:root {
    --white: #ffffff;
    --light: #f7f9ff;
    --light2: #eef2ff;
    --dark-section: #0a0f1e;
    --dark2: #111827;
    --blue: #2563eb;
    --blue-light: #3b82f6;
    --blue-glow: #60a5fa;
    --tg-btn: #0ea5e9;
    --green: #10b981;
    --red: #ef4444;
    --gold: #d4af37;
    --text-dark: #0f172a;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    --border-card: rgba(0, 0, 0, 0.08);
}

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

html {
    scroll-behavior: smooth;
}

body {
    overflow-x: hidden;
    background: var(--white);
    color: var(--text-dark);
    font-family: "Open Sans", sans-serif;
    font-size: 16px;
    line-height: 1.7;
}

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

h1,
h2,
h3,
h4 {
    font-family: "Poppins", sans-serif;
    line-height: 1.25;
}

.site-nav {
    position: relative;
    z-index: 20;
    height: 70px;
    padding: 0 40px;
    background: #fff;
    border-bottom: 1px solid #e2e8f0;
    box-shadow: 0 1px 8px rgba(0, 0, 0, 0.08);
}

.site-nav-inner {
    display: flex;
    width: 100%;
    max-width: 1200px;
    height: 100%;
    align-items: center;
    justify-content: space-between;
    gap: 22px;
    margin: 0 auto;
}

.site-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.site-logo-icon {
    display: flex;
    width: 36px;
    height: 36px;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    background: linear-gradient(135deg, #1d4ed8, #0ea5e9);
}

.site-logo-text {
    color: #0f172a;
    font-family: "Poppins", sans-serif;
    font-size: 18px;
    font-weight: 700;
    line-height: 1;
}

.site-logo-text span,
.section-title span {
    color: var(--blue);
}

.site-links {
    display: flex;
    align-items: center;
    gap: 32px;
    margin-left: auto;
}

.site-links a {
    color: #334155;
    font-size: 14px;
    font-weight: 600;
    transition: color 0.2s;
}

.site-links a:hover {
    color: var(--blue);
}

.site-tg,
.btn-tg {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 44px;
    padding: 0 18px;
    color: #fff;
    font-family: "Poppins", sans-serif;
    font-size: 15px;
    font-weight: 700;
    border: 0;
    border-radius: 7px;
    background: linear-gradient(135deg, #0ea5e9, #2563eb);
    box-shadow: 0 8px 30px rgba(14, 165, 233, 0.28);
}

.btn-large,
#about .btn-tg {
    min-width: 322px;
    min-height: 66px;
    padding: 0 44px;
    font-size: 17px;
}

.tp-bar {
    display: flex;
    min-height: 42px;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 8px 16px;
    background: #eefbf8;
    border-bottom: 1px solid #d8f1e8;
    font-size: 14px;
}

.tp-star {
    display: flex;
    width: 20px;
    height: 20px;
    align-items: center;
    justify-content: center;
    color: #fff;
    border-radius: 2px;
    background: #00b67a;
}

.tp-star svg {
    width: 14px;
    height: 14px;
}

.tp-bar strong {
    color: #00b67a;
}

.tp-stars {
    display: inline-flex;
    gap: 4px;
}

.tp-stars i,
.mini-stars {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-style: normal;
    letter-spacing: 1px;
}

.tp-stars i {
    width: 20px;
    height: 20px;
    border-radius: 2px;
    background: #00b67a;
    font-size: 12px;
}

#hero {
    display: flex;
    min-height: auto;
    align-items: flex-start;
    justify-content: center;
    padding: 76px 24px 40px;
    background: #fff;
    text-align: center;
}

.hero-inner {
    width: 100%;
    max-width: 900px;
}

.hero-top {
    max-width: 900px;
    margin: 0 auto 16px;
}

.hero-title {
    margin-bottom: 8px;
    color: var(--text-dark);
    font-size: clamp(32px, 4vw, 50px);
    font-weight: 700;
    letter-spacing: 0;
    line-height: 1.15;
}

.desktop-line {
    white-space: nowrap;
}

.hero-title em {
    color: var(--blue);
    font-style: normal;
}

.hero-sub {
    max-width: 600px;
    margin: 0 auto 4px;
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.55;
}

.hero-video-wrap {
    max-width: 760px;
    margin: 0 auto;
}

.hero-video {
    position: relative;
    display: block;
    overflow: hidden;
    width: 100%;
    aspect-ratio: 9 / 16;
    max-height: 640px;
    border: 1px solid rgba(96, 165, 250, 0.3);
    border-radius: 16px;
    background: #111827;
    box-shadow: 0 14px 60px rgba(37, 99, 235, 0.14);
    object-fit: cover;
}

@media (min-width: 768px) {
    .hero-video {
        aspect-ratio: 16 / 9;
        max-height: 420px;
    }
}

.video-bg {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(rgba(7, 12, 24, 0.45), rgba(7, 12, 24, 0.75)),
        url("https://images.unsplash.com/photo-1551836022-d5d88e9218df?auto=format&fit=crop&w=1400&q=80")
            center/cover;
    opacity: 0.74;
}

.video-title {
    position: relative;
    z-index: 1;
    color: #fff;
    font-family: "Poppins", sans-serif;
    font-size: clamp(48px, 7vw, 82px);
    font-weight: 700;
    letter-spacing: 0;
    line-height: 1;
    text-shadow:
        0 5px 0 rgba(0, 0, 0, 0.34),
        0 16px 28px rgba(0, 0, 0, 0.5);
}

.play-btn {
    position: absolute;
    z-index: 2;
    display: flex;
    width: 58px;
    height: 58px;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--blue);
    box-shadow: 0 0 0 8px rgba(37, 99, 235, 0.28);
}

.play-btn svg {
    margin-left: 3px;
    fill: #fff;
}

.hero-points {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px 24px;
    max-width: 610px;
    margin: 18px auto 0;
    text-align: left;
}

.hero-point {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    color: var(--text-dark);
    font-size: 15px;
    font-weight: 500;
}

.hero-check {
    display: flex;
    width: 22px;
    height: 22px;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--blue);
}

.hero-check svg {
    width: 12px;
    height: 12px;
    fill: none;
    stroke: #fff;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 2.5;
}

.hero-cta-wrap {
    margin-top: 22px;
}

.divider {
    height: 1px;
    background: #e2e8f0;
}

.ticker {
    overflow: hidden;
    padding: 10px 0;
    background: #fff;
}

.ticker-inner {
    display: flex;
    width: max-content;
    animation: tickerScroll 28s linear infinite;
}

.ticker-item {
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 0 28px;
    color: #64748b;
    font-family: "JetBrains Mono", monospace;
    font-size: 12px;
    white-space: nowrap;
}

.ticker-item b {
    color: #0f172a;
    font-weight: 500;
}

.ticker-item em {
    color: var(--green);
    font-style: normal;
}

.ticker-sep {
    color: rgba(37, 99, 235, 0.25);
}

@keyframes tickerScroll {
    from {
        transform: translateX(0);
    }
    to {
        transform: translateX(-50%);
    }
}

section {
    position: relative;
    overflow: hidden;
    padding: 76px 24px;
}

.container {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
}

.dark-section {
    background: var(--dark-section);
}

.section-title {
    color: #374151;
    font-size: clamp(32px, 4vw, 46px);
    font-weight: 700;
    letter-spacing: 0;
}

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

.float-nums {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.float-nums span {
    position: absolute;
    color: rgba(37, 99, 235, 0.12);
    font-family: "JetBrains Mono", monospace;
    font-size: 12px;
}

.video-row {
    display: flex;
    gap: 20px;
    margin-top: 40px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    -ms-overflow-style: none;
    scrollbar-width: none;
}

.video-row::-webkit-scrollbar {
    display: none;
}

.video-card {
    min-width: 260px;
    flex: 1 0 250px;
    overflow: hidden;
    scroll-snap-align: start;
    border: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: 18px;
    background: #111827;
    transition:
        transform 0.2s,
        box-shadow 0.2s;
}

.video-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 28px 56px rgba(0, 0, 0, 0.55);
}

.video-thumb {
    position: relative;
    display: flex;
    aspect-ratio: 3 / 4;
    align-items: center;
    justify-content: center;
    background: linear-gradient(160deg, #0d1530 0%, #111827 60%, #0a0f1e 100%);
}

.video-thumb video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.play-mini {
    position: relative;
    z-index: 1;
    display: flex;
    width: 60px;
    height: 60px;
    align-items: center;
    justify-content: center;
    color: #fff;
    border-radius: 50%;
    background: var(--blue);
    box-shadow: 0 0 0 8px rgba(37, 99, 235, 0.16);
}

.video-card-body {
    padding: 16px 18px;
}

.video-card-body h4 {
    margin-bottom: 4px;
    color: #fff;
    font-size: 15px;
    font-weight: 600;
}

.video-card-body p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 13px;
}

.stars,
.review-stars,
.member-grid article div {
    color: var(--gold);
    letter-spacing: 4px;
}

.carousel-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-top: 28px;
}

.carousel-controls button {
    width: 44px;
    height: 44px;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    font-size: 24px;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 99px;
    background: rgba(255, 255, 255, 0.24);
}

.dot.active {
    width: 28px;
    background: var(--blue-glow);
}

.case-studies {
    background: #fff;
}

.case-row {
    display: flex;
    gap: 24px;
    margin-top: 36px;
    overflow: hidden;
}

.tp-card {
    min-width: 310px;
    flex: 1;
    padding: 28px;
    border-radius: 16px;
    background: #e8f6f2;
    color: var(--text-dark);
}

.tp-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    margin-bottom: 8px;
    font-family: "Poppins", sans-serif;
    font-size: 16px;
}

.mini-stars {
    padding: 3px 5px;
    border-radius: 4px;
    background: #00b67a;
    color: #fff;
    font-size: 13px;
}

.tp-card-meta {
    margin-bottom: 16px;
    color: #334155;
    font-size: 13px;
}

.tp-card h3 {
    margin: 14px 0 10px;
    font-size: 18px;
}

.tp-card p:last-child {
    color: #475569;
    font-size: 14px;
    line-height: 1.65;
}

.tg-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    align-items: center;
    gap: 70px;
}

.tg-stat-row {
    display: flex;
    gap: 32px;
    margin: 20px 0 28px;
}

.tg-stat-row strong {
    display: block;
    color: var(--blue-glow);
    font-family: "Poppins", sans-serif;
    font-size: 30px;
}

.tg-stat-row span,
.tg-note {
    color: rgba(255, 255, 255, 0.35);
    font-size: 13px;
}

.tg-copy {
    max-width: 430px;
    margin-bottom: 28px;
    color: rgba(255, 255, 255, 0.62);
    font-size: 16px;
    line-height: 1.75;
}

.tg-note {
    margin-top: 12px;
}

.phones {
    position: relative;
    min-height: 500px;
}

.phone {
    position: absolute;
    top: 20px;
    width: 230px;
    height: 476px;
    transform-style: preserve-3d;
}

.phone-left {
    left: 60px;
    transform: rotate(-5deg);
}

.phone-right {
    right: 20px;
    transform: rotate(6deg);
}

.phone-frame {
    position: relative;
    width: 100%;
    height: 100%;
    padding: 10px;
    border: 1.5px solid #2a2a2a;
    border-radius: 48px;
    background: #0a0a0a;
    box-shadow:
        inset 0 0 0 1.5px #3a3a3a,
        0 25px 60px rgba(0, 0, 0, 0.55),
        0 8px 20px rgba(0, 0, 0, 0.35);
}

.phone-screen {
    position: relative;
    overflow: hidden;
    width: 100%;
    height: 100%;
    border-radius: 38px;
    background: #000;
}

.phone-screen img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
}

.dynamic-island {
    position: absolute;
    top: 12px;
    left: 50%;
    z-index: 2;
    width: 78px;
    height: 22px;
    border-radius: 20px;
    background: #000;
    transform: translateX(-50%);
}

.phone-btns {
    position: absolute;
    top: 90px;
    left: -3px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.phone-btns-right {
    position: absolute;
    top: 130px;
    right: -3px;
}

.btn-mute {
    width: 3px;
    height: 16px;
    border-radius: 2px 0 0 2px;
    background: #3a3a3a;
}

.btn-vol {
    width: 3px;
    height: 28px;
    border-radius: 2px 0 0 2px;
    background: #3a3a3a;
}

.btn-power {
    width: 3px;
    height: 46px;
    border-radius: 0 2px 2px 0;
    background: #3a3a3a;
}

.comparison {
    background: #eef4ff;
}

.comparison .section-title {
    margin-bottom: 34px;
    text-align: center;
}

.compare-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 26px;
}

.compare-col {
    padding: 36px;
    border-radius: 16px;
}

.compare-col.bad {
    background: #fff;
}

.compare-col.good {
    background: var(--dark-section);
}

.compare-col h3 {
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid rgba(100, 116, 139, 0.25);
    color: var(--text-dark);
    font-size: 22px;
}

.compare-col.good h3 {
    color: var(--blue-glow);
}

.compare-col p {
    display: flex;
    gap: 12px;
    margin-top: 18px;
    color: #64748b;
}

.compare-col.good p {
    color: rgba(255, 255, 255, 0.82);
}

.compare-col.bad span {
    color: var(--red);
}

.compare-col.good span {
    color: var(--blue-glow);
}

.about-section {
    background: #fff;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 0.95fr;
    align-items: center;
    gap: 56px;
}

.about-tag {
    display: inline-flex;
    margin: 14px 0 20px;
    padding: 7px 12px;
    color: #fff;
    border-radius: 999px;
    background: #3766da;
    font-size: 12px;
    font-weight: 700;
}

.about-grid p {
    color: var(--text-muted);
    font-size: 15px;
}

.about-creds {
    display: grid;
    gap: 12px;
    margin: 18px 0 24px;
    list-style: none;
}

.about-creds li {
    position: relative;
    padding-left: 24px;
    color: #475569;
}

.about-creds li::before {
    position: absolute;
    left: 0;
    color: var(--blue);
    content: "→";
}

.about-photo {
    width: 100%;
    height: 430px;
    object-fit: cover;
    border-radius: 18px;
    box-shadow: 0 25px 70px rgba(15, 23, 42, 0.16);
}

.member-reviews {
    background: #f2f6ff;
}

.member-reviews .section-title {
    margin-bottom: 34px;
}

.member-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.member-grid article {
    padding: 28px;
    border: 1px solid rgba(0, 0, 0, 0.07);
    border-radius: 14px;
    background: #fff;
    box-shadow: 0 1px 8px rgba(0, 0, 0, 0.04);
}

.member-grid p {
    margin: 16px 0 18px;
    color: #64748b;
}

.member-grid strong {
    display: block;
}

.member-grid article span {
    color: #94a3b8;
    font-size: 12px;
}

.faq {
    background: #fff;
    text-align: center;
}

.faq-list {
    display: flex;
    max-width: 760px;
    flex-direction: column;
    gap: 12px;
    margin: 48px auto 0;
    text-align: left;
}

details {
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.07);
    border-radius: 12px;
    background: #fff;
    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.04);
}

summary {
    display: flex;
    min-height: 66px;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 20px 24px;
    color: var(--text-dark);
    font-weight: 600;
    cursor: pointer;
    list-style: none;
}

summary::-webkit-details-marker {
    display: none;
}

summary::after {
    display: flex;
    width: 26px;
    height: 26px;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
    color: #fff;
    border-radius: 50%;
    background: var(--blue);
    content: "+";
    transition: transform 0.25s;
}

details[open] summary::after {
    transform: rotate(45deg);
}

details p {
    padding: 0 24px 20px;
    color: var(--text-muted);
    font-size: 14px;
}

footer {
    padding: 50px 24px 100px;
    color: rgba(255, 255, 255, 0.5);
    background: #060b1a;
    font-size: 14px;
}

.footer-inner {
    display: grid;
    gap: 28px;
    max-width: 1100px;
    margin: 0 auto;
    text-align: center;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 6px;
    align-items: center;
}

.footer-brand strong {
    color: #fff;
    font-family: "Poppins", sans-serif;
    font-size: 20px;
    font-weight: 600;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 14px 28px;
    align-items: center;
    justify-content: center;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.65);
    font-size: 13px;
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: #fff;
}

.footer-legal {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.35);
    font-size: 12px;
}

.floating-wrap {
    position: fixed;
    right: 28px;
    bottom: 26px;
    z-index: 50;
}

.floating-cta {
    display: inline-flex;
    min-height: 54px;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 0 24px;
    color: #fff;
    border-radius: 999px;
    background: linear-gradient(135deg, #0ea5e9, #0ea5e9 50%, #38bdf8);
    box-shadow: 0 14px 45px rgba(14, 165, 233, 0.4);
    font-family: "Poppins", sans-serif;
    font-size: 15px;
    font-weight: 700;
}

.floating-close {
    position: absolute;
    top: -12px;
    right: -8px;
    display: grid;
    width: 22px;
    height: 22px;
    place-items: center;
    color: #94a3b8;
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.16);
    font-size: 20px;
    line-height: 1;
}

@media (max-width: 900px) {
    .site-nav {
        height: auto;
        padding: 14px 18px;
    }

    .site-nav-inner {
        flex-wrap: wrap;
    }

    .site-links {
        order: 3;
        width: 100%;
        justify-content: center;
        gap: 18px;
    }

    #hero {
        padding-top: 52px;
    }

    .video-row,
    .case-row {
        padding-bottom: 10px;
    }

    .tg-grid,
    .compare-grid,
    .about-grid,
    .member-grid {
        grid-template-columns: 1fr;
    }

    .phones {
        min-height: 400px;
    }

    .phone-left {
        left: 12%;
    }

    .phone-right {
        right: 10%;
    }
}

@media (max-width: 620px) {
    .site-logo-text {
        font-size: 16px;
    }

    .site-links {
        display: none;
    }

    .tp-bar {
        flex-wrap: wrap;
        font-size: 12px;
    }

    .hero-title {
        font-size: 36px;
    }

    .desktop-line {
        white-space: normal;
    }

    .hero-video {
        aspect-ratio: 9 / 16;
        max-height: 520px;
    }

    .video-title {
        font-size: 46px;
    }

    .hero-points {
        grid-template-columns: 1fr;
    }

    .btn-large {
        width: 100%;
        min-width: 0;
    }

    section {
        padding: 54px 18px;
    }

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

    .case-row,
    .video-row {
        margin-right: -18px;
    }

    .tp-card,
    .video-card {
        min-width: 280px;
    }

    .phone {
        width: 165px;
        height: 334px;
    }

    .phones {
        min-height: 370px;
    }

    .phone-left {
        left: 2%;
    }

    .phone-right {
        right: 0;
    }

    .phone-frame {
        padding: 6px;
        border-radius: 34px;
    }

    .phone-screen {
        border-radius: 28px;
    }

    .dynamic-island {
        top: 8px;
        width: 52px;
        height: 16px;
        border-radius: 14px;
    }

    .phone-btns {
        top: 70px;
        gap: 6px;
    }

    .phone-btns-right {
        top: 100px;
    }

    .btn-mute {
        height: 12px;
    }

    .btn-vol {
        height: 22px;
    }

    .btn-power {
        height: 36px;
    }

    .compare-col,
    .member-grid article {
        padding: 24px;
    }

    .floating-wrap {
        right: 14px;
        bottom: 14px;
    }

    .floating-cta {
        min-width: 168px;
    }
}