:root {
    --suara-primary: #8c56ac;
    --suara-secondary: #ff7a59;
    --suara-dark: #171321;
    --suara-light: #f8f4ff;
    --suara-card: rgba(255, 255, 255, 0.88);
    --suara-border: rgba(255, 255, 255, 0.35);
}

* {
    box-sizing: border-box;
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    color: var(--suara-dark);
    background: #fff;
    overflow-x: hidden;
}

a {
    text-decoration: none;
}

.navbar {
    transition: all .25s ease;
    padding: 18px 0;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(14px);
    box-shadow: 0 10px 30px rgba(40, 20, 70, 0.08);
    padding: 10px 0;
}

.brand-logo {
    width: 42px;
    height: 42px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--suara-primary), var(--suara-secondary));
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 800;
    box-shadow: 0 10px 25px rgba(140, 86, 172, 0.28);
}

.btn-suara {
    background: linear-gradient(135deg, var(--suara-primary), var(--suara-secondary));
    border: 0;
    color: #fff;
    border-radius: 999px;
    padding: 12px 24px;
    font-weight: 700;
    box-shadow: 0 15px 35px rgba(140, 86, 172, 0.28);
}

.btn-suara:hover {
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 18px 42px rgba(140, 86, 172, 0.35);
}

.btn-outline-suara {
    border: 1px solid rgba(140, 86, 172, 0.25);
    color: var(--suara-primary);
    border-radius: 999px;
    padding: 12px 24px;
    font-weight: 700;
    background: rgba(255, 255, 255, .65);
}

.btn-outline-suara:hover {
    background: var(--suara-primary);
    color: #fff;
}

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    background:
        radial-gradient(circle at top left, rgba(255, 122, 89, .22), transparent 34%),
        radial-gradient(circle at 70% 10%, rgba(140, 86, 172, .24), transparent 32%),
        linear-gradient(180deg, #fff 0%, #fbf7ff 100%);
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    width: 520px;
    height: 520px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(140, 86, 172, .22), rgba(255, 122, 89, .16));
    right: -160px;
    top: 80px;
    filter: blur(2px);
}

.hero::after {
    content: "";
    position: absolute;
    width: 320px;
    height: 320px;
    border-radius: 50%;
    background: rgba(140, 86, 172, .08);
    left: -120px;
    bottom: 60px;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.badge-soft {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border-radius: 999px;
    background: rgba(140, 86, 172, .1);
    color: var(--suara-primary);
    font-weight: 700;
    font-size: 14px;
}

.hero-title {
    font-size: clamp(38px, 6vw, 72px);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -2px;
    margin: 20px 0;
}

.gradient-text {
    background: linear-gradient(135deg, var(--suara-primary), var(--suara-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-size: 18px;
    color: #625a70;
    max-width: 560px;
    line-height: 1.9;
}

.hero-stats {
    display: flex;
    gap: 18px;
    flex-wrap: wrap;
    margin-top: 32px;
}

.stat-box {
    background: #fff;
    border-radius: 22px;
    padding: 18px 22px;
    min-width: 140px;
    box-shadow: 0 15px 40px rgba(35, 15, 65, .08);
}

.stat-box strong {
    display: block;
    font-size: 26px;
    color: var(--suara-primary);
    line-height: 1;
}

.stat-box span {
    color: #746b7f;
    font-size: 14px;
}

.phone-wrap {
    position: relative;
    z-index: 2;
    display: flex;
    justify-content: center;
}

.phone {
    width: 310px;
    max-width: 100%;
    border-radius: 42px;
    padding: 14px;
    background: #20162d;
    box-shadow: 0 35px 80px rgba(40, 20, 70, .28);
    transform: rotate(2deg);
}

.phone-screen {
    border-radius: 32px;
    overflow: hidden;
    background: linear-gradient(180deg, #fff 0%, #f6efff 100%);
    min-height: 620px;
    position: relative;
}

.app-header {
    padding: 22px;
    background: linear-gradient(135deg, var(--suara-primary), var(--suara-secondary));
    color: #fff;
}

.app-search {
    margin-top: 16px;
    background: rgba(255, 255, 255, .22);
    border-radius: 999px;
    padding: 10px 14px;
    font-size: 13px;
}

.room-card {
    margin: 16px;
    border-radius: 24px;
    background: #fff;
    padding: 16px;
    box-shadow: 0 12px 30px rgba(60, 25, 90, .08);
}

.avatar-row {
    display: flex;
    margin: 14px 0;
}

.avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 3px solid #fff;
    margin-left: -8px;
    background: linear-gradient(135deg, #ffd166, #ef476f);
}

.avatar:first-child {
    margin-left: 0;
}

.avatar:nth-child(2) {
    background: linear-gradient(135deg, #06d6a0, #118ab2);
}

.avatar:nth-child(3) {
    background: linear-gradient(135deg, #8c56ac, #ff7a59);
}

.avatar:nth-child(4) {
    background: linear-gradient(135deg, #5f6cff, #66d9ff);
}

.wave {
    display: flex;
    align-items: end;
    gap: 4px;
    height: 34px;
}

.wave span {
    display: block;
    width: 5px;
    border-radius: 999px;
    background: linear-gradient(180deg, var(--suara-primary), var(--suara-secondary));
    animation: wave 1.2s infinite ease-in-out;
}

.wave span:nth-child(1) { height: 12px; animation-delay: 0s; }
.wave span:nth-child(2) { height: 25px; animation-delay: .1s; }
.wave span:nth-child(3) { height: 18px; animation-delay: .2s; }
.wave span:nth-child(4) { height: 30px; animation-delay: .3s; }
.wave span:nth-child(5) { height: 16px; animation-delay: .4s; }

@keyframes wave {
    0%, 100% { transform: scaleY(.55); opacity: .55; }
    50% { transform: scaleY(1); opacity: 1; }
}

.floating-card {
    position: absolute;
    background: rgba(255, 255, 255, .86);
    backdrop-filter: blur(14px);
    border: 1px solid var(--suara-border);
    border-radius: 22px;
    padding: 14px 16px;
    box-shadow: 0 18px 45px rgba(40, 20, 70, .15);
    z-index: 3;
}

.float-one {
    left: -26px;
    top: 110px;
}

.float-two {
    right: -22px;
    bottom: 110px;
}

.section-padding {
    padding: 90px 0;
}

.section-title {
    font-size: clamp(28px, 3.6vw, 46px);
    font-weight: 900;
    letter-spacing: -1px;
    margin-bottom: 16px;
}

.section-desc {
    color: #71687c;
    font-size: 17px;
    line-height: 1.9;
    max-width: 680px;
}

.feature-card {
    height: 100%;
    border: 1px solid rgba(140, 86, 172, .1);
    border-radius: 28px;
    padding: 28px;
    background: #fff;
    box-shadow: 0 16px 40px rgba(40, 20, 70, .06);
    transition: all .25s ease;
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 24px 55px rgba(40, 20, 70, .1);
}

.icon-box {
    width: 56px;
    height: 56px;
    border-radius: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 24px;
    background: linear-gradient(135deg, var(--suara-primary), var(--suara-secondary));
    margin-bottom: 20px;
}

.rooms-section {
    background:
        radial-gradient(circle at 20% 20%, rgba(255, 122, 89, .13), transparent 28%),
        linear-gradient(180deg, #fbf7ff, #fff);
}

.live-room {
    border-radius: 28px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 18px 45px rgba(40, 20, 70, .08);
    height: 100%;
}

.live-room-cover {
    min-height: 170px;
    padding: 22px;
    color: #fff;
    background: linear-gradient(135deg, #8c56ac, #ff7a59);
    position: relative;
}

.live-room-cover.alt {
    background: linear-gradient(135deg, #4f46e5, #06b6d4);
}

.live-room-cover.alt2 {
    background: linear-gradient(135deg, #ff7a59, #facc15);
}

.live-dot {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, .22);
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 700;
}

.live-dot::before {
    content: "";
    width: 8px;
    height: 8px;
    background: #fff;
    border-radius: 50%;
    box-shadow: 0 0 0 6px rgba(255, 255, 255, .18);
}

.live-room-body {
    padding: 22px;
}

.safety-card {
    border-radius: 30px;
    padding: 34px;
    background: linear-gradient(135deg, rgba(140, 86, 172, .1), rgba(255, 122, 89, .08));
    border: 1px solid rgba(140, 86, 172, .12);
    height: 100%;
}

.download-section {
    background: linear-gradient(135deg, var(--suara-primary), #6c3f96 50%, var(--suara-secondary));
    color: #fff;
    position: relative;
    overflow: hidden;
}

.download-section::before {
    content: "";
    position: absolute;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    background: rgba(255, 255, 255, .1);
    top: -170px;
    right: -100px;
}

.download-section::after {
    content: "";
    position: absolute;
    width: 280px;
    height: 280px;
    border-radius: 50%;
    background: rgba(255, 255, 255, .08);
    bottom: -110px;
    left: -80px;
}

.download-content {
    position: relative;
    z-index: 2;
}

.store-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    border-radius: 18px;
    background: #fff;
    color: var(--suara-dark);
    padding: 12px 18px;
    font-weight: 800;
    min-width: 170px;
}

.store-btn i {
    font-size: 24px;
}

footer {
    background: #151020;
    color: rgba(255, 255, 255, .72);
    padding: 60px 0 28px;
}

footer h6 {
    color: #fff;
    font-weight: 800;
    margin-bottom: 18px;
}

footer a {
    display: block;
    color: rgba(255, 255, 255, .66);
    margin-bottom: 10px;
}

footer a:hover {
    color: #fff;
}

.footer-logo {
    width: 48px;
    height: 48px;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--suara-primary), var(--suara-secondary));
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 900;
    margin-bottom: 18px;
}

@media (max-width: 991px) {
    .hero {
        padding-top: 110px;
        text-align: center;
    }

    .hero-desc {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-stats {
        justify-content: center;
    }

    .phone-wrap {
        margin-top: 56px;
    }

    .floating-card {
        display: none;
    }

    .navbar-collapse {
        background: rgba(255, 255, 255, .96);
        border-radius: 24px;
        padding: 18px;
        margin-top: 14px;
        box-shadow: 0 20px 50px rgba(40, 20, 70, .1);
    }
}

@media (max-width: 575px) {
    .section-padding {
        padding: 70px 0;
    }

    .hero-title {
        letter-spacing: -1.5px;
    }

    .stat-box {
        flex: 1 1 130px;
    }

    .phone {
        width: 280px;
    }

    .phone-screen {
        min-height: 560px;
    }
}