo-img {
    height: 40px;
    width: auto;
    margin: 0 auto;
    filter: invert(1);
}

.footer-tagline {
    font-family: var(--font-heading);
    font-weight: 400;
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 2rem;
    letter-spacing: 0.05em;
}

.footer-social {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    transition: all var(--transition);
}

.social-link:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
}

.social-link svg {
    width: 22px;
    height: 22px;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-col h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 0.5rem;
    opacity: 0.7;
}

.footer-col a {
    font-size: 0.9rem;
    opacity: 0.8;
    transition: opacity var(--transition);
}

.footer-col a:hover {
    opacity: 1;
}

.footer-copyright {
    font-size: 0.8rem;
    opacity: 0.5;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* ---------- Scroll Reveal Animation ---------- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
    .site-header {
        padding: 8px 0;
    }

    .site-logo {
        height: 40px;
    }

    .hero {
        padding: 100px 20px 60px;
        min-height: 80vh;
    }

    .hero-title {
        margin-bottom: 1rem;
    }

    .hero-subtitle {
        margin-bottom: 2rem;
    }

    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .airplane-illustration {
        margin: 0 auto;
    }

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

    .contact-card {
        padding: 1.5rem;
    }

    .footer-links {
        gap: 2rem;
    }

    .footer-social {
        gap: 0.75rem;
    }

    .social-link {
        width: 42px;
        height: 42px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: clamp(2rem, 10vw, 2.5rem);
    }

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

    .artist-info {
        padding: 0.75rem;
    }

    .artist-name {
        font-size: 0.85rem;
    }

    .section-tag {
        font-size: 0.7rem;
    }

    .section-title {
        font-size: clamp(1.5rem, 5vw, 2rem);
    }
}

/* ---------- Selection ---------- */
::selection {
    background: #111;
    color: #fff;
}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #fff;
}

::-webkit-scrollbar-thumb {
    background: #ccc;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #999;
}