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

:root {
    --ink: #07130f;
    --ink-soft: #163328;
    --forest: #06351f;
    --forest-soft: #0b4f31;
    --green: #20e66b;
    --green-dark: #0fb855;
    --mint: #eafbf1;
    --teal: #0d9488;
    --cream: #fbfaf6;
    --surface: #ffffff;
    --surface-muted: #f4f7f3;
    --line: #dfe8df;
    --text: #1b2d25;
    --muted: #66756e;
    --warning-bg: #fff8ed;
    --warning-line: #f5c77e;
    --warning-text: #8a4b08;
    --shadow-sm: 0 8px 24px rgba(7, 19, 15, 0.08);
    --shadow-md: 0 18px 48px rgba(7, 19, 15, 0.12);
    --shadow-lg: 0 28px 80px rgba(7, 19, 15, 0.22);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text);
    background: linear-gradient(180deg, #ffffff 0%, var(--cream) 44%, #ffffff 100%);
}

img {
    display: block;
    max-width: 100%;
}

.container {
    width: min(100% - 40px, 1180px);
    margin: 0 auto;
}

.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(7, 19, 15, 0.92);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(18px);
    box-shadow: 0 14px 40px rgba(7, 19, 15, 0.16);
}

.header .container {
    min-height: 78px;
    display: flex;
    align-items: center;
    gap: 28px;
}

.logo-link {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: var(--surface);
    text-decoration: none;
    min-width: max-content;
}

.brand-mark {
    width: 48px;
    height: 48px;
    display: inline-grid;
    place-items: center;
    flex: 0 0 auto;
    border-radius: 14px;
    background: #ffffff;
    box-shadow: inset 0 0 0 1px rgba(7, 19, 15, 0.08), 0 10px 22px rgba(0, 0, 0, 0.18);
    overflow: hidden;
}

.logo-img,
.footer-logo {
    width: 42px;
    height: 42px;
    object-fit: contain;
}

.footer-logo {
    width: 38px;
    height: 38px;
}

.brand-copy {
    display: grid;
    line-height: 1.1;
}

.logo-text {
    font-size: 1.05rem;
    font-weight: 800;
    letter-spacing: 0;
}

.logo-subtitle {
    margin-top: 4px;
    color: rgba(255, 255, 255, 0.62);
    font-size: 0.78rem;
    font-weight: 600;
}

.nav {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-left: auto;
    padding: 6px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.06);
}

.nav-link {
    color: rgba(255, 255, 255, 0.76);
    text-decoration: none;
    font-size: 0.92rem;
    font-weight: 700;
    padding: 10px 15px;
    border-radius: 999px;
    transition: color 0.2s ease, background 0.2s ease;
}

.nav-link:hover,
.nav-link.active {
    color: var(--surface);
    background: rgba(255, 255, 255, 0.1);
}

.nav-link.active::after {
    display: none;
}

.header-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 42px;
    padding: 0 16px;
    border-radius: 999px;
    color: var(--ink);
    background: var(--green);
    text-decoration: none;
    font-weight: 800;
    box-shadow: 0 12px 26px rgba(32, 230, 107, 0.2);
    transition: transform 0.2s ease, background 0.2s ease;
}

.header-cta:hover {
    transform: translateY(-2px);
    background: #45f283;
}

.main {
    padding: 44px 0 0;
}

.section-header {
    max-width: 680px;
    margin: 0 auto 38px;
    text-align: center;
}

.section-header h2 {
    color: var(--ink);
    font-size: clamp(2rem, 4vw, 2.85rem);
    line-height: 1.12;
    margin-bottom: 10px;
}

.section-header p {
    color: var(--muted);
    font-size: 1.05rem;
}

.hero {
    margin-bottom: 74px;
}

.hero .container {
    display: grid;
    grid-template-columns: minmax(0, 1.04fr) minmax(320px, 0.72fr);
    align-items: center;
    gap: 42px;
    min-height: 640px;
    padding: 58px;
    border-radius: 8px;
    overflow: hidden;
    background:
        linear-gradient(135deg, rgba(6, 53, 31, 0.96) 0%, rgba(8, 36, 28, 0.98) 48%, rgba(7, 19, 15, 0.98) 100%),
        var(--forest);
    box-shadow: var(--shadow-lg);
    position: relative;
}

.hero .container::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, rgba(32, 230, 107, 0.13) 1px, transparent 1px),
        linear-gradient(180deg, rgba(32, 230, 107, 0.08) 1px, transparent 1px);
    background-size: 74px 74px;
    mask-image: linear-gradient(90deg, rgba(0, 0, 0, 0.36), transparent 70%);
    pointer-events: none;
}

.hero-content,
.hero-mockup {
    position: relative;
    z-index: 1;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 18px;
    padding: 8px 12px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 999px;
    color: #bbf7d0;
    background: rgba(255, 255, 255, 0.07);
    font-size: 0.88rem;
    font-weight: 800;
}

.hero-content h1 {
    max-width: 720px;
    color: var(--surface);
    font-size: clamp(2.6rem, 7vw, 5.3rem);
    line-height: 0.98;
    letter-spacing: 0;
    margin-bottom: 22px;
}

.hero-description {
    max-width: 620px;
    color: rgba(255, 255, 255, 0.72);
    font-size: 1.16rem;
    line-height: 1.75;
    margin-bottom: 30px;
}

.cta-buttons {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.btn {
    min-height: 54px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 0 20px;
    border-radius: 8px;
    color: var(--surface);
    text-decoration: none;
    font-weight: 800;
    border: 1px solid transparent;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn i {
    font-size: 1.35rem;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.2);
}

.btn-google {
    background: var(--green);
    color: var(--ink);
}

.btn-google:hover {
    background: #48f589;
}

.btn-microsoft {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.16);
}

.btn-microsoft:hover {
    background: rgba(255, 255, 255, 0.14);
}

.hero-proof {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    max-width: 620px;
    margin-top: 34px;
}

.hero-proof div {
    min-height: 86px;
    padding: 16px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-proof strong,
.hero-proof span {
    display: block;
}

.hero-proof strong {
    color: var(--surface);
    font-size: 1.2rem;
}

.hero-proof span {
    margin-top: 4px;
    color: rgba(255, 255, 255, 0.62);
    font-size: 0.9rem;
}

.hero-mockup {
    display: flex;
    justify-content: center;
    align-items: center;
}

.device-frame {
    position: relative;
    background: #020806;
    padding: 12px;
    box-shadow: var(--shadow-lg);
    transition: transform 0.25s ease;
}

.device-frame:hover {
    transform: translateY(-5px);
}

.device-frame.mobile {
    width: min(320px, 100%);
    aspect-ratio: 320 / 633;
    border-radius: 34px;
    padding: 12px;
}

.device-frame.desktop {
    width: min(560px, 100%);
    aspect-ratio: 965 / 551;
    border-radius: 18px;
    padding: 10px;
}

.device-frame::before {
    content: "";
    position: absolute;
    top: 8px;
    left: 50%;
    z-index: 2;
    width: 64px;
    height: 7px;
    border-radius: 999px;
    transform: translateX(-50%);
    background: rgba(255, 255, 255, 0.16);
}

.device-frame.desktop::before {
    top: 8px;
    left: 14px;
    width: 10px;
    height: 10px;
    transform: none;
}

.device-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 24px;
}

.device-frame.desktop img {
    border-radius: 10px;
}

.about,
.features,
.subscription,
.faq,
.disclaimer {
    padding: 76px 0;
}

.about-grid,
.features-grid,
.subscription-content {
    display: grid;
    gap: 22px;
}

.about-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-bottom: 70px;
}

.about-card,
.feature-item,
.subscription-step,
.faq-item {
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.82);
    box-shadow: var(--shadow-sm);
}

.about-card,
.feature-item,
.subscription-step {
    padding: 28px;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.about-card:hover,
.feature-item:hover,
.subscription-step:hover {
    transform: translateY(-5px);
    border-color: rgba(32, 230, 107, 0.48);
    box-shadow: var(--shadow-md);
}

.about-icon,
.feature-icon-wrapper,
.step-number {
    width: 54px;
    height: 54px;
    display: inline-grid;
    place-items: center;
    border-radius: 8px;
    margin-bottom: 20px;
    color: var(--green-dark);
    background: var(--mint);
    box-shadow: inset 0 0 0 1px rgba(15, 184, 85, 0.16);
}

.about-icon i,
.feature-icon-wrapper i,
.step-number i {
    font-size: 1.75rem;
}

.about-card h3,
.feature-item h3,
.subscription-step h3 {
    color: var(--ink);
    font-size: 1.2rem;
    line-height: 1.3;
    margin-bottom: 10px;
}

.about-card p,
.feature-item p,
.subscription-step p,
.about-content p {
    color: var(--muted);
}

.about-details {
    display: grid;
    grid-template-columns: minmax(0, 0.86fr) minmax(360px, 1.14fr);
    align-items: center;
    gap: 54px;
    padding: 40px;
    border-radius: 8px;
    background: var(--surface-muted);
    border: 1px solid var(--line);
}

.about-content h3 {
    color: var(--ink);
    font-size: 1.38rem;
    margin: 28px 0 10px;
}

.about-content h3:first-child {
    margin-top: 0;
}

.features {
    background: var(--forest);
    color: var(--surface);
}

.features .section-header h2 {
    color: var(--surface);
}

.features .section-header p {
    color: rgba(255, 255, 255, 0.64);
}

.features-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.feature-item {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.12);
    box-shadow: none;
}

.feature-icon-wrapper {
    background: rgba(32, 230, 107, 0.13);
    color: var(--green);
    box-shadow: inset 0 0 0 1px rgba(32, 230, 107, 0.24);
}

.feature-item h3 {
    color: var(--surface);
}

.feature-item p {
    color: rgba(255, 255, 255, 0.68);
}

.subscription-content {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.subscription-step {
    position: relative;
}

.subscription-step::after {
    content: "";
    position: absolute;
    top: 54px;
    right: -24px;
    width: 26px;
    height: 1px;
    background: var(--line);
}

.subscription-step:last-child::after {
    display: none;
}

.faq-list {
    max-width: 850px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 14px;
    overflow: hidden;
    box-shadow: none;
}

.faq-question {
    width: 100%;
    min-height: 68px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 20px 24px;
    border: 0;
    background: transparent;
    color: var(--ink);
    cursor: pointer;
    font: inherit;
    font-size: 1.05rem;
    font-weight: 800;
    text-align: left;
}

.faq-question:hover {
    background: var(--surface-muted);
}

.faq-icon {
    flex: 0 0 auto;
    color: var(--green-dark);
    font-size: 1.35rem;
    transition: transform 0.25s ease;
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    padding: 0 24px;
    transition: max-height 0.25s ease, padding 0.25s ease;
}

.faq-item.active .faq-answer {
    max-height: 320px;
    padding: 0 24px 22px;
}

.faq-answer p {
    color: var(--muted);
}

.disclaimer {
    padding-top: 0;
}

.disclaimer .container {
    border: 1px solid var(--warning-line);
    border-radius: 8px;
    background: var(--warning-bg);
    padding: 30px;
}

.disclaimer-content {
    max-width: 920px;
    margin: 0 auto;
}

.disclaimer-heading {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 12px;
}

.disclaimer-icon {
    width: 46px;
    height: 46px;
    display: inline-grid;
    place-items: center;
    flex: 0 0 auto;
    border-radius: 8px;
    color: var(--warning-text);
    background: #ffedd5;
    font-size: 1.45rem;
}

.disclaimer-content h2 {
    color: var(--warning-text);
    font-size: 1.35rem;
}

.disclaimer-text {
    color: var(--warning-text);
}

.footer {
    background: var(--ink);
    color: var(--surface);
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    padding: 34px 0 22px;
}

.footer-nav {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.footer-link {
    color: rgba(255, 255, 255, 0.62);
    text-decoration: none;
    font-weight: 700;
    transition: color 0.2s ease;
}

.footer-link:hover {
    color: var(--green);
}

.footer-bottom {
    padding: 20px 0 26px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.56);
    text-align: center;
}

@media (max-width: 1040px) {
    .header .container {
        gap: 16px;
    }

    .hero .container {
        grid-template-columns: 1fr;
        padding: 44px;
    }

    .hero-content {
        text-align: center;
    }

    .hero-description,
    .hero-proof {
        margin-left: auto;
        margin-right: auto;
    }

    .cta-buttons {
        justify-content: center;
    }

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

    .about-details {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 820px) {
    .container {
        width: min(100% - 28px, 1180px);
    }

    .header .container {
        min-height: 68px;
    }

    .brand-mark {
        width: 42px;
        height: 42px;
        border-radius: 12px;
    }

    .logo-img,
    .footer-logo {
        width: 36px;
        height: 36px;
    }

    .nav {
        display: none;
    }

    .header-cta {
        margin-left: auto;
        min-height: 38px;
        padding: 0 12px;
        font-size: 0.88rem;
    }

    .main {
        padding-top: 24px;
    }

    .hero {
        margin-bottom: 44px;
    }

    .hero .container {
        min-height: auto;
        padding: 34px 22px;
        border-radius: 8px;
    }

    .hero-description {
        font-size: 1rem;
    }

    .hero-proof,
    .subscription-content {
        grid-template-columns: 1fr;
    }

    .hero-proof div {
        min-height: auto;
    }

    .about,
    .features,
    .subscription,
    .faq,
    .disclaimer {
        padding: 52px 0;
    }

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

    .about-details {
        padding: 24px;
    }

    .subscription-step::after {
        display: none;
    }

    .footer-content {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 520px) {
    .brand-copy {
        display: none;
    }

    .header-cta i {
        display: none;
    }

    .hero-content h1 {
        font-size: 2.3rem;
    }

    .cta-buttons {
        display: grid;
        grid-template-columns: 1fr;
    }

    .btn {
        width: 100%;
        padding: 0 14px;
        font-size: 0.92rem;
    }

    .device-frame.mobile {
        width: min(270px, 100%);
    }

    .device-frame.desktop {
        min-width: 0;
    }

    .section-header {
        margin-bottom: 28px;
    }

    .faq-question {
        padding: 18px;
    }

    .faq-answer,
    .faq-item.active .faq-answer {
        padding-left: 18px;
        padding-right: 18px;
    }

    .disclaimer .container {
        padding: 22px;
    }
}