/* =========================================================
   AUDIODORE — MAIN BRAND
   SoundInfo Dore visual language
   ========================================================= */

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

:root {
    --gold: #FFD740;
    --gold-light: #FFF7D9;
    --gold-dark: #C78D14;
    --gold-deep: #8C5A00;

    --bg: #090909;
    --bg-soft: #0e0d0b;

    --surface: rgba(255,255,255,0.035);
    --surface-strong: rgba(255,255,255,0.06);

    --border: rgba(255,215,64,0.18);
    --border-strong: rgba(255,215,64,0.34);

    --text: #F0EDE6;
    --muted: rgba(240,237,230,0.55);
    --muted-soft: rgba(240,237,230,0.38);

    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background:
        radial-gradient(
            ellipse 70% 35% at 50% 0%,
            rgba(255,215,64,0.075),
            transparent 70%
        ),
        radial-gradient(
            ellipse 45% 30% at 90% 40%,
            rgba(199,141,20,0.035),
            transparent 70%
        ),
        var(--bg);

    color: var(--text);
    font-family: 'DM Sans', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    color: inherit;
}

.container {
    width: min(1100px, calc(100% - 40px));
    margin: 0 auto;
}


/* =========================================================
   NAVBAR
   ========================================================= */

.navbar {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);

    width: min(1100px, calc(100% - 40px));

    z-index: 1000;

    background: rgba(12,12,12,0.72);

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

    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);

    border-radius: 20px;

    box-shadow:
        0 2px 30px rgba(255,215,64,0.05),
        inset 0 1px 0 rgba(255,255,255,0.06);
}

.nav-container {
    height: 72px;

    display: flex;
    align-items: center;
    justify-content: space-between;

    padding: 0 24px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;

    text-decoration: none;

    font-size: 18px;
    font-weight: 700;
}

.logo img {
    width: 34px;
    height: 34px;
    object-fit: contain;
}

.logo span {
    background:
        linear-gradient(
            135deg,
            #ede1ca,
            #fcf6ba,
            #d4af5e,
            #ceb353
        );

    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-links a {
    color: rgba(240,237,230,0.65);

    text-decoration: none;

    font-size: 14px;
    font-weight: 500;

    padding: 10px 13px;

    border-radius: 12px;

    transition:
        color .2s ease,
        background .2s ease;
}

.nav-links a:hover {
    color: var(--text);
    background: rgba(255,255,255,0.05);
}

.nav-launch {
    background:
        linear-gradient(
            145deg,
            var(--gold-light),
            var(--gold),
            var(--gold-dark)
        ) !important;

    color: #000 !important;

    font-weight: 700 !important;

    box-shadow:
        0 0 1px rgba(255,255,255,0.35) inset,
        0 4px 18px rgba(255,215,64,0.20);
}


/* =========================================================
   HERO
   ========================================================= */

.hero {
    min-height: 100vh;

    padding:
        150px
        20px
        100px;

    display: flex;
    align-items: center;
    justify-content: center;

    position: relative;
}

.hero::before {
    content: "";

    position: absolute;

    width: 900px;
    height: 600px;

    border-radius: 50%;

    background:
        radial-gradient(
            ellipse,
            rgba(255,215,64,0.095),
            transparent 70%
        );

    filter: blur(20px);

    pointer-events: none;
}

.hero-content {
    width: min(950px, 100%);

    position: relative;
    z-index: 1;

    display: flex;
    flex-direction: column;
    align-items: center;

    text-align: center;
}

.hero-main-title {
    font-size: clamp(58px, 9vw, 100px);

    line-height: .92;

    font-weight: 900;

    letter-spacing: -5px;

    margin-bottom: 24px;

    background:
        linear-gradient(
            180deg,
            #fffdf3 0%,
            #ffd740 48%,
            #c78d14 100%
        );

    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;

    text-shadow:
        0 10px 50px rgba(255,215,64,0.08);
}

.hero-icon {
    width: 88px;
    height: 88px;

    object-fit: contain;

    margin-bottom: 28px;

    filter:
        drop-shadow(
            0 10px 35px rgba(255,215,64,0.18)
        );
}

.hero-tagline {
    display: inline-flex;
    align-items: center;
    gap: 8px;

    padding: 7px 13px;

    margin-bottom: 22px;

    border: 1px solid rgba(255,215,64,0.22);

    border-radius: 999px;

    background: rgba(255,215,64,0.045);

    color: rgba(255,247,217,0.75);

    font-family: 'DM Mono', monospace;

    font-size: 11px;

    letter-spacing: 1.2px;

    text-transform: uppercase;
}

.hero-tagline::before {
    content: "";

    width: 6px;
    height: 6px;

    border-radius: 50%;

    background: var(--gold);

    box-shadow:
        0 0 10px rgba(255,215,64,0.8);
}

.hero-title {
    font-size: clamp(38px, 6vw, 64px);

    line-height: 1.02;

    letter-spacing: -3px;

    margin-bottom: 22px;

    background:
        linear-gradient(
            180deg,
            #ffffff,
            #a9a9a9
        );

    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    max-width: 700px;

    color: var(--muted);

    font-size: 18px;

    font-weight: 300;

    margin-bottom: 34px;
}

.hero-buttons {
    display: flex;

    justify-content: center;

    flex-wrap: wrap;

    gap: 14px;
}


/* =========================================================
   BUTTONS
   ========================================================= */

.btn-primary,
.btn-secondary {
    display: inline-flex;

    align-items: center;
    justify-content: center;

    text-decoration: none;

    border-radius: 14px;

    transition:
        transform .2s ease,
        box-shadow .2s ease,
        border-color .2s ease,
        background .2s ease;
}

.btn-primary {
    position: relative;

    overflow: hidden;

    padding: 14px 26px;

    background:
        linear-gradient(
            145deg,
            var(--gold-light),
            var(--gold),
            var(--gold-dark)
        );

    color: #000;

    font-weight: 700;

    box-shadow:
        0 4px 18px rgba(255,215,64,0.22);
}

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

    box-shadow:
        0 8px 30px rgba(255,215,64,0.38);
}

.btn-secondary {
    padding: 13px 25px;

    color: var(--text);

    font-weight: 600;

    border: 1px solid rgba(255,215,64,0.25);

    background: rgba(255,255,255,0.025);
}

.btn-secondary:hover {
    transform: translateY(-2px);

    border-color: var(--gold);

    background: rgba(255,215,64,0.06);
}


/* =========================================================
   SECTIONS
   ========================================================= */

.section {
    padding: 110px 0;

    border-top:
        1px solid rgba(255,215,64,0.08);
}

.section-header {
    max-width: 720px;

    margin:
        0 auto
        60px;

    text-align: center;
}

.section-label {
    color: var(--gold);

    font-family: 'DM Mono', monospace;

    font-size: 11px;

    font-weight: 500;

    letter-spacing: 1.6px;

    text-transform: uppercase;

    margin-bottom: 12px;
}

.section-title {
    text-align: center;

    font-size: clamp(34px, 5vw, 50px);

    line-height: 1.05;

    letter-spacing: -2px;

    margin-bottom: 18px;
}

.section-intro {
    max-width: 700px;

    margin:
        0 auto
        55px;

    text-align: center;

    color: var(--muted);

    font-size: 17px;

    font-weight: 300;
}


/* =========================================================
   ECOSYSTEM CARDS
   ========================================================= */

.features-grid {
    display: grid;

    grid-template-columns:
        repeat(3, 1fr);

    gap: 20px;
}

.feature-card {
    position: relative;

    padding: 30px;

    min-height: 250px;

    background:
        linear-gradient(
            145deg,
            rgba(255,255,255,0.055),
            rgba(255,255,255,0.025)
        );

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

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

    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);

    box-shadow:
        0 2px 25px rgba(255,215,64,0.035),
        inset 0 1px 0 rgba(255,255,255,0.05);

    transition:
        transform .25s ease,
        border-color .25s ease,
        box-shadow .25s ease;
}

.feature-card:hover {
    transform: translateY(-6px);

    border-color: var(--border-strong);

    box-shadow:
        0 12px 40px rgba(255,215,64,0.08);
}

.feature-number {
    display: block;

    margin-bottom: 15px;

    color:
        rgba(255,215,64,0.5);

    font-family: 'DM Mono', monospace;

    font-size: 10px;

    letter-spacing: 2px;
}

.feature-icon {
    width: 48px;
    height: 48px;

    display: flex;
    align-items: center;
    justify-content: center;

    margin-bottom: 22px;

    border-radius: 14px;

    background:
        linear-gradient(
            145deg,
            rgba(255,215,64,0.16),
            rgba(255,215,64,0.035)
        );

    border:
        1px solid rgba(255,215,64,0.22);

    color: var(--gold);

    font-size: 22px;
}

.feature-card h3 {
    margin-bottom: 10px;

    font-size: 21px;

    background:
        linear-gradient(
            135deg,
            var(--gold),
            var(--gold-light)
        );

    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.feature-card p {
    color: var(--muted);

    font-size: 14px;

    font-weight: 300;
}


/* =========================================================
   PRODUCT CARDS
   ========================================================= */

.product-card {
    display: flex;
    flex-direction: column;
}

.product-card .product-link {
    margin-top: auto;

    padding-top: 25px;

    color: var(--gold);

   /* font-family: 'DM Mono', monospace; */

    font-size: 11px;

    letter-spacing: 1px;

    /* text-transform: uppercase; */

    text-decoration: none;
}

.product-card .product-link:hover {
    color: var(--gold-light);
}

.product-card.highlight {
    border-color:
        rgba(255,215,64,0.30);

    background:
        radial-gradient(
            circle at 80% 0%,
            rgba(255,215,64,0.08),
            transparent 45%
        ),
        linear-gradient(
            145deg,
            rgba(255,255,255,0.06),
            rgba(255,255,255,0.025)
        );
}


/* =========================================================
   ECOSYSTEM VISUAL
   ========================================================= */

.ecosystem-visual {
    max-width: 900px;

    margin: 70px auto 0;

    display: grid;

    grid-template-columns:
        repeat(3, 1fr);

    gap: 12px;
}

.ecosystem-node {
    position: relative;

    padding: 24px;

    text-align: center;

    border:
        1px solid rgba(255,215,64,0.13);

    border-radius: 18px;

    background:
        rgba(255,255,255,0.025);
}

.ecosystem-node::after {
    content: "→";

    position: absolute;

    right: -17px;

    top: 50%;

    transform:
        translateY(-50%);

    color:
        rgba(255,215,64,0.45);

    font-family: 'DM Mono', monospace;

    z-index: 2;
}

.ecosystem-node:last-child::after {
    display: none;
}

.ecosystem-node strong {
    display: block;

    margin-bottom: 5px;

    color: var(--gold);

    font-size: 16px;
}

.ecosystem-node span {
    color: var(--muted);

    font-family: 'DM Mono', monospace;

    font-size: 10px;

    letter-spacing: 1px;

    text-transform: uppercase;
}


/* =========================================================
   DOWNLOAD
   ========================================================= */

.download-section {
    position: relative;

    overflow: hidden;

    text-align: center;

    background:
        radial-gradient(
            ellipse 60% 70% at 50% 100%,
            rgba(255,215,64,0.075),
            transparent 70%
        );
}

.download-section::before {
    content: "";

    position: absolute;

    width: 600px;
    height: 300px;

    left: 50%;
    bottom: -180px;

    transform: translateX(-50%);

    background:
        radial-gradient(
            ellipse,
            rgba(255,215,64,0.12),
            transparent 70%
        );

    filter: blur(30px);

    pointer-events: none;
}

.download-container {
    position: relative;
    z-index: 1;
}

.download-container h2 {
    font-size: clamp(38px, 5vw, 60px);

    line-height: 1;

    letter-spacing: -2.5px;

    margin-bottom: 18px;

    background:
        linear-gradient(
            180deg,
            #fffdf3,
            #ffd740
        );

    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.download-container p {
    max-width: 650px;

    margin:
        0 auto
        30px;

    color: var(--muted);

    font-weight: 300;
}

.download-btn {
    display: inline-flex;
}

.version-tag {
    display: block;

    margin-top: 15px;

    color: var(--muted-soft);

    font-family: 'DM Mono', monospace;

    font-size: 11px;

    letter-spacing: .5px;
}


/* =========================================================
   FOOTER
   ========================================================= */

.footer {
    padding: 42px 0;

    border-top:
        1px solid rgba(255,215,64,0.08);

    text-align: center;

    color:
        rgba(240,237,230,0.38);

    font-size: 13px;
}

.footer strong {
    color: var(--gold);
}


/* =========================================================
   RESPONSIVE
   ========================================================= */

@media (max-width: 900px) {

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

    .ecosystem-visual {
        grid-template-columns: 1fr;
    }

    .ecosystem-node::after {
        content: "↓";

        right: auto;
        top: auto;
        bottom: -19px;
        left: 50%;

        transform:
            translateX(-50%);
    }

    .ecosystem-node:last-child::after {
        display: none;
    }

    .nav-links a:not(.nav-launch) {
        display: none;
    }
}


@media (max-width: 650px) {

    .navbar {
        width: calc(100% - 24px);
        top: 12px;
    }

    .nav-container {
        height: 64px;
        padding: 0 14px;
    }

    .nav-launch {
        padding: 9px 12px !important;
        font-size: 12px !important;
    }

    .hero {
        padding:
            125px
            20px
            80px;
    }

    .hero-main-title {
        font-size: 56px;
        letter-spacing: -3px;
    }

    .hero-title {
        font-size: 38px;
        letter-spacing: -2px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .hero-buttons {
        flex-direction: column;

        width: 100%;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
    }

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

    .section {
        padding: 80px 0;
    }
}


@media (max-width: 420px) {

    .hero-main-title {
        font-size: 48px;
    }

    .hero-icon {
        width: 72px;
        height: 72px;
    }

    .section-title {
        font-size: 32px;
    }

    .feature-card {
        padding: 24px;
    }
}