/* ═══════════════════════════════════════════════════════════════
   DESIGN SYSTEM — Trà Lá Ổi Landing Page
   ═══════════════════════════════════════════════════════════════ */

/* ─── CSS Variables ────────────────────────────────────────── */
:root {
    /* Colors */
    --c-primary: #2D5A27;
    --c-primary-light: #3A7233;
    --c-primary-dark: #1E3D1A;
    --c-secondary: #7CB342;
    --c-secondary-light: #9CCC65;
    --c-accent: #D4A843;
    --c-accent-warm: #E8722A;
    --c-bg-cream: #FFF8F0;
    --c-bg-white: #FFFFFF;
    --c-bg-green-light: #F0F7EC;
    --c-bg-green-dark: #1A3A16;
    --c-text-dark: #1A1A1A;
    --c-text-body: #3D3D3D;
    --c-text-muted: #6B6B6B;
    --c-text-light: #FFFFFF;
    --c-border: #E0E0E0;
    --c-border-green: #C5E1A5;
    --c-shadow: rgba(45, 90, 39, 0.12);
    --c-shadow-strong: rgba(45, 90, 39, 0.25);

    /* Typography */
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-accent: 'Dancing Script', cursive;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-full: 50%;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    --transition-spring: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ─── Reset & Base ─────────────────────────────────────────── */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--c-text-body);
    background-color: var(--c-bg-cream);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

ul {
    list-style: none;
}

/* ─── Container ────────────────────────────────────────────── */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* ─── Section Utilities ────────────────────────────────────── */
.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-tag {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--c-secondary);
    background: rgba(124, 179, 66, 0.1);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-md);
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--c-text-dark);
    line-height: 1.3;
}

.section-title--left {
    text-align: left;
}

.text-highlight {
    color: var(--c-primary);
    position: relative;
}

.text-highlight::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 0;
    width: 100%;
    height: 8px;
    background: rgba(124, 179, 66, 0.25);
    border-radius: 4px;
    z-index: -1;
}

.text-glow {
    color: var(--c-secondary-light);
    text-shadow: 0 0 20px rgba(124, 179, 66, 0.5);
}

/* ─── Animation Classes ────────────────────────────────────── */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ─── CTA Buttons ──────────────────────────────────────────── */
.cta-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 700;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    text-align: center;
    line-height: 1.4;
}

.cta-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
}

.cta-btn:hover::before {
    left: 100%;
}

.cta-btn--primary {
    background: linear-gradient(135deg, var(--c-accent-warm) 0%, #D4621E 100%);
    color: var(--c-text-light);
    box-shadow: 0 4px 15px rgba(232, 114, 42, 0.35);
}

.cta-btn--primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(232, 114, 42, 0.45);
}

.cta-btn--secondary {
    background: transparent;
    color: var(--c-primary);
    border: 2px solid var(--c-primary);
    padding: var(--space-md) var(--space-xl);
}

.cta-btn--secondary:hover {
    background: var(--c-primary);
    color: var(--c-text-light);
    transform: translateY(-2px);
}

.cta-btn--glow {
    background: linear-gradient(135deg, var(--c-accent-warm) 0%, #D4621E 100%);
    color: var(--c-text-light);
    box-shadow: 0 4px 20px rgba(232, 114, 42, 0.4), 0 0 40px rgba(232, 114, 42, 0.15);
    animation: btnPulse 2s ease-in-out infinite;
}

.cta-btn--glow:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 30px rgba(232, 114, 42, 0.5), 0 0 60px rgba(232, 114, 42, 0.2);
}

.cta-btn--large {
    padding: var(--space-lg) var(--space-2xl);
    font-size: 1.1rem;
}

.cta-btn__icon {
    font-size: 1.2em;
}

.cta-btn__arrow {
    transition: transform var(--transition-fast);
}

.cta-btn:hover .cta-btn__arrow {
    transform: translateX(4px);
}

@keyframes btnPulse {
    0%, 100% { box-shadow: 0 4px 20px rgba(232, 114, 42, 0.4), 0 0 40px rgba(232, 114, 42, 0.15); }
    50% { box-shadow: 0 4px 25px rgba(232, 114, 42, 0.55), 0 0 60px rgba(232, 114, 42, 0.25); }
}

/* ─── Price Styles ─────────────────────────────────────────── */
.price-original {
    font-size: 1rem;
    color: var(--c-text-muted);
    text-decoration: line-through;
    margin-right: var(--space-sm);
}

.price-current {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--c-accent-warm);
}

.price-current--large {
    font-size: 2.5rem;
}

.price-badge {
    display: inline-block;
    background: linear-gradient(135deg, #ff4444 0%, #cc0000 100%);
    color: white;
    padding: 2px 10px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 700;
    margin-left: var(--space-sm);
    vertical-align: middle;
}

.price-badge--large {
    font-size: 1rem;
    padding: 4px 14px;
}

/* ═══════════════════════════════════════════════════════════════
   SECTION 1: HERO
   ═══════════════════════════════════════════════════════════════ */
.hero {
    position: relative;
    background: linear-gradient(160deg, var(--c-primary-dark) 0%, var(--c-primary) 40%, var(--c-primary-light) 100%);
    padding: var(--space-4xl) 0 8rem;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero__bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(124, 179, 66, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(212, 168, 67, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 60% 80%, rgba(124, 179, 66, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero__content {
    color: var(--c-text-light);
}

.hero__badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-xl);
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: var(--space-xl);
    letter-spacing: 0.02em;
}

.hero__title {
    font-family: var(--font-heading);
    font-size: clamp(1.8rem, 4.5vw, 3rem);
    font-weight: 700;
    line-height: 1.25;
    margin-bottom: var(--space-lg);
    color: var(--c-text-light);
}

.hero__title .text-highlight {
    color: var(--c-secondary-light);
}

.hero__title .text-highlight::after {
    background: rgba(156, 204, 101, 0.3);
}

.hero__subtitle {
    font-size: 1.1rem;
    line-height: 1.7;
    opacity: 0.9;
    margin-bottom: var(--space-xl);
    max-width: 520px;
}

.hero__price {
    margin-bottom: var(--space-xl);
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.hero__price .price-original {
    color: rgba(255, 255, 255, 0.6);
    font-size: 1.1rem;
}

.hero__price .price-current {
    color: var(--c-secondary-light);
    font-size: 2rem;
}

.hero__trust {
    display: flex;
    gap: var(--space-lg);
    margin-top: var(--space-xl);
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.9rem;
    opacity: 0.85;
}

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

.hero__image-wrapper {
    position: relative;
    width: 100%;
    max-width: 420px;
}

.hero__image {
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    position: relative;
    z-index: 2;
    transition: transform var(--transition-slow);
}

.hero__image-wrapper:hover .hero__image {
    transform: scale(1.03) rotate(1deg);
}

.hero__image-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 110%;
    height: 110%;
    background: radial-gradient(ellipse, rgba(124, 179, 66, 0.3) 0%, transparent 70%);
    border-radius: var(--radius-lg);
    z-index: 1;
    animation: glowPulse 3s ease-in-out infinite;
}

@keyframes glowPulse {
    0%, 100% { opacity: 0.6; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 1; transform: translate(-50%, -50%) scale(1.05); }
}

.hero__wave {
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    z-index: 3;
}

.hero__wave svg {
    display: block;
    width: 100%;
    height: 80px;
}

/* ═══════════════════════════════════════════════════════════════
   SECTION 2: VIDEO + METRICS
   ═══════════════════════════════════════════════════════════════ */
.video-section {
    background: var(--c-bg-cream);
    padding: var(--space-4xl) 0;
}

.video-section__grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--space-2xl);
    align-items: start;
}

.video-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 10px 40px var(--c-shadow);
    background: #000;
    aspect-ratio: 16/9;
}

.video-wrapper video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.video-play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 70px;
    height: 70px;
    cursor: pointer;
    z-index: 5;
    transition: all var(--transition-base);
    opacity: 0.9;
}

.video-play-btn:hover {
    transform: translate(-50%, -50%) scale(1.15);
    opacity: 1;
}

.video-play-btn.hidden {
    opacity: 0;
    pointer-events: none;
}

.video-section__metrics {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.metric-card {
    background: var(--c-bg-white);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    border: 1px solid var(--c-border-green);
    transition: all var(--transition-base);
}

.metric-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px var(--c-shadow);
    border-color: var(--c-secondary);
}

.metric-card__icon {
    font-size: 1.8rem;
    margin-bottom: var(--space-sm);
}

.metric-card__title {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--c-text-dark);
    margin-bottom: var(--space-xs);
}

.metric-card__desc {
    font-size: 0.9rem;
    color: var(--c-text-muted);
    line-height: 1.5;
}

/* ═══════════════════════════════════════════════════════════════
   SECTION 3: PAIN POINTS
   ═══════════════════════════════════════════════════════════════ */
.pain-section {
    background: var(--c-bg-white);
    padding: var(--space-4xl) 0;
}

.pain-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.pain-card {
    background: var(--c-bg-cream);
    border-radius: var(--radius-md);
    padding: var(--space-xl);
    border: 1px solid var(--c-border);
    transition: all var(--transition-base);
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
}

.pain-card:hover {
    border-color: var(--c-accent-warm);
    box-shadow: 0 6px 20px rgba(232, 114, 42, 0.1);
    transform: translateY(-3px);
}

.pain-card__icon {
    font-size: 2rem;
    flex-shrink: 0;
    line-height: 1;
}

.pain-card__text {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--c-text-body);
}

.pain-bridge {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    padding: var(--space-xl);
    background: linear-gradient(135deg, rgba(45, 90, 39, 0.05), rgba(124, 179, 66, 0.08));
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--c-secondary);
}

.pain-bridge p {
    font-size: 1.1rem;
    color: var(--c-text-dark);
}

.pain-bridge__sub {
    font-family: var(--font-accent);
    font-size: 1.2rem !important;
    color: var(--c-primary) !important;
    margin-top: var(--space-sm);
}

/* ═══════════════════════════════════════════════════════════════
   SECTION 4: VALUE PROPOSITION
   ═══════════════════════════════════════════════════════════════ */
.value-section {
    position: relative;
    background: var(--c-bg-green-light);
    padding: var(--space-4xl) 0;
    overflow: hidden;
}

.value-section__bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(circle at 10% 20%, rgba(124, 179, 66, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(45, 90, 39, 0.06) 0%, transparent 40%);
    pointer-events: none;
}

.value-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.value-card {
    background: var(--c-bg-white);
    border-radius: var(--radius-md);
    padding: var(--space-xl);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
    border: 1px solid transparent;
}

.value-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 35px var(--c-shadow);
    border-color: var(--c-border-green);
}

.value-card__number {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    color: rgba(124, 179, 66, 0.1);
    line-height: 1;
}

.value-card__icon {
    font-size: 2.2rem;
    margin-bottom: var(--space-md);
}

.value-card__title {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--c-text-dark);
    margin-bottom: var(--space-sm);
}

.value-card__desc {
    font-size: 0.92rem;
    color: var(--c-text-muted);
    line-height: 1.6;
}

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

/* Last two value cards span a wider area */
.value-grid .value-card:nth-child(4) {
    grid-column: 1 / 2;
}

.value-grid .value-card:nth-child(5) {
    grid-column: 2 / 3;
}

/* ═══════════════════════════════════════════════════════════════
   SECTION 5: HOW TO USE
   ═══════════════════════════════════════════════════════════════ */
.howto-section {
    background: var(--c-bg-white);
    padding: var(--space-4xl) 0;
}

.howto-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.howto-card {
    background: var(--c-bg-cream);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--c-border);
    transition: all var(--transition-base);
}

.howto-card:hover {
    border-color: var(--c-secondary);
    box-shadow: 0 6px 20px var(--c-shadow);
    transform: translateY(-3px);
}

.howto-card__header {
    background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-light) 100%);
    padding: var(--space-md) var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.howto-card__emoji {
    font-size: 1.5rem;
}

.howto-card__title {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--c-text-light);
}

.howto-card__body {
    padding: var(--space-lg);
}

.howto-card__body p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--c-text-body);
    margin-bottom: var(--space-md);
}

.howto-card__tip {
    display: block;
    font-size: 0.85rem;
    color: var(--c-primary);
    font-style: italic;
    padding: var(--space-sm) var(--space-md);
    background: rgba(124, 179, 66, 0.08);
    border-radius: var(--radius-sm);
}

.howto-images {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
}

.howto-img-wrapper {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 8px 25px var(--c-shadow);
    transition: transform var(--transition-base);
}

.howto-img-wrapper:hover {
    transform: scale(1.03);
}

.howto-img-wrapper img {
    width: 100%;
    height: 280px;
    object-fit: cover;
}

/* ═══════════════════════════════════════════════════════════════
   SECTION 6: AUDIENCE (WHO SHOULD USE)
   ═══════════════════════════════════════════════════════════════ */
.audience-section {
    background: var(--c-bg-green-light);
    padding: var(--space-4xl) 0;
}

.audience-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.audience-visual img {
    border-radius: var(--radius-lg);
    box-shadow: 0 15px 40px var(--c-shadow);
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.audience-content .section-tag {
    display: inline-block;
    margin-bottom: var(--space-md);
}

.audience-content .section-title {
    margin-bottom: var(--space-xl);
}

.audience-list {
    margin-bottom: var(--space-xl);
}

.audience-list__item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--c-border-green);
    font-size: 1rem;
    line-height: 1.5;
}

.audience-list__item:last-child {
    border-bottom: none;
}

.audience-list__check {
    flex-shrink: 0;
    font-size: 1.1rem;
}

/* ═══════════════════════════════════════════════════════════════
   SECTION 7: CREDIBILITY
   ═══════════════════════════════════════════════════════════════ */
.credibility-section {
    background: var(--c-bg-white);
    padding: var(--space-4xl) 0;
}

.credibility-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-3xl);
    align-items: center;
}

.credibility-img-stack {
    position: relative;
}

.credibility-img--main {
    border-radius: var(--radius-lg);
    box-shadow: 0 15px 40px var(--c-shadow);
    width: 100%;
    height: 450px;
    object-fit: cover;
}

.credibility-img--sub {
    position: absolute;
    bottom: -30px;
    right: -30px;
    width: 180px;
    height: 180px;
    border-radius: var(--radius-md);
    box-shadow: 0 10px 30px var(--c-shadow-strong);
    border: 4px solid var(--c-bg-white);
    object-fit: cover;
}

.credibility-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.credibility-item {
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
    padding: var(--space-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.credibility-item:hover {
    background: var(--c-bg-green-light);
}

.credibility-item__icon {
    font-size: 1.5rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.credibility-item__title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1rem;
    color: var(--c-text-dark);
    margin-bottom: 2px;
}

.credibility-item__desc {
    font-size: 0.9rem;
    color: var(--c-text-muted);
    line-height: 1.5;
}

/* ═══════════════════════════════════════════════════════════════
   SECTION 8: PRICING
   ═══════════════════════════════════════════════════════════════ */
.pricing-section {
    background: var(--c-bg-cream);
    padding: var(--space-4xl) 0;
}

.pricing-card {
    max-width: 550px;
    margin: 0 auto;
    background: var(--c-bg-white);
    border-radius: var(--radius-xl);
    padding: var(--space-3xl);
    text-align: center;
    position: relative;
    overflow: hidden;
    border: 2px solid var(--c-border-green);
    box-shadow: 0 15px 50px var(--c-shadow);
}

.pricing-card__badge {
    position: absolute;
    top: 20px;
    right: -35px;
    background: linear-gradient(135deg, #ff4444, #cc0000);
    color: white;
    padding: 6px 45px;
    font-size: 0.85rem;
    font-weight: 700;
    transform: rotate(45deg);
    letter-spacing: 0.05em;
}

.pricing-card__header {
    margin-bottom: var(--space-xl);
}

.pricing-card__name {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--c-text-dark);
    margin-bottom: var(--space-xs);
}

.pricing-card__subtitle {
    font-size: 0.95rem;
    color: var(--c-text-muted);
}

.pricing-card__price {
    margin-bottom: var(--space-xl);
    padding: var(--space-lg) 0;
    border-top: 1px solid var(--c-border);
    border-bottom: 1px solid var(--c-border);
}

.pricing-card__original {
    display: block;
    font-size: 1.1rem;
    color: var(--c-text-muted);
    text-decoration: line-through;
    margin-bottom: var(--space-xs);
}

.pricing-card__current {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--c-accent-warm);
    line-height: 1.2;
}

.pricing-card__save {
    display: inline-block;
    background: rgba(124, 179, 66, 0.15);
    color: var(--c-primary);
    padding: 4px 14px;
    border-radius: var(--radius-xl);
    font-size: 0.85rem;
    font-weight: 600;
    margin-top: var(--space-sm);
}

.pricing-card__features {
    text-align: left;
    margin-bottom: var(--space-xl);
}

.pricing-card__features li {
    padding: var(--space-sm) 0;
    font-size: 0.95rem;
    color: var(--c-text-body);
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.pricing-card__features li:last-child {
    border-bottom: none;
    color: var(--c-accent-warm);
    font-weight: 600;
}

.pricing-card__guarantee {
    font-size: 0.85rem;
    color: var(--c-text-muted);
    margin-top: var(--space-md);
}

/* ═══════════════════════════════════════════════════════════════
   SECTION 9: FAQ
   ═══════════════════════════════════════════════════════════════ */
.faq-section {
    background: var(--c-bg-white);
    padding: var(--space-4xl) 0;
}

.faq-list {
    max-width: 750px;
    margin: 0 auto;
}

.faq-item {
    border: 1px solid var(--c-border);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
    overflow: hidden;
    transition: all var(--transition-base);
}

.faq-item:hover {
    border-color: var(--c-secondary);
}

.faq-item__question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-lg);
    font-size: 1rem;
    font-weight: 600;
    color: var(--c-text-dark);
    text-align: left;
    transition: all var(--transition-base);
    background: transparent;
}

.faq-item__question:hover {
    color: var(--c-primary);
}

.faq-item__toggle {
    font-size: 1.5rem;
    color: var(--c-secondary);
    transition: transform var(--transition-base);
    flex-shrink: 0;
    margin-left: var(--space-md);
    font-weight: 300;
    line-height: 1;
}

.faq-item.is-open .faq-item__toggle {
    transform: rotate(45deg);
}

.faq-item.is-open .faq-item__question {
    color: var(--c-primary);
    background: var(--c-bg-green-light);
}

.faq-item__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow), padding var(--transition-slow);
}

.faq-item__answer p {
    padding: 0 var(--space-lg) var(--space-lg);
    font-size: 0.95rem;
    color: var(--c-text-body);
    line-height: 1.7;
}

.faq-item.is-open .faq-item__answer {
    max-height: 300px;
}

/* ═══════════════════════════════════════════════════════════════
   SECTION 10: FINAL CTA
   ═══════════════════════════════════════════════════════════════ */
.final-cta {
    position: relative;
    background: linear-gradient(160deg, var(--c-primary-dark) 0%, var(--c-primary) 50%, var(--c-bg-green-dark) 100%);
    padding: var(--space-4xl) 0;
    overflow: hidden;
}

.final-cta__bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(circle at 30% 40%, rgba(124, 179, 66, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 70% 70%, rgba(212, 168, 67, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.final-cta__content {
    text-align: center;
    position: relative;
    z-index: 2;
    color: var(--c-text-light);
}

.final-cta__title {
    font-family: var(--font-heading);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 700;
    margin-bottom: var(--space-lg);
    line-height: 1.3;
}

.final-cta__subtitle {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: var(--space-xl);
}

.final-cta__price {
    margin-bottom: var(--space-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.final-cta__price .price-original {
    color: rgba(255, 255, 255, 0.5);
    font-size: 1.2rem;
}

.final-cta__price .price-current--large {
    color: var(--c-secondary-light);
}

.final-cta__urgency {
    font-size: 0.95rem;
    color: var(--c-accent);
    margin-top: var(--space-lg);
    font-weight: 600;
}

.final-cta__guarantee {
    font-size: 0.9rem;
    opacity: 0.7;
    margin-top: var(--space-sm);
}

/* ═══════════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════════ */
.footer {
    background: var(--c-bg-green-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: var(--space-3xl) 0 var(--space-xl);
}

.footer__grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: var(--space-2xl);
    padding-bottom: var(--space-2xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__logo {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    color: var(--c-secondary-light);
    margin-bottom: var(--space-sm);
}

.footer__tagline {
    font-family: var(--font-accent);
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: var(--space-md);
}

.footer__location {
    font-size: 0.9rem;
}

.footer__heading {
    font-family: var(--font-heading);
    font-size: 1rem;
    color: var(--c-text-light);
    margin-bottom: var(--space-md);
}

.footer__links ul li {
    margin-bottom: var(--space-sm);
}

.footer__links ul li a {
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

.footer__links ul li a:hover {
    color: var(--c-secondary-light);
}

.footer__shop-link {
    display: inline-block;
    background: var(--c-accent-warm);
    color: var(--c-text-light);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.95rem;
    transition: all var(--transition-base);
}

.footer__shop-link:hover {
    background: #D4621E;
    transform: translateY(-2px);
}

.footer__bottom {
    padding-top: var(--space-xl);
    text-align: center;
}

.footer__disclaimer {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.4);
    margin-bottom: var(--space-sm);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.5;
}

.footer__copyright {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.3);
}

/* ═══════════════════════════════════════════════════════════════
   FLOATING CTA (Mobile)
   ═══════════════════════════════════════════════════════════════ */
.floating-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: var(--space-md);
    background: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transform: translateY(100%);
    transition: transform var(--transition-base);
    display: none;
}

.floating-cta.is-visible {
    transform: translateY(0);
}

.floating-cta__btn {
    display: block;
    width: 100%;
    text-align: center;
    padding: var(--space-md) var(--space-lg);
    background: linear-gradient(135deg, var(--c-accent-warm), #D4621E);
    color: var(--c-text-light);
    font-weight: 700;
    font-size: 1rem;
    border-radius: var(--radius-md);
    box-shadow: 0 4px 15px rgba(232, 114, 42, 0.4);
}

/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════════════ */

/* Tablet */
@media (max-width: 1024px) {
    .hero__grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero__subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .hero__trust {
        justify-content: center;
    }

    .hero__price {
        justify-content: center;
    }

    .hero__image-wrapper {
        max-width: 350px;
    }

    .video-section__grid {
        grid-template-columns: 1fr;
    }

    .video-section__metrics {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .metric-card {
        flex: 1 1 calc(50% - var(--space-md));
    }

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

    .value-grid .value-card:nth-child(5) {
        grid-column: 1 / -1;
        max-width: 400px;
        margin: 0 auto;
    }

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

    .audience-visual {
        order: 2;
    }

    .audience-content {
        order: 1;
    }

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

    .credibility-img-stack {
        max-width: 450px;
        margin: 0 auto;
    }

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

/* Mobile */
@media (max-width: 768px) {
    :root {
        --space-4xl: 3.5rem;
    }

    .hero {
        padding: var(--space-3xl) 0 6rem;
        min-height: auto;
    }

    .hero__title {
        font-size: 1.6rem;
    }

    .hero__badge {
        font-size: 0.75rem;
        padding: var(--space-xs) var(--space-md);
    }

    .section-title {
        font-size: 1.5rem;
    }

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

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

    .value-grid .value-card:nth-child(4),
    .value-grid .value-card:nth-child(5) {
        grid-column: auto;
        max-width: none;
    }

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

    .howto-images {
        grid-template-columns: 1fr;
    }

    .howto-img-wrapper img {
        height: 220px;
    }

    .audience-visual img {
        height: 250px;
    }

    .credibility-img--main {
        height: 320px;
    }

    .credibility-img--sub {
        width: 130px;
        height: 130px;
        bottom: -15px;
        right: -10px;
    }

    .pricing-card {
        padding: var(--space-xl);
    }

    .pricing-card__current {
        font-size: 2.2rem;
    }

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

    .floating-cta {
        display: block;
    }

    .cta-btn--large {
        padding: var(--space-md) var(--space-lg);
        font-size: 0.95rem;
    }

    .final-cta__title {
        font-size: 1.5rem;
    }

    .price-current--large {
        font-size: 2rem;
    }

    .video-section__metrics {
        flex-direction: column;
    }

    .metric-card {
        flex: 1 1 100%;
    }

    .hero__trust {
        flex-direction: column;
        gap: var(--space-sm);
    }
}

/* Small mobile */
@media (max-width: 380px) {
    .container {
        padding: 0 var(--space-md);
    }

    .hero__title {
        font-size: 1.4rem;
    }

    .hero__price .price-current {
        font-size: 1.6rem;
    }
}