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

:root {
    --pink: #ff6b9d;
    --rose: #ff4d7d;
    --purple: #c44dff;
    --gold: #ffb347;
    --dark: #1a1a2e;
    --text: #333;
    --text-light: #666;
    --bg: #fff;
    --radius: 16px;
}

body {
    font-family: 'Noto Sans SC', -apple-system, sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: inherit;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ── NAV ── */
.nav {
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 40px;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.logo {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--dark);
}

.nav-links {
    display: flex;
    gap: 28px;
}

.nav-links a {
    font-size: 0.9rem;
    color: var(--text-light);
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--pink);
}

.nav-btn {
    background: linear-gradient(135deg, var(--pink), var(--purple));
    color: #fff;
    padding: 8px 20px;
    border-radius: 24px;
    font-size: 0.88rem;
    font-weight: 600;
    transition: opacity 0.2s, transform 0.2s;
}

.nav-btn:hover {
    opacity: 0.88;
    transform: translateY(-1px);
}

/* ── HERO ── */
.hero {
    background: linear-gradient(135deg, #ff6b9d 0%, #c44dff 55%, #ff4d7d 100%);
    padding: 60px 40px 80px;
    overflow: hidden;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 50%;
    top: -200px;
    right: -100px;
    pointer-events: none;
}

.hero-content {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 48px;
}

.hero-text {
    flex: 1;
    max-width: 540px;
}

.hero-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
    font-size: 0.82rem;
    padding: 5px 14px;
    border-radius: 20px;
    margin-bottom: 20px;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.hero-text h1 {
    font-size: clamp(2.6rem, 5vw, 4rem);
    font-weight: 700;
    color: #fff;
    line-height: 1.15;
    margin-bottom: 18px;
}

.gradient-text {
    background: linear-gradient(90deg, #fff 0%, #ffd6e8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    color: rgba(255, 255, 255, 0.88);
    font-size: 1rem;
    margin-bottom: 32px;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 28px;
}

.btn-primary {
    background: #fff;
    color: var(--rose);
    padding: 13px 28px;
    border-radius: 32px;
    font-weight: 700;
    font-size: 0.95rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.2);
}

.btn-ghost {
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.55);
    padding: 11px 24px;
    border-radius: 32px;
    font-size: 0.95rem;
    transition: background 0.2s;
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.15);
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 24px;
}

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

.stat strong {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    line-height: 1;
}

.stat span {
    font-size: 0.78rem;
    color: rgba(255, 255, 255, 0.75);
    margin-top: 2px;
}

.stat-divider {
    width: 1px;
    height: 32px;
    background: rgba(255, 255, 255, 0.3);
}

/* PHONE */
.hero-phone {
    flex-shrink: 0;
    position: relative;
}

.phone-glow {
    position: absolute;
    width: 260px;
    height: 260px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    bottom: -60px;
    left: 50%;
    transform: translateX(-50%);
    filter: blur(40px);
    pointer-events: none;
}

.phone-mockup {
    width: 300px;
    height: auto;
    background: #0d0d1a;
    border-radius: 44px;
    padding: 14px;
    box-shadow: 0 40px 100px rgba(0, 0, 0, 0.4), inset 0 0 0 1.5px rgba(255, 255, 255, 0.12);
    position: relative;
}

.phone-notch {
    width: 80px;
    height: 22px;
    background: #0d0d1a;
    border-radius: 0 0 14px 14px;
    position: absolute;
    top: 14px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.phone-screen {
    width: 100%;
    height: auto;
    background: linear-gradient(160deg, #fff5f8 0%, #fce4ec 100%);
    border-radius: 32px;
    overflow: hidden;
    padding: 0;
}

.app-preview {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
    padding: 0 14px;
}

.preview-title {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--dark);
}

.preview-icon {
    font-size: 1.1rem;
}

.preview-section-label {
    font-size: 0.7rem;
    color: #999;
    font-weight: 500;
    margin-bottom: 2px;
}

.preview-card {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 11px 13px;
    border-radius: 13px;
    color: #fff;
}

.preview-card.pink {
    background: linear-gradient(135deg, #ff6b9d, #ff4d7d);
}

.preview-card.purple {
    background: linear-gradient(135deg, #c44dff, #9b59b6);
}

.preview-card.rose {
    background: linear-gradient(135deg, #ff4d7d, #e91e63);
}

.preview-card.gold {
    background: linear-gradient(135deg, #ffb347, #ff8c00);
}

.preview-screenshot {
    width: 100%;
    margin: 0;
    display: block;
    object-fit: cover;
}

.pc-icon {
    font-size: 1.3rem;
    flex-shrink: 0;
}

.pc-title {
    font-size: 0.8rem;
    font-weight: 700;
    line-height: 1.2;
}

.pc-sub {
    font-size: 0.68rem;
    opacity: 0.85;
}

/* ── SECTION COMMON ── */
.section-header {
    text-align: center;
    margin-bottom: 48px;
}

.section-title {
    font-size: clamp(1.7rem, 3vw, 2.2rem);
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 10px;
}

.section-title.light {
    color: #fff;
}

.section-sub {
    color: var(--text-light);
    font-size: 0.95rem;
}

.section-sub.light {
    color: rgba(255, 255, 255, 0.8);
}

/* ── SCREENSHOTS ── */
.screenshots {
    padding: 72px 0;
    background: #fff;
}

.screenshots-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    justify-items: center;
}

.screenshot-item {
    background: #0d0d1a;
    border-radius: 44px;
    padding: 14px;
    box-shadow: 0 40px 100px rgba(0, 0, 0, 0.4), inset 0 0 0 1.5px rgba(255, 255, 255, 0.12);
    transition: transform 0.3s;
    max-width: 280px;
    width: 100%;
    position: relative;
}

.screenshot-item .phone-notch {
    width: 80px;
    height: 22px;
    background: #0d0d1a;
    border-radius: 0 0 14px 14px;
    position: absolute;
    top: 14px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.screenshot-item:hover {
    transform: translateY(-6px);
}

.screenshot-item img {
    width: 100%;
    border-radius: 32px;
    display: block;
}

@media (max-width: 768px) {
    .screenshots-grid {
        grid-template-columns: 1fr;
        max-width: 280px;
        margin: 0 auto;
    }
}

/* ── ACCORDION ── */
.accordion {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin: 24px 0 28px;
}

.acc-item {
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 14px;
    overflow: hidden;
    transition: background 0.2s;
}

.acc-item.active {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
}

.acc-header {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
}

.acc-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.acc-title {
    flex: 1;
    font-size: 0.95rem;
    font-weight: 600;
    color: #fff;
}

.acc-arrow {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.7);
    transition: transform 0.3s;
    display: inline-block;
}

.acc-item.active .acc-arrow {
    transform: rotate(180deg);
}

.acc-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, padding 0.35s ease;
    padding: 0 16px;
}

.acc-item.active .acc-body {
    max-height: 120px;
    padding: 0 16px 14px;
}

.acc-body p {
    font-size: 0.87rem;
    color: rgba(255, 255, 255, 0.82);
    line-height: 1.65;
    padding-left: 48px;
}

/* ── FEATURES ── */
.features {
    padding: 72px 0;
    background: #f8f8fc;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 24px;
}

.feature-card {
    background: #fff;
    border-radius: var(--radius);
    padding: 28px 24px;
    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.05);
    transition: transform 0.2s, box-shadow 0.2s;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 32px rgba(0, 0, 0, 0.1);
}

.feature-icon-wrap {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    margin-bottom: 16px;
}

.pink-bg {
    background: #fff0f5;
}

.purple-bg {
    background: #f5e8ff;
}

.rose-bg {
    background: #ffe8ee;
}

.gold-bg {
    background: #fff5e0;
}

.feature-card h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 8px;
}

.feature-card>p {
    color: var(--text-light);
    font-size: 0.88rem;
    line-height: 1.65;
    margin-bottom: 14px;
}

.feature-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.feature-list li {
    font-size: 0.83rem;
    color: var(--text-light);
    padding-left: 14px;
    position: relative;
}

.feature-list li::before {
    content: '·';
    position: absolute;
    left: 0;
    color: var(--pink);
    font-weight: 700;
}

/* ── HOW IT WORKS ── */
.how-it-works {
    padding: 72px 0;
    background: #fff;
}

.steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.step {
    flex: 1;
    min-width: 200px;
    max-width: 280px;
    text-align: center;
    padding: 32px 24px;
    background: #f8f8fc;
    border-radius: var(--radius);
}

.step-num {
    font-size: 2.2rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--pink), var(--purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 12px;
    line-height: 1;
}

.step h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 8px;
}

.step p {
    font-size: 0.87rem;
    color: var(--text-light);
    line-height: 1.6;
}

.step-arrow {
    font-size: 1.5rem;
    color: #ddd;
    flex-shrink: 0;
}

/* ── PRICING ── */
.pricing {
    padding: 72px 0;
    background: #f8f8fc;
}

.pricing-grid {
    display: flex;
    gap: 24px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.pricing-card {
    background: #fff;
    border: 2px solid #efefef;
    border-radius: var(--radius);
    padding: 36px 32px;
    width: 300px;
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 0;
    transition: transform 0.2s;
}

.pricing-card:hover {
    transform: translateY(-4px);
}

.pricing-card.featured {
    background: linear-gradient(160deg, #fff0f5, #f5e8ff);
    border-color: var(--pink);
    box-shadow: 0 8px 40px rgba(255, 107, 157, 0.18);
}

.pricing-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(90deg, var(--pink), var(--purple));
    color: #fff;
    padding: 4px 18px;
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 700;
    white-space: nowrap;
}

.pricing-label {
    font-size: 0.85rem;
    color: var(--text-light);
    font-weight: 500;
    margin-bottom: 6px;
}

.pricing-price {
    font-size: 2.6rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 10px;
    line-height: 1;
}

.pricing-price span {
    font-size: 0.9rem;
    color: var(--text-light);
    font-weight: 400;
}

.pricing-desc {
    color: var(--text-light);
    font-size: 0.87rem;
    margin-bottom: 18px;
    line-height: 1.6;
}

.pricing-card ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 9px;
    margin-bottom: 24px;
    flex: 1;
}

.pricing-card li {
    font-size: 0.88rem;
    color: var(--text);
}

.pricing-card li.muted {
    color: #bbb;
}

.pricing-btn {
    display: block;
    text-align: center;
    padding: 12px;
    border-radius: 12px;
    font-size: 0.92rem;
    font-weight: 600;
    transition: opacity 0.2s, transform 0.2s;
}

.pricing-btn:hover {
    opacity: 0.88;
    transform: translateY(-1px);
}

.pricing-btn.outline {
    border: 2px solid var(--pink);
    color: var(--pink);
}

.pricing-btn.filled {
    background: linear-gradient(135deg, var(--pink), var(--purple));
    color: #fff;
}

.pricing-note {
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-light);
    background: #fff8fb;
    border: 1px solid #ffd6e8;
    border-radius: 10px;
    padding: 10px 20px;
    max-width: 500px;
    margin: 0 auto;
}

/* ── REVIEWS ── */
.reviews {
    padding: 72px 0;
    background: #fff;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.review-card {
    background: #f8f8fc;
    border-radius: var(--radius);
    padding: 28px 24px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.review-stars {
    color: #ffb347;
    font-size: 1rem;
    letter-spacing: 2px;
}

.review-card p {
    font-size: 0.9rem;
    color: var(--text);
    line-height: 1.7;
    flex: 1;
}

.review-author {
    display: flex;
    align-items: center;
    gap: 10px;
}

.review-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--pink), var(--rose));
    color: #fff;
    font-size: 0.85rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.review-avatar.pink {
    background: linear-gradient(135deg, #ff6b9d, #ff4d7d);
}

.review-avatar.purple {
    background: linear-gradient(135deg, #c44dff, #9b59b6);
}

.review-author span {
    font-size: 0.83rem;
    color: var(--text-light);
}

/* ── DOWNLOAD ── */
.download {
    padding: 80px 0;
    background: linear-gradient(135deg, #ff6b9d 0%, #c44dff 100%);
    text-align: center;
}

.download-buttons {
    display: flex;
    gap: 18px;
    justify-content: center;
    flex-wrap: wrap;
    margin: 32px 0 20px;
}

.download-btn {
    display: flex;
    align-items: center;
    gap: 14px;
    background: rgba(255, 255, 255, 0.15);
    border: 2px solid rgba(255, 255, 255, 0.45);
    color: #fff;
    padding: 15px 26px;
    border-radius: var(--radius);
    backdrop-filter: blur(8px);
    transition: background 0.2s, transform 0.2s;
    min-width: 200px;
}

.download-btn.android:hover {
    background: rgba(255, 255, 255, 0.28);
    transform: translateY(-2px);
}

.download-btn.ios {
    border-color: rgba(255, 255, 255, 0.7);
    background: rgba(255, 255, 255, 0.22);
}

.download-btn.ios:hover {
    background: rgba(255, 255, 255, 0.32);
    transform: translateY(-2px);
}

.download-btn.disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.download-note {
    max-width: 720px;
    margin: 22px auto 26px;
    font-size: 0.8rem;
    line-height: 1.75;
    color: rgba(255, 255, 255, 0.78);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 12px;
    padding: 12px 16px;
    text-align: left;
}

.download-note strong {
    color: #fff;
}

.download-icon {
    font-size: 1.9rem;
}

.download-btn small {
    display: block;
    font-size: 0.72rem;
    opacity: 0.8;
}

.download-btn strong {
    display: block;
    font-size: 0.95rem;
    font-weight: 700;
}

.download-features {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.download-features span {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.85rem;
    background: rgba(255, 255, 255, 0.12);
    padding: 5px 14px;
    border-radius: 20px;
}

/* ── FOOTER ── */
.footer {
    background: var(--dark);
    color: rgba(255, 255, 255, 0.55);
    padding: 40px 0 24px;
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 24px;
    padding-bottom: 28px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    margin-bottom: 20px;
}

.footer-logo {
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 6px;
}

.footer-brand p {
    font-size: 0.85rem;
}

.footer-links {
    display: flex;
    gap: 24px;
    align-items: center;
}

.footer-links a {
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.55);
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--pink);
}

.footer-bottom {
    text-align: center;
    font-size: 0.8rem;
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
    .nav {
        padding: 12px 16px;
    }

    .nav-links {
        display: none;
    }

    .hero {
        padding: 40px 20px 60px;
    }

    .hero-content {
        flex-direction: column;
        text-align: center;
    }

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

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

    .hero-phone {
        order: -1;
    }

    .phone-mockup {
        width: 270px;
        height: auto;
    }

    .features,
    .how-it-works,
    .pricing,
    .reviews,
    .download {
        padding: 56px 0;
    }

    .step-arrow {
        display: none;
    }

    .steps {
        flex-direction: column;
        align-items: stretch;
    }

    .step {
        max-width: 100%;
    }

    .footer-inner {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}