/* ============================================================
   RozVocab Pilot Website Styles
   Mobile-first, minimal and premium.
   ============================================================ */

:root {
    --color-primary: #4E7A68;
    --color-primary-dark: #385F50;
    --color-primary-darker: #20382e;
    --color-background: #F5F7F4;
    --color-card: #FFFFFF;
    --color-text: #15201B;
    --color-muted: #66736C;
    --color-border: #E2E7E3;
    --color-light-green: #E8F0EC;
    --color-accent: #D99A32;
    --color-accent-bg: #FAEFD9;
    --color-white: #FFFFFF;

    --font-heading: Georgia, 'Times New Roman', Times, serif;
    --font-body: Arial, Inter, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-hindi: 'Mangal', 'Noto Sans Devanagari', 'Kokila', Arial, sans-serif;

    --radius-sm: 12px;
    --radius-md: 20px;
    --radius-lg: 28px;
    --shadow-sm: 0 2px 8px rgba(21, 32, 27, 0.05);
    --shadow-md: 0 12px 32px rgba(21, 32, 27, 0.08);
    --shadow-lg: 0 24px 64px rgba(21, 32, 27, 0.12);

    --transition: 0.25s ease;
    --container: 1200px;
}

/* Reset and base */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.65;
    color: var(--color-text);
    background-color: var(--color-background);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    line-height: 1.2;
    margin: 0 0 0.75em;
    color: var(--color-text);
    font-weight: 400;
}

p {
    margin: 0 0 1em;
}

a {
    color: var(--color-primary-dark);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover,
a:focus-visible {
    color: var(--color-primary);
    text-decoration: underline;
}

:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 3px;
}

img, svg {
    max-width: 100%;
    height: auto;
    display: block;
}

[lang="hi"] {
    font-family: var(--font-hindi);
}

/* Skip link for accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-text);
    color: var(--color-white);
    padding: 8px 16px;
    z-index: 10000;
    border-radius: 0 0 var(--radius-sm) 0;
    font-size: 0.875rem;
}

.skip-link:focus {
    top: 0;
}

/* Utility */
.container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding-left: 1.25rem;
    padding-right: 1.25rem;
}

.section {
    padding: 4rem 0;
}

.section-heading {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 2.5rem;
}

.section-heading h2 {
    font-size: 1.875rem;
    margin-bottom: 0.5em;
}

.section-heading p {
    color: var(--color-muted);
    font-size: 1.05rem;
    margin: 0;
}

.text-green {
    color: var(--color-primary);
}

.text-muted {
    color: var(--color-muted);
}

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

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.75rem;
    background: var(--color-light-green);
    color: var(--color-primary-dark);
    border: 1px solid var(--color-border);
    border-radius: 999px;
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    margin-bottom: 1.25rem;
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(245, 247, 244, 0.92);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid transparent;
    transition: background var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.site-header.is-scrolled {
    background: rgba(255, 255, 255, 0.97);
    border-color: var(--color-border);
    box-shadow: var(--shadow-sm);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    color: var(--color-text);
    text-decoration: none;
}

.brand:hover,
.brand:focus-visible {
    text-decoration: none;
    color: var(--color-primary-dark);
}

.brand-mark {
    width: 34px;
    height: 34px;
    display: grid;
    place-items: center;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    font-size: 1rem;
    font-weight: 700;
    font-family: var(--font-body);
}

.brand-name {
    font-size: 1.25rem;
    font-weight: 700;
}

/* Navigation */
.main-nav {
    display: flex;
    align-items: center;
}

.nav-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1100;
}

.hamburger,
.hamburger::before,
.hamburger::after {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: transform var(--transition), background var(--transition);
}

.hamburger {
    position: relative;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
}

.hamburger::before { top: -7px; }
.hamburger::after { top: 7px; }

.nav-toggle.is-active .hamburger { background: transparent; }
.nav-toggle.is-active .hamburger::before { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-active .hamburger::after { transform: translateY(-7px) rotate(-45deg); }

.nav-menu {
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    width: min(80%, 320px);
    margin: 0;
    padding: 5rem 1.5rem 2rem;
    list-style: none;
    background: var(--color-card);
    box-shadow: -12px 0 32px rgba(21, 32, 27, 0.1);
    transform: translateX(110%);
    transition: transform var(--transition);
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    z-index: 1050;
}

.nav-menu.is-open {
    transform: translateX(0);
}

.nav-link {
    display: block;
    padding: 0.85rem 0.5rem;
    color: var(--color-text);
    font-weight: 500;
    border-radius: var(--radius-sm);
}

.nav-link:hover,
.nav-link:focus-visible {
    color: var(--color-primary);
    background: var(--color-light-green);
    text-decoration: none;
}

.nav-cta {
    margin-top: 1rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 54px;
    padding: 0.85rem 1.65rem;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.2;
    text-decoration: none;
    border-radius: 999px;
    border: 2px solid transparent;
    cursor: pointer;
    transition: background-color var(--transition), transform var(--transition), box-shadow var(--transition);
    white-space: normal;
}

.btn:hover,
.btn:focus-visible {
    text-decoration: none;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.btn-primary:hover,
.btn-primary:focus-visible {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    box-shadow: 0 6px 16px rgba(78, 122, 104, 0.25);
    transform: translateY(-1px);
}

.btn-small {
    min-height: 44px;
    padding: 0.55rem 1.1rem;
    font-size: 0.9375rem;
}

.btn-full {
    width: 100%;
    min-height: 52px;
}

.btn-google-play {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    min-height: 56px;
    padding: 0.6rem 1.25rem;
    background: var(--color-text);
    color: var(--color-white);
    border: 2px solid var(--color-text);
    border-radius: var(--radius-md);
    text-decoration: none;
    font-family: var(--font-body);
    transition: background-color var(--transition), box-shadow var(--transition);
}

.btn-google-play:hover,
.btn-google-play:focus-visible {
    background-color: var(--color-primary-darker);
    color: var(--color-white);
    text-decoration: none;
    box-shadow: var(--shadow-md);
}

.play-icon {
    width: 28px;
    height: 28px;
    display: grid;
    place-items: center;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    font-size: 0.75rem;
    transform: rotate(90deg);
}

.play-text {
    display: flex;
    flex-direction: column;
    text-align: left;
    line-height: 1.2;
}

.play-small {
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    opacity: 0.85;
}

.play-large {
    font-size: 1.05rem;
    font-weight: 600;
}

/* Hero */
.hero {
    padding: 3rem 0 4rem;
}

.hero-grid {
    display: grid;
    gap: 3rem;
    align-items: center;
}

.hero-text h1 {
    font-size: 2.125rem;
    margin-bottom: 1rem;
}

.hero-text p {
    color: var(--color-muted);
    font-size: 1.05rem;
    max-width: 540px;
}

.hero-cta {
    margin: 1.75rem 0 0.75rem;
}

.hero-note {
    font-size: 0.875rem;
    color: var(--color-muted);
    margin-bottom: 1.25rem;
}

.hero-link {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-primary-dark);
}

.hero-link:hover,
.hero-link:focus-visible {
    color: var(--color-primary);
}

/* Phone mockup */
.hero-visual {
    display: flex;
    justify-content: center;
}

.phone-frame {
    width: 260px;
    height: 540px;
    background: var(--color-white);
    border: 10px solid var(--color-text);
    border-radius: 42px;
    box-shadow: var(--shadow-lg);
    padding: 12px 12px 14px;
    position: relative;
    overflow: hidden;
}

.phone-notch {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 90px;
    height: 20px;
    background: var(--color-text);
    border-radius: 0 0 14px 14px;
    z-index: 3;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: var(--color-background);
    border-radius: 28px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    padding: 1.25rem;
    position: relative;
}

.screen-header {
    text-align: center;
    margin-bottom: 0.75rem;
}

.screen-header h3 {
    font-size: 1rem;
    margin: 0;
    color: var(--color-primary-dark);
}

.streak-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    margin-top: 0.3rem;
    padding: 0.2rem 0.5rem;
    background: var(--color-accent-bg);
    color: var(--color-accent);
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.word-progress {
    display: flex;
    justify-content: center;
    gap: 0.35rem;
    margin-bottom: 0.75rem;
}

.progress-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-border);
}

.progress-dot.is-active {
    background: var(--color-primary);
}

.word-card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    box-shadow: var(--shadow-sm);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.word-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.75rem;
}

.word-count {
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--color-muted);
    margin: 0;
}

.word-actions {
    display: flex;
    gap: 0.6rem;
}

.icon-btn {
    width: 36px;
    height: 36px;
    display: grid;
    place-items: center;
    background: var(--color-light-green);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    color: var(--color-primary-dark);
    cursor: pointer;
    transition: background-color var(--transition);
}

.icon-btn:hover,
.icon-btn:focus-visible {
    background: var(--color-border);
    outline: none;
}

.icon {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.word-main {
    margin-bottom: 0.75rem;
}

.word-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--color-text);
    margin: 0 0 0.15rem;
}

.word-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-muted);
    font-size: 0.9375rem;
    margin: 0;
}

.word-pos {
    color: var(--color-primary);
    font-weight: 600;
}

.word-section {
    margin-top: 1rem;
}

.word-section h4 {
    font-family: var(--font-body);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-muted);
    margin: 0 0 0.35rem;
}

.hindi-meaning {
    font-size: 1.125rem;
    color: var(--color-text);
    margin: 0;
    line-height: 1.5;
}

.example-text {
    font-size: 0.95rem;
    color: var(--color-text);
    line-height: 1.55;
    margin: 0;
}

/* Trust bar */
.trust-bar {
    padding: 1.5rem 0;
    border-top: 1px solid var(--color-border);
}

.trust-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem 1.5rem;
    list-style: none;
    padding: 0;
    margin: 0;
    font-size: 0.9375rem;
    color: var(--color-muted);
}

.trust-list li {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.trust-list li::before {
    content: '✓';
    width: 20px;
    height: 20px;
    display: grid;
    place-items: center;
    background: var(--color-light-green);
    color: var(--color-primary);
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: 700;
}

/* How it works */
.how-steps {
    display: grid;
    gap: 1.5rem;
    counter-reset: step;
}

.step {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1.75rem 1.5rem;
    box-shadow: var(--shadow-sm);
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--color-light-green);
    color: var(--color-primary-dark);
    border-radius: 50%;
    font-weight: 700;
    margin-bottom: 1rem;
}

.step h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.step p {
    color: var(--color-muted);
    margin: 0;
}

.step-icon {
    width: 28px;
    height: 28px;
    margin-bottom: 0.75rem;
    color: var(--color-primary);
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* App Experience / Features */
.features-grid {
    display: grid;
    gap: 1.25rem;
    grid-template-columns: 1fr;
}

.feature-card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition), box-shadow var(--transition);
}

.feature-card:hover,
.feature-card:focus-within {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.feature-card h3 {
    font-size: 1.15rem;
    margin-bottom: 0.5rem;
}

.feature-card p {
    color: var(--color-muted);
    margin: 0;
    font-size: 0.95rem;
}

.feature-icon {
    width: 40px;
    height: 40px;
    margin-bottom: 1rem;
    color: var(--color-primary);
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* Screenshots */
.screenshots-section {
    background: linear-gradient(to bottom, var(--color-background), var(--color-card), var(--color-background));
}

.screenshots-track {
    display: flex;
    gap: 1rem;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    padding: 0.5rem 0.25rem 1.5rem;
    scrollbar-width: thin;
    scrollbar-color: var(--color-border) transparent;
}

.screenshots-track::-webkit-scrollbar {
    height: 6px;
}

.screenshots-track::-webkit-scrollbar-thumb {
    background: var(--color-border);
    border-radius: 3px;
}

.screenshot-card {
    flex: 0 0 78%;
    min-width: 260px;
    max-width: 340px;
    scroll-snap-align: center;
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.screenshot-card img,
.screenshot-card svg {
    width: 100%;
    height: auto;
    aspect-ratio: 9/19;
    object-fit: contain;
    background: var(--color-background);
}

.screenshot-label {
    padding: 0.75rem 1rem;
    font-size: 0.9375rem;
    font-weight: 600;
    text-align: center;
    color: var(--color-text);
    border-top: 1px solid var(--color-border);
}

/* Why five */
.why-five-section {
    background: var(--color-light-green);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.eyebrow {
    display: block;
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: 0.75rem;
}

.why-five-section h2 {
    font-size: 2rem;
    max-width: 600px;
    margin-bottom: 1rem;
}

.why-five-section p {
    color: var(--color-muted);
    max-width: 640px;
    margin-bottom: 1.5rem;
}

.big-calc {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin: 2rem 0;
}

.big-number {
    font-family: var(--font-heading);
    font-size: 2.75rem;
    color: var(--color-text);
}

.big-equals {
    font-size: 1.75rem;
    color: var(--color-muted);
}

.calc-result {
    display: flex;
    flex-direction: column;
    text-align: center;
    padding: 0.75rem 1.25rem;
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.calc-result .num {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: var(--color-primary);
    line-height: 1;
}

.calc-result .label {
    font-size: 0.8125rem;
    color: var(--color-muted);
}

/* Audience */
.audience-grid {
    display: grid;
    gap: 1.25rem;
}

.audience-card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition), box-shadow var(--transition);
}

.audience-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.audience-card h3 {
    font-size: 1.15rem;
    margin-bottom: 0.5rem;
}

.audience-card p {
    color: var(--color-muted);
    margin: 0;
    font-size: 0.95rem;
}

/* 3-day challenge */
.challenge-section {
    background: var(--color-card);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.challenge-days {
    display: grid;
    gap: 1rem;
    margin: 2rem 0;
}

.day-card {
    text-align: center;
    padding: 1.5rem;
    background: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.day-card .day-label {
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.day-card .day-words {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--color-text);
}

.day-card.is-final {
    background: var(--color-accent-bg);
    border-color: var(--color-accent);
}

.day-card.is-final .day-words {
    color: var(--color-accent);
}

/* Pricing */
.pricing-card {
    max-width: 420px;
    margin: 0 auto;
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    text-align: center;
}

.pricing-badge {
    display: inline-block;
    padding: 0.35rem 0.75rem;
    background: var(--color-accent-bg);
    color: var(--color-accent);
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.pricing-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.35rem;
}

.pricing-price {
    font-family: var(--font-heading);
    font-size: 3rem;
    color: var(--color-text);
    margin: 1rem 0;
    line-height: 1;
}

.pricing-price .period {
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-muted);
    font-weight: 400;
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
    text-align: left;
}

.pricing-features li {
    display: flex;
    align-items: flex-start;
    gap: 0.65rem;
    padding: 0.55rem 0;
    color: var(--color-muted);
    border-bottom: 1px solid var(--color-border);
    font-size: 0.95rem;
}

.pricing-features li::before {
    content: '✓';
    flex: 0 0 22px;
    height: 22px;
    display: grid;
    place-items: center;
    background: var(--color-light-green);
    color: var(--color-primary);
    border-radius: 50%;
    font-size: 0.75rem;
    margin-top: 0.1rem;
}

.pricing-note {
    font-size: 0.875rem;
    color: var(--color-muted);
    margin-top: 1rem;
}

.pilot-note {
    max-width: 640px;
    margin: 1.5rem auto 0;
    padding: 0.875rem 1.25rem;
    background: var(--color-light-green);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    color: var(--color-muted);
    text-align: center;
}

.guarantee-note {
    font-size: 0.8125rem;
    color: var(--color-muted);
    margin-top: -0.25rem;
}

.pricing-after-trial {
    font-size: 0.875rem;
    color: var(--color-muted);
    margin-top: 0.5rem;
    margin-bottom: 0;
}

.guarantee-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 0.85rem;
    background: var(--color-light-green);
    color: var(--color-primary-dark);
    border: 1px solid var(--color-border);
    border-radius: 999px;
    font-size: 0.8125rem;
    font-weight: 600;
    margin-top: 1.25rem;
}

.guarantee-text {
    font-size: 0.875rem;
    color: var(--color-muted);
    margin-top: 0.75rem;
    margin-bottom: 0;
    margin-left: auto;
    margin-right: auto;
    max-width: 90%;
}

/* FAQ */
.faq-list {
    max-width: 760px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.faq-item {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.faq-summary {
    width: 100%;
    padding: 1.25rem 1.25rem 1.25rem 1.5rem;
    background: transparent;
    border: none;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text);
    text-align: left;
    transition: background-color var(--transition);
}

.faq-summary:hover,
.faq-summary:focus-visible {
    background-color: var(--color-light-green);
    outline: none;
}

.faq-icon {
    width: 20px;
    height: 20px;
    flex: 0 0 20px;
    color: var(--color-primary);
    transition: transform var(--transition);
}

.faq-item[open] .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 1.5rem 1.25rem;
    color: var(--color-muted);
    font-size: 0.95rem;
    line-height: 1.65;
}

/* Final CTA */
.final-cta {
    padding: 4.5rem 0;
    text-align: center;
    background: linear-gradient(to bottom right, var(--color-light-green), var(--color-background));
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.final-cta h2 {
    font-size: 2rem;
    margin-bottom: 0.75rem;
}

.final-cta p {
    color: var(--color-muted);
    max-width: 540px;
    margin: 0 auto 1.5rem;
}

/* Footer */
.site-footer {
    background: var(--color-card);
    border-top: 1px solid var(--color-border);
    padding: 3rem 0 1.5rem;
}

.footer-grid {
    display: grid;
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-tagline {
    color: var(--color-muted);
    max-width: 280px;
    margin-top: 0.75rem;
    font-size: 0.95rem;
}

.footer-nav {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.footer-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.footer-nav a {
    color: var(--color-muted);
    font-size: 0.9375rem;
}

.footer-nav a:hover,
.footer-nav a:focus-visible {
    color: var(--color-primary);
}

.footer-bottom {
    border-top: 1px solid var(--color-border);
    padding-top: 1.25rem;
    text-align: center;
    color: var(--color-muted);
    font-size: 0.875rem;
}

/* Mobile sticky CTA */
.mobile-sticky-cta,
.mobile-cta-spacer {
    display: none;
}

/* Reveal animations */
.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* Sub-pages (privacy, terms, refund, contact) */
.page-section {
    padding: 3rem 0 5rem;
}

.page-section h1 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.page-section h2 {
    font-size: 1.25rem;
    margin-top: 2rem;
    margin-bottom: 0.75rem;
}

.page-section p,
.page-section li {
    color: var(--color-muted);
    font-size: 0.95rem;
    line-height: 1.7;
}

.legal-placeholder {
    background: #fff7e6;
    border: 1px dashed var(--color-accent);
    color: var(--color-accent);
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
    font-weight: 600;
}

/* Contact form */
.contact-form {
    max-width: 620px;
    margin: 0 auto;
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1.75rem;
    box-shadow: var(--shadow-sm);
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.35rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    min-height: 48px;
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-text);
    background: var(--color-background);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(78, 122, 104, 0.15);
    outline: none;
}

.form-group textarea {
    min-height: 140px;
    resize: vertical;
}

.honeypot {
    position: absolute;
    left: -10000px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.form-status {
    padding: 0.875rem 1rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
    font-size: 0.9375rem;
}

.form-status.success {
    background: var(--color-light-green);
    color: var(--color-primary-dark);
    border: 1px solid var(--color-border);
}

.form-status.error {
    background: #fdecea;
    color: #8a2be2;
    border: 1px solid #f5c6cb;
}

/* ===============================
   Responsive adjustments
   =============================== */

@media (min-width: 640px) {
    .hero-text h1 {
        font-size: 2.5rem;
    }

    .features-grid,
    .how-steps,
    .audience-grid,
    .challenge-days {
        grid-template-columns: repeat(2, 1fr);
    }

    .big-calc {
        gap: 1.25rem;
    }

    .big-number,
    .calc-result .num {
        font-size: 3.5rem;
    }

    .screenshot-card {
        flex: 0 0 46%;
    }
}

@media (min-width: 768px) {
    .section {
        padding: 5rem 0;
    }

    .section-heading h2 {
        font-size: 2.25rem;
    }

    .nav-toggle {
        display: none;
    }

    .nav-menu {
        position: static;
        height: auto;
        width: auto;
        padding: 0;
        background: transparent;
        box-shadow: none;
        transform: none;
        flex-direction: row;
        align-items: center;
        gap: 0.5rem;
    }

    .nav-link {
        padding: 0.5rem 0.75rem;
        font-size: 0.9375rem;
    }

    .nav-cta {
        margin-top: 0;
    }

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

    .hero-text h1 {
        font-size: 2.75rem;
    }

    .trust-list {
        gap: 2rem;
    }

    .how-steps {
        grid-template-columns: repeat(3, 1fr);
    }

    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

    .challenge-days {
        grid-template-columns: repeat(3, 1fr);
    }

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

    .footer-nav {
        justify-content: end;
    }
}

@media (min-width: 1024px) {
    .container {
        padding-left: 2rem;
        padding-right: 2rem;
    }

    .hero-text h1 {
        font-size: 3rem;
    }

    .phone-frame {
        width: 290px;
        height: 600px;
    }

    .screenshots-track {
        justify-content: center;
    }

    .screenshot-card {
        flex: 0 0 auto;
        width: 280px;
    }
}

/* Mobile sticky CTA visible only on small screens */
@media (max-width: 767px) {
    .mobile-sticky-cta.is-visible,
    .mobile-cta-spacer.is-visible {
        display: block;
    }

    .mobile-sticky-cta {
        position: fixed;
        left: 0;
        right: 0;
        bottom: 0;
        padding: 0.75rem 1rem calc(0.75rem + env(safe-area-inset-bottom, 0px));
        background: var(--color-white);
        border-top: 1px solid var(--color-border);
        box-shadow: 0 -4px 20px rgba(21, 32, 27, 0.08);
        z-index: 900;
    }

    .mobile-cta-spacer {
        height: 76px;
    }
}