:root {
    --bg: #08090c;
    --text: #f5f7fa;
    --muted: #9ca3af;

    --glass: rgba(255, 255, 255, 0.055);
    --glass-border: rgba(255, 255, 255, 0.10);

    --radius-large: 28px;
    --radius-medium: 20px;

    --jakarta: "Plus Jakarta Sans", sans-serif;
    --inter: "Inter", sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;

    background:
        radial-gradient(circle at 20% 10%,
            rgba(80, 100, 160, 0.14),
            transparent 35%),
        radial-gradient(circle at 85% 25%,
            rgba(120, 80, 160, 0.10),
            transparent 30%),
        var(--bg);

    color: var(--text);

    font-family: var(--inter);

    overflow-x: hidden;
}


/* ─────────────────────────────
   LIQUID GLASS
───────────────────────────── */

.glass {
    background: rgba(255, 255, 255, 0.055);

    border: 1px solid var(--glass-border);

    backdrop-filter: blur(28px) saturate(150%);
    -webkit-backdrop-filter: blur(28px) saturate(150%);

    box-shadow:
        inset 0 1px rgba(255, 255, 255, 0.08),
        0 18px 50px rgba(0, 0, 0, 0.22);
}


/* ─────────────────────────────
   BACKGROUND
───────────────────────────── */

.background-glow {
    position: fixed;

    width: 500px;
    height: 500px;

    border-radius: 50%;

    filter: blur(120px);

    opacity: 0.18;

    pointer-events: none;

    z-index: -1;
}

.glow-one {
    top: -250px;
    left: -150px;

    background: #6378a8;
}

.glow-two {
    right: -200px;
    top: 40%;

    background: #715b8d;
}


/* ─────────────────────────────
   TOP BAR
───────────────────────────── */

.topbar {
    position: sticky;

    top: 18px;

    width: calc(100% - 48px);
    max-width: 1400px;

    margin: 18px auto 0;

    height: 72px;

    padding: 0 18px 0 22px;

    border-radius: 22px;

    display: flex;
    align-items: center;

    z-index: 100;
}

.brand {
    display: flex;
    align-items: center;

    gap: 11px;

    font-family: var(--jakarta);
    font-weight: 700;

    white-space: nowrap;
}

.brand-icon {
    width: 34px;
    height: 34px;

    display: grid;
    place-items: center;

    border-radius: 11px;

    background: rgba(255, 255, 255, 0.12);

    border: 1px solid rgba(255, 255, 255, 0.12);

    font-family: var(--jakarta);
    font-weight: 800;
}


nav {
    display: flex;

    gap: 4px;

    margin-left: 60px;
}

button {
    border: 0;

    color: inherit;

    font: inherit;

    cursor: pointer;
}

.nav-item {
    padding: 10px 16px;

    border-radius: 12px;

    background: transparent;

    color: #aeb3bd;

    transition: 180ms ease;
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.06);

    color: white;
}

.nav-item.active {
    color: white;

    background: rgba(255, 255, 255, 0.08);
}


.top-actions {
    display: flex;

    align-items: center;

    gap: 10px;

    margin-left: auto;
}

.icon-button {
    width: 42px;
    height: 42px;

    border-radius: 14px;

    background: rgba(255, 255, 255, 0.06);

    color: #d7dae0;

    font-size: 24px;

    transition: 180ms ease;
}

.icon-button:hover {
    background: rgba(255, 255, 255, 0.11);

    transform: translateY(-1px);
}

.profile-button {
    display: flex;

    align-items: center;

    gap: 9px;

    padding: 5px 11px 5px 5px;

    border-radius: 15px;

    background: rgba(255, 255, 255, 0.06);

    color: white;
}

.avatar {
    width: 32px;
    height: 32px;

    display: grid;
    place-items: center;

    border-radius: 10px;

    background: rgba(255, 255, 255, 0.14);

    font-family: var(--jakarta);
    font-weight: 700;
}


/* ─────────────────────────────
   HERO
───────────────────────────── */

.hero {
    max-width: 1400px;

    margin: 0 auto;

    min-height: 560px;

    display: flex;
    align-items: center;

    padding: 90px 40px 70px;
}

.hero-content {
    max-width: 850px;

    animation: fadeUp 700ms ease both;
}

.eyebrow,
.section-label {
    font-family: var(--inter);

    font-size: 11px;

    font-weight: 700;

    letter-spacing: 0.14em;

    color: #9da5b4;
}

.hero h1 {
    margin-top: 18px;

    font-family: var(--jakarta);

    font-size: clamp(48px, 6vw, 82px);

    line-height: 1.03;

    letter-spacing: -0.055em;

    font-weight: 800;
}

.hero p {
    max-width: 560px;

    margin-top: 25px;

    color: #a5abb5;

    font-size: 17px;

    line-height: 1.7;
}

.hero-actions {
    display: flex;

    gap: 12px;

    margin-top: 34px;
}


/* ─────────────────────────────
   BUTTONS
───────────────────────────── */

.primary-button,
.secondary-button {
    min-height: 48px;

    padding: 0 20px;

    border-radius: 15px;

    display: inline-flex;

    align-items: center;

    justify-content: center;

    gap: 9px;

    font-weight: 600;

    transition:
        transform 180ms ease,
        background 180ms ease,
        box-shadow 180ms ease;
}

.primary-button {
    color: #101114;

    background: #f4f5f7;

    box-shadow:
        0 8px 25px rgba(255, 255, 255, 0.08);
}

.primary-button:hover {
    transform: translateY(-2px);

    background: white;

    box-shadow:
        0 12px 35px rgba(255, 255, 255, 0.13);
}

.secondary-button {
    color: #e8eaf0;
}

.secondary-button:hover {
    background: rgba(255, 255, 255, 0.09);
}

.secondary-button span {
    color: #9ea5b1;
}


/* ─────────────────────────────
   SECTIONS
───────────────────────────── */

.section {
    max-width: 1400px;

    margin: 0 auto;

    padding: 35px 40px 70px;
}

.section-header {
    display: flex;

    justify-content: space-between;

    align-items: end;

    margin-bottom: 25px;
}

.section h2 {
    margin-top: 8px;

    font-family: var(--jakarta);

    font-size: 28px;

    letter-spacing: -0.035em;
}

.view-button {
    color: #aeb4c0;

    background: transparent;

    font-size: 14px;

    transition: color 180ms ease;
}

.view-button:hover {
    color: white;
}


/* ─────────────────────────────
   MEDIA CARDS
───────────────────────────── */

.media-grid {
    display: grid;

    grid-template-columns:
        repeat(4, minmax(0, 1fr));

    gap: 18px;
}

.media-card {
    cursor: pointer;

    transition:
        transform 250ms ease;
}

.media-card:hover {
    transform: translateY(-5px);
}

.thumbnail {
    position: relative;

    aspect-ratio: 16 / 10;

    overflow: hidden;

    border-radius: var(--radius-medium);

    border: 1px solid rgba(255, 255, 255, 0.08);

    background: #17191e;

    box-shadow:
        0 12px 35px rgba(0, 0, 0, 0.25);
}

.thumbnail::after {
    content: "";

    position: absolute;

    inset: 0;

    background:
        linear-gradient(to top,
            rgba(0, 0, 0, 0.55),
            transparent 55%);
}

.thumbnail-one {
    background:
        radial-gradient(circle at 30% 30%, #60708d, transparent 35%),
        linear-gradient(135deg, #1b2028, #101217);
}

.thumbnail-two {
    background:
        radial-gradient(circle at 70% 35%, #776b86, transparent 35%),
        linear-gradient(135deg, #1c1a22, #111116);
}

.thumbnail-three {
    background:
        radial-gradient(circle at 50% 25%, #6b7475, transparent 35%),
        linear-gradient(135deg, #171c1c, #0f1111);
}

.thumbnail-four {
    background:
        radial-gradient(circle at 65% 40%, #82705f, transparent 35%),
        linear-gradient(135deg, #211d19, #12100e);
}

.play-button {
    position: absolute;

    left: 50%;
    top: 50%;

    transform: translate(-50%, -50%) scale(0.9);

    width: 48px;
    height: 48px;

    display: grid;
    place-items: center;

    border-radius: 50%;

    background: rgba(255, 255, 255, 0.18);

    border: 1px solid rgba(255, 255, 255, 0.18);

    backdrop-filter: blur(15px);

    opacity: 0;

    transition:
        opacity 200ms ease,
        transform 200ms ease;

    z-index: 2;
}

.media-card:hover .play-button {
    opacity: 1;

    transform:
        translate(-50%, -50%) scale(1);
}

.progress {
    position: absolute;

    left: 12px;
    right: 12px;
    bottom: 11px;

    height: 3px;

    background: rgba(255, 255, 255, 0.18);

    border-radius: 10px;

    overflow: hidden;

    z-index: 3;
}

.progress span {
    display: block;

    height: 100%;

    background: white;
}

.media-info {
    padding: 13px 4px;
}

.media-info h3 {
    font-family: var(--jakarta);

    font-size: 15px;

    font-weight: 600;
}

.media-info p {
    margin-top: 5px;

    font-size: 13px;

    color: #7f8692;
}


/* ─────────────────────────────
   LIBRARY
───────────────────────────── */

.library-section {
    padding-bottom: 100px;
}

.library-card {
    min-height: 150px;

    padding: 25px;

    border-radius: var(--radius-large);

    display: flex;

    align-items: center;

    gap: 20px;
}

.library-icon {
    width: 58px;
    height: 58px;

    display: grid;
    place-items: center;

    border-radius: 18px;

    background: rgba(255, 255, 255, 0.07);

    font-size: 25px;
}

.library-card h3 {
    font-family: var(--jakarta);

    font-size: 18px;
}

.library-card p {
    margin-top: 6px;

    color: #858c98;

    font-size: 14px;
}

.library-card .primary-button {
    margin-left: auto;
}


/* ─────────────────────────────
   FOOTER
───────────────────────────── */

footer {
    max-width: 1400px;

    margin: 0 auto;

    padding: 30px 40px 45px;

    display: flex;

    justify-content: space-between;

    color: #626873;

    font-size: 12px;
}


/* ─────────────────────────────
   ANIMATION
───────────────────────────── */

@keyframes fadeUp {

    from {
        opacity: 0;

        transform:
            translateY(18px);
    }

    to {
        opacity: 1;

        transform:
            translateY(0);
    }

}


/* ─────────────────────────────
   RESPONSIVE
───────────────────────────── */

@media (max-width: 950px) {

    nav {
        margin-left: 25px;
    }

    .media-grid {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));
    }

}


@media (max-width: 650px) {

    .topbar {
        width: calc(100% - 24px);

        top: 10px;

        margin-top: 10px;
    }

    nav {
        display: none;
    }

    .profile-name {
        display: none;
    }

    .hero {
        padding:
            70px 22px 50px;
    }

    .hero h1 {
        font-size: 44px;
    }

    .hero-actions {
        flex-direction: column;

        align-items: stretch;
    }

    .section {
        padding-left: 22px;
        padding-right: 22px;
    }

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

    .library-card {
        align-items: flex-start;

        flex-direction: column;
    }

    .library-card .primary-button {
        margin-left: 0;
    }

    footer {
        padding-left: 22px;
        padding-right: 22px;
    }

}