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

:root {
    --bg:       #ffffff;
    --bg-alt:   #f7f9f5;
    --bg-dark:  #0a1f05;
    --text:     #1a2e1a;
    --text-sec: #5a6b5a;
    --accent:   #2d5016;
    --accent-l: #4a7c2c;
    --accent-bg: rgba(45, 80, 22, 0.08);
    --border:   #d4e5d4;
    --radius:   12px;
    --shadow:   0 1px 3px rgba(0,0,0,.06), 0 4px 12px rgba(0,0,0,.04);
    --shadow-lg:0 4px 24px rgba(0,0,0,.08);
    --shadow-xl:0 8px 32px rgba(0,0,0,.12);
    --transition: .3s cubic-bezier(.4,0,.2,1);
    --green-light: #6b9d4a;
    --green-dark: #1a3d0a;
    --orange: #ff6b35;
    --red: #dc2626;
}

html { scroll-behavior: smooth; scroll-padding-top: 100px; }

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }

/* ========== Typography ========== */
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 800; line-height: 1.15; letter-spacing: -0.03em; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); font-weight: 700; line-height: 1.2; letter-spacing: -0.02em; }
h3 { font-size: 1.2rem; font-weight: 600; }
p  { color: var(--text-sec); font-size: 1.05rem; }

.gradient-text {
    background: linear-gradient(135deg, var(--accent), var(--accent-l), var(--green-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent);
    background: var(--accent-bg);
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 12px;
}

.section-header { text-align: center; max-width: 640px; margin: 0 auto 56px; }
.section-header h2 { margin-bottom: 12px; }
.section-header p { margin-top: 8px; }

/* ========== Buttons ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: inherit;
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: 8px;
    padding: 12px 28px;
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
}

.btn-sm { padding: 8px 20px; font-size: 0.85rem; }
.btn-lg { padding: 16px 36px; font-size: 1.1rem; }
.btn-full { width: 100%; text-align: center; }

.btn-primary {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
    transition: background 0.15s, border-color 0.15s, transform 0.1s;
}
.btn-primary:hover { background: var(--accent-l); border-color: var(--accent-l); transform: translateY(-1px); box-shadow: var(--shadow-lg); }
.btn-primary:active { transform: translateY(0) scale(0.98); box-shadow: var(--shadow); }
.btn-primary:disabled { opacity: 0.7; cursor: not-allowed; transform: none; }

.btn-outline {
    background: transparent;
    color: var(--accent);
    border-color: var(--accent);
    transition: background 0.15s, color 0.15s, transform 0.1s;
}
.btn-outline:hover { background: var(--accent); color: #fff; transform: translateY(-1px); }
.btn-outline:active { transform: translateY(0) scale(0.98); }

/* ========== Flash Banner ========== */
.flash-banner {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1001;
    background: linear-gradient(90deg, var(--accent), var(--accent-l));
    color: #fff;
    padding: 10px 0;
    text-align: center;
    font-size: 0.9rem;
}

.flash-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

.flash-badge {
    background: #fff;
    color: var(--red);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 100px;
    animation: pulse 1.5s ease-in-out infinite;
}

.flash-text { font-size: 0.9rem; }

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* ========== Navbar ========== */
.navbar {
    position: fixed; top: 42px; left: 0; right: 0; z-index: 1000;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}
.navbar.scrolled { box-shadow: var(--shadow); }

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

.logo { display: flex; align-items: center; }
.logo-img { height: 40px; width: auto; }

.nav-links { display: flex; align-items: center; gap: 24px; }
.nav-links a { font-size: 0.9rem; font-weight: 500; color: var(--text-sec); transition: var(--transition); }
.nav-links a:hover { color: var(--accent); }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--text); margin: 5px 0; border-radius: 2px; transition: var(--transition); }

/* ========== Hero ========== */
.hero {
    padding: 140px 0 80px;
    background: linear-gradient(135deg, #f7f9f5 0%, #e8f5e8 50%, #ffffff 100%);
    position: relative;
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.hero-badge-row {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.hero-badge {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    background: var(--bg);
    color: var(--text);
    padding: 6px 16px;
    border-radius: 100px;
    border: 1px solid var(--border);
}

.hero-badge.green {
    background: var(--accent-bg);
    color: var(--accent);
    border-color: var(--accent);
}

.hero-content h1 { margin-bottom: 20px; }
.hero-pain {
    display: inline-block;
    background: var(--red);
    color: #fff;
    font-size: 0.9rem;
    font-weight: 700;
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 12px;
    animation: pulse 1.5s ease-in-out infinite;
}
.hero-sub { font-size: 1.15rem; margin-bottom: 32px; max-width: 520px; }

.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 32px; }

.hero-trust {
    display: flex;
    gap: 24px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.trust-stat {
    display: flex;
    flex-direction: column;
    text-align: center;
}

.trust-num {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--accent);
}

.trust-label {
    font-size: 0.8rem;
    color: var(--text-sec);
}

.trust-divider {
    width: 1px;
    background: var(--border);
}

.hero-badges {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.mini-badge {
    font-size: 0.8rem;
    color: var(--text-sec);
    background: var(--bg);
    padding: 6px 12px;
    border-radius: 100px;
    border: 1px solid var(--border);
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
}

.hero-img-wrapper {
    position: relative;
    max-width: 550px;
    margin: 0 auto;
}

.hero-product-img {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(45, 80, 22, 0.15));
    border-radius: var(--radius);
}

.hero-float-card {
    position: absolute;
    background: var(--bg);
    border-radius: var(--radius);
    padding: 12px 16px;
    box-shadow: var(--shadow-lg);
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.hero-float-card.free {
    top: 20px;
    right: -20px;
    background: var(--accent);
    color: #fff;
    text-align: center;
}

.free-num {
    font-size: 1.3rem;
    font-weight: 800;
    display: block;
}

.free-text {
    font-size: 0.8rem;
    opacity: 0.9;
}

.hero-float-card.rating {
    bottom: 40px;
    left: -20px;
    text-align: center;
}

.stars { color: #f59e0b; font-size: 1rem; letter-spacing: 2px; display: block; margin-bottom: 4px; }
.rating-text { font-size: 0.8rem; color: var(--text-sec); }

/* ========== Social Bar ========== */
.social-bar {
    background: var(--bg);
    padding: 24px 0;
    border-bottom: 1px solid var(--border);
}

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

.social-icon { font-size: 1.2rem; }
.social-text { font-size: 0.9rem; color: var(--text-sec); }

.social-logos {
    display: flex;
    gap: 16px;
}

.social-logo {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-sec);
    background: var(--bg-alt);
    padding: 6px 12px;
    border-radius: 6px;
}

/* ========== Benefits ========== */
.benefits { padding: 100px 0; background: var(--bg); }

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

.benefit-card {
    background: var(--bg-alt);
    border-radius: var(--radius);
    padding: 36px 28px;
    border: 1px solid var(--border);
    text-align: center;
    transition: var(--transition);
}
.benefit-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--accent); }

.benefit-icon { font-size: 3rem; margin-bottom: 16px; }
.benefit-card h3 { margin-bottom: 10px; color: var(--text); }
.benefit-card p { font-size: 0.95rem; line-height: 1.65; }

/* ========== Products ========== */
.products { padding: 100px 0; background: var(--bg-alt); }

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
}

.product-card {
    background: var(--bg);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    transition: var(--transition);
    position: relative;
}
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

.product-card.featured {
    border-color: var(--accent);
    box-shadow: var(--shadow-lg);
    transform: scale(1.02);
}
.product-card.featured:hover { transform: scale(1.02) translateY(-4px); }

.product-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: 100px;
    z-index: 2;
}

.product-badge.best { background: var(--accent); color: #fff; }
.product-badge.hot { background: var(--orange); color: #fff; }
.product-badge.new { background: var(--accent-l); color: #fff; }

.product-img {
    width: 100%;
    height: 280px;
    object-fit: contain;
    background: var(--bg-alt);
}

.product-info {
    padding: 24px;
}

.product-info h3 {
    margin-bottom: 8px;
    color: var(--text);
    font-size: 1.2rem;
}

.product-info > p {
    font-size: 0.9rem;
    margin-bottom: 16px;
    min-height: 48px;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}

.rating-count { font-size: 0.85rem; color: var(--text-sec); }

/* ========== Results ========== */
.results { padding: 100px 0; background: var(--bg); }

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
    gap: 32px;
}

.result-card {
    background: var(--bg-alt);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    display: grid;
    grid-template-columns: 1fr 1fr;
}

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

.result-before,
.result-after {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.result-before img,
.result-after img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.result-label {
    position: absolute;
    bottom: 12px;
    left: 12px;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 100px;
}

.result-label.before { background: var(--bg); color: var(--text); }
.result-label.after { background: var(--accent); color: #fff; }

.result-text {
    padding: 24px;
}

.result-text > p {
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 16px;
    color: var(--text);
    font-style: italic;
}

.result-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.result-author .author-avatar {
    width: 40px;
    height: 40px;
    background: var(--accent);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
}

.result-author strong {
    display: block;
    font-size: 0.95rem;
    color: var(--text);
}

.result-author span {
    font-size: 0.8rem;
    color: var(--text-sec);
}

/* ========== Product Detail Sections ========== */
.product-detail {
    padding: 100px 0;
    background: var(--bg);
}

.product-detail.alt {
    background: var(--bg-alt);
}

.detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.detail-grid.reverse .detail-image {
    order: 2;
}

.detail-grid.reverse .detail-content {
    order: 1;
}

.detail-image img {
    width: 100%;
    height: 400px;
    object-fit: contain;
    border-radius: var(--radius);
    background: var(--bg-alt);
    box-shadow: var(--shadow-lg);
}

.detail-content .section-tag { margin-bottom: 16px; }
.detail-content h2 { margin-bottom: 12px; font-size: 2rem; }
.detail-subtitle {
    font-size: 1.1rem;
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 16px;
}

.detail-desc {
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 28px;
    color: var(--text);
}

.detail-features {
    margin: 28px 0;
}

.detail-feature {
    display: flex;
    gap: 16px;
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
}

.detail-feature:last-child { border-bottom: none; }

.feature-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-bg);
    border-radius: 10px;
}

.detail-feature strong {
    display: block;
    font-size: 0.95rem;
    color: var(--text);
    margin-bottom: 4px;
}

.detail-feature span {
    font-size: 0.85rem;
    color: var(--text-sec);
    line-height: 1.5;
}

.detail-usage,
.detail-audience {
    margin: 24px 0;
    padding: 20px;
    background: var(--bg-alt);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.detail-usage h4,
.detail-audience h4 {
    font-size: 0.95rem;
    color: var(--text);
    margin-bottom: 12px;
}

.usage-steps {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-sec);
}

.step {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: var(--accent);
    color: #fff;
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: 700;
    flex-shrink: 0;
}

.audience-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.audience-tag {
    font-size: 0.85rem;
    color: var(--accent);
    background: var(--accent-bg);
    padding: 6px 14px;
    border-radius: 100px;
    font-weight: 500;
}

/* ========== Why Better / Comparison ========== */
.why-better {
    padding: 100px 0;
    background: var(--bg-alt);
}

.comparison-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    max-width: 800px;
    margin: 0 auto 64px;
}

.comparison-card {
    background: var(--bg);
    border-radius: var(--radius);
    padding: 32px;
    border: 1px solid var(--border);
}

.comparison-card.featured {
    border-color: var(--accent);
    box-shadow: var(--shadow-lg);
    transform: scale(1.02);
}

.comparison-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}

.comparison-header h3 {
    font-size: 1.2rem;
    color: var(--text);
}

.comparison-badge {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 100px;
    background: var(--bg-alt);
    color: var(--text-sec);
}

.comparison-badge.good {
    background: var(--accent-bg);
    color: var(--accent);
}

.comparison-list {
    list-style: none;
}

.comparison-item {
    padding: 10px 0;
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--text-sec);
}

.comparison-item.good {
    color: var(--text);
    font-weight: 500;
}

.key-differentiators {
    text-align: center;
    max-width: 960px;
    margin: 0 auto;
}

.diff-header {
    margin-bottom: 48px;
}

.diff-header-badge {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--orange);
    background: rgba(255, 107, 53, 0.1);
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 12px;
}

.diff-header h3 {
    font-size: 1.8rem;
    margin-bottom: 12px;
    color: var(--text);
}

.diff-header > p {
    font-size: 1rem;
    color: var(--text-sec);
    max-width: 600px;
    margin: 0 auto;
}

.diff-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.diff-card {
    background: var(--bg);
    border-radius: var(--radius);
    padding: 32px 28px;
    border: 2px solid var(--border);
    text-align: left;
    transition: var(--transition);
    position: relative;
}

.diff-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent);
}

.diff-card.highlight {
    border-color: var(--accent);
    background: linear-gradient(135deg, rgba(45, 80, 22, 0.02), rgba(45, 80, 22, 0.06));
}

.diff-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    color: #fff;
    background: var(--accent);
    padding: 4px 12px;
    border-radius: 100px;
    margin-top: 16px;
}

.diff-number {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--accent);
    line-height: 1;
    margin-bottom: 12px;
}

.diff-card h4 {
    font-size: 1.1rem;
    color: var(--text);
    margin-bottom: 8px;
}

.diff-card p {
    font-size: 0.9rem;
    line-height: 1.6;
}

/* ========== Reviews ========== */

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
    margin-bottom: 48px;
}

.review-card {
    background: var(--bg);
    border-radius: var(--radius);
    padding: 24px;
    border: 1px solid var(--border);
    transition: var(--transition);
}
.review-card:hover { box-shadow: var(--shadow-lg); border-color: var(--accent); }

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.review-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.review-author .author-avatar {
    width: 40px;
    height: 40px;
    background: var(--accent);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
}

.review-author strong { display: block; font-size: 0.95rem; color: var(--text); }
.review-author span { font-size: 0.8rem; color: var(--text-sec); }

.review-stars { color: #f59e0b; font-size: 1rem; letter-spacing: 2px; }

.review-card > p {
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 16px;
    color: var(--text);
}

.review-verified {
    font-size: 0.8rem;
    color: var(--accent);
    font-weight: 500;
}

.reviews-stats {
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
    padding-top: 32px;
    border-top: 1px solid var(--border);
}

.reviews-stat {
    display: flex;
    flex-direction: column;
    text-align: center;
}

.reviews-stat .stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--accent);
}

.reviews-stat .stat-label {
    font-size: 0.85rem;
    color: var(--text-sec);
}

/* ========== Urgency Section ========== */
.urgency-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--bg-dark), var(--green-dark));
    color: #fff;
}

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

.urgency-content h2 {
    color: #fff;
    margin-bottom: 16px;
}

.urgency-content > p {
    font-size: 1.1rem;
    margin-bottom: 32px;
    color: rgba(255,255,255,0.8);
}

.timer {
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
}

.urgency-stats {
    display: flex;
    justify-content: center;
    gap: 48px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.urgency-stat {
    display: flex;
    flex-direction: column;
    text-align: center;
}

.urgency-num {
    font-size: 2rem;
    font-weight: 800;
    color: #fff;
}

.urgency-label {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.7);
}

.urgency-section .btn-primary {
    background: #fff;
    color: var(--accent);
    border-color: #fff;
    font-size: 1.1rem;
    padding: 16px 36px;
}

.urgency-section .btn-primary:hover {
    background: var(--accent-bg);
    transform: translateY(-2px);
}
.urgency-section .btn-primary:active {
    transform: translateY(0) scale(0.98);
}

.urgency-or {
    display: block;
    color: rgba(255,255,255,0.5);
    font-size: 0.85rem;
    margin: 8px 0;
}

/* ========== Order Section ========== */
.order-section {
    padding: 100px 0;
    background: var(--bg);
}

.order-inner {
    display: flex;
    justify-content: center;
}

.order-box {
    background: var(--bg-alt);
    border-radius: var(--radius);
    padding: 48px;
    max-width: 560px;
    width: 100%;
    border: 2px solid var(--accent);
    box-shadow: var(--shadow-lg);
}

.order-header {
    text-align: center;
    margin-bottom: 32px;
}

.order-header h2 { margin-bottom: 12px; font-size: 1.6rem; }
.order-header > p { margin-bottom: 0; }

.order-benefits {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-top: 16px;
    flex-wrap: wrap;
}

.order-benefit {
    font-size: 0.85rem;
    color: var(--accent);
    background: var(--accent-bg);
    padding: 6px 12px;
    border-radius: 100px;
    font-weight: 500;
}

.order-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-bottom: 16px;
}

.order-form input,
.order-form select {
    padding: 14px 18px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-family: inherit;
    font-size: 0.95rem;
    background: var(--bg);
    transition: var(--transition);
    outline: none;
}
.order-form input:focus,
.order-form select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-bg); }

.btn-order {
    padding: 16px 28px;
    font-size: 1.05rem;
}

.order-trust {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-sec);
    margin-top: 16px;
}

.trust-icon-mini {
    font-size: 1rem;
}

/* ========== Floating CTA ========== */
.floating-cta {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--red);
    color: #fff;
    padding: 14px 24px;
    border-radius: 100px;
    box-shadow: 0 4px 24px rgba(220, 38, 38, 0.4);
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    z-index: 999;
    transition: var(--transition);
    animation: shake 3s ease-in-out infinite;
    text-decoration: none;
}

.floating-cta:hover {
    transform: translateY(-2px);
    animation: none;
}

.floating-cta.floating-cta-zalo {
    background: #0068FF;
    box-shadow: 0 4px 24px rgba(0, 104, 255, 0.4);
}

.floating-cta.floating-cta-zalo:hover {
    background: #0056d6;
}

/* Zalo button */
.btn-zalo {
    background: #0068FF;
    border-color: #0068FF;
    color: #fff;
    margin-bottom: 0;
    transition: background 0.15s, border-color 0.15s, transform 0.1s;
}
.btn-zalo:hover {
    background: #0056d6;
    border-color: #0056d6;
    transform: translateY(-1px);
}
.btn-zalo:active {
    transform: translateY(0) scale(0.98);
}

.order-divider {
    display: flex;
    align-items: center;
    gap: 16px;
    margin: 20px 0;
    color: var(--text-sec);
    font-size: 0.85rem;
}
.order-divider::before,
.order-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}

.floating-icon {
    font-size: 1.2rem;
}

@keyframes shake {
    0%, 100% { transform: translateX(0) rotate(0deg); }
    10% { transform: translateX(-3px) rotate(-2deg); }
    20% { transform: translateX(3px) rotate(2deg); }
    30% { transform: translateX(-3px) rotate(-2deg); }
    40% { transform: translateX(3px) rotate(2deg); }
    50% { transform: translateX(-1px) rotate(0deg); }
    60% { transform: translateX(1px) rotate(0deg); }
    70% { transform: translateX(0) rotate(0deg); }
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}

/* ========== Form Status ========== */
.status {
    padding: 12px 20px;
    border-radius: 8px;
    font-size: 0.92rem;
    font-weight: 500;
    margin-bottom: 12px;
    animation: fadeIn 0.3s ease;
}
.status.success { background: #d1fae5; color: #065f46; border: 1px solid #a7f3d0; }
.status.error   { background: #fee2e2; color: #991b1b; border: 1px solid #fecaca; }

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-8px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ========== Quick Form Section ========== */
.quick-form-section {
    padding: 60px 0;
    background: linear-gradient(135deg, var(--accent-bg), rgba(74, 124, 44, 0.05));
    border-top: 2px solid var(--accent);
    border-bottom: 2px solid var(--accent);
}

.quick-form-wrapper {
    max-width: 720px;
    margin: 0 auto;
    text-align: center;
}

.quick-form-header {
    margin-bottom: 32px;
}

.urgency-badge {
    display: inline-block;
    background: var(--red);
    color: #fff;
    font-size: 0.85rem;
    font-weight: 700;
    padding: 8px 20px;
    border-radius: 100px;
    margin-bottom: 16px;
    animation: fadePulse 1.5s ease-in-out infinite;
}

.urgency-badge strong {
    color: #ffd700;
}

.quick-form-header h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
    color: var(--text);
}

.quick-form-header p {
    color: var(--text-sec);
    margin: 0;
}

.quick-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.form-row {
    display: flex;
    gap: 12px;
}

.form-row input,
.quick-form input,
.quick-form select {
    padding: 14px 18px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-family: inherit;
    font-size: 0.95rem;
    background: var(--bg);
    transition: var(--transition);
    outline: none;
}

.quick-form input:focus,
.quick-form select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-bg);
}

.quick-form-trust {
    display: flex;
    justify-content: center;
    gap: 20px;
    font-size: 0.85rem;
    color: var(--text-sec);
    margin-top: 8px;
}

.quick-form-trust span {
    display: flex;
    align-items: center;
    gap: 6px;
}

@keyframes fadePulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* ========== Before After Section ========== */
.before-after {
    padding: 100px 0;
    background: var(--bg);
}

.before-after-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}

.before-after-card {
    background: var(--bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: var(--transition);
}

.before-after-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.ba-image {
    width: 100%;
    height: 280px;
    object-fit: cover;
    border-bottom: 2px solid var(--border);
    display: block;
}

.before-after-placeholder {
    width: 100%;
    height: 250px;
    background: linear-gradient(135deg, var(--bg-alt), var(--accent-bg));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-bottom: 2px solid var(--border);
}

.placeholder-text {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--accent);
}

.placeholder-note {
    font-size: 0.85rem;
    color: var(--text-sec);
    margin-top: 8px;
}

.before-after-info {
    padding: 24px;
}

.before-after-info h4 {
    margin-bottom: 8px;
    color: var(--text);
}

.before-after-info p {
    color: var(--text-sec);
    font-size: 0.95rem;
    font-style: italic;
}

.before-after-cta {
    text-align: center;
    margin-top: 40px;
}

/* ========== Social Proof Stats ========== */
.social-proof-stats {
    padding: 80px 0;
    background: var(--bg-alt);
    margin-top: 60px;
    border-radius: var(--radius);
}

.social-proof-stats .section-header {
    margin-bottom: 48px;
}

.proof-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
    max-width: 900px;
    margin: 0 auto 40px;
}

.proof-stat-card {
    background: var(--bg);
    border-radius: var(--radius);
    padding: 32px 24px;
    text-align: center;
    border: 2px solid var(--border);
    transition: var(--transition);
    box-shadow: var(--shadow);
}

.proof-stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent);
}

.proof-num {
    display: block;
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--accent);
    margin-bottom: 8px;
}

.proof-label {
    font-size: 0.9rem;
    color: var(--text-sec);
    font-weight: 500;
}

.proof-cta {
    text-align: center;
    margin-top: 24px;
}

.proof-note {
    margin-top: 16px;
    font-size: 0.85rem;
    color: var(--text-sec);
}

/* ========== Order Guarantee ========== */
.order-guarantee {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}

.guarantee-badge {
    display: flex;
    align-items: center;
    gap: 12px;
    background: #f0f9f0;
    padding: 12px 16px;
    border-radius: 8px;
    border: 1px solid var(--accent);
}

.guarantee-icon {
    font-size: 1.5rem;
}

.guarantee-text {
    display: flex;
    flex-direction: column;
}

.guarantee-text strong {
    color: var(--accent);
    font-size: 0.9rem;
}

.guarantee-text span {
    color: var(--text-sec);
    font-size: 0.8rem;
}

/* ========== Exit Popup ========== */
.exit-popup {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
}

.exit-popup.visible {
    display: flex;
}

.exit-popup-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(4px);
}

.exit-popup-content {
    position: relative;
    background: var(--bg);
    border-radius: 16px;
    max-width: 520px;
    width: 90%;
    padding: 48px 32px 32px;
    box-shadow: var(--shadow-xl);
    animation: popupSlide 0.3s ease-out;
}

@keyframes popupSlide {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.exit-popup-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-sec);
    padding: 4px 8px;
}

.exit-popup-inner {
    text-align: center;
}

.exit-popup-inner h3 {
    font-size: 1.6rem;
    margin-bottom: 12px;
    color: var(--text);
}

.exit-popup-subtitle {
    color: var(--text-sec);
    margin-bottom: 20px;
    font-size: 1.05rem;
}

.exit-popup-benefits {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.exit-popup-benefits span {
    font-size: 0.85rem;
    color: var(--accent);
    background: var(--accent-bg);
    padding: 6px 12px;
    border-radius: 100px;
    font-weight: 500;
}

.exit-popup-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.exit-popup-form input {
    padding: 14px 18px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-family: inherit;
    font-size: 0.95rem;
    background: var(--bg);
    transition: var(--transition);
    outline: none;
}

.exit-popup-form input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-bg);
}

.exit-popup-note {
    margin-top: 16px;
    font-size: 0.8rem;
    color: var(--text-sec);
}

/* ========== Footer ========== */
.footer { background: var(--green-dark); color: #d1d5db; padding: 64px 0 0; }
.footer a { color: #9ca3af; transition: var(--transition); font-size: 0.9rem; }
.footer a:hover { color: #fff; }

.footer-inner {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255,255,255,.1);
}

.footer-brand .footer-logo { height: 48px; width: auto; margin-bottom: 12px; }
.footer-brand > p { margin-top: 12px; color: #9ca3af; font-size: 0.9rem; }

.footer-certifications {
    display: flex;
    gap: 8px;
    margin-top: 16px;
    flex-wrap: wrap;
}

.cert-badge {
    font-size: 0.75rem;
    font-weight: 600;
    background: rgba(255,255,255,0.1);
    color: #d1d5db;
    padding: 4px 12px;
    border-radius: 100px;
    border: 1px solid rgba(255,255,255,0.2);
}

.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.footer-links h4 { color: #fff; font-size: 0.9rem; font-weight: 600; margin-bottom: 16px; }
.footer-links a { display: block; margin-bottom: 10px; font-size: 0.88rem; }

.footer-bottom { text-align: center; padding: 24px 0; font-size: 0.82rem; color: #6b7280; }

/* ========== Animations ========== */
.fade-up,
.fade-right,
.fade-left {
    opacity: 0;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up    { transform: translateY(30px); }
.fade-right { transform: translateX(-30px); }
.fade-left  { transform: translateX(30px); }

.fade-up.visible,
.fade-right.visible,
.fade-left.visible {
    opacity: 1;
    transform: translate(0, 0);
}

/* ========== Mobile ========== */
@media (max-width: 768px) {
    .nav-toggle { display: block; z-index: 1001; }

    /* Flash banner — taller on mobile (column layout) */
    .flash-banner .flash-inner {
        flex-direction: column;
        gap: 4px;
        padding: 12px 16px;
    }
    .flash-banner { top: 0; }
    .flash-banner .flash-text { font-size: 0.8rem; }

    /* Navbar — below taller mobile flash banner */
    .navbar { top: 60px; }

    .nav-links {
        position: fixed;
        top: 124px; right: -100%;
        width: 100%; height: calc(100vh - 124px);
        background: var(--bg);
        flex-direction: column;
        padding: 32px 24px;
        gap: 20px;
        box-shadow: var(--shadow-lg);
        transition: right 0.3s ease;
        overflow-y: auto;
        z-index: 999;
    }
    .nav-links.open { right: 0; }
    .nav-links a { font-size: 1rem; padding: 8px 0; }

    /* Hero */
    .hero { padding: 170px 0 60px; }
    .hero-grid { grid-template-columns: 1fr; gap: 40px; }
    .hero-visual { order: -1; }
    .hero-cta { flex-direction: column; }
    .hero-cta .btn { width: 100%; }
    .hero-badge-row { flex-wrap: wrap; }
    .hero-badge { font-size: 0.75rem; padding: 5px 12px; }
    .hero-trust { flex-wrap: wrap; }
    .trust-divider { display: none; }
    .hero-badges { flex-wrap: wrap; }

    /* Quick form */
    .quick-form-section { padding: 40px 0; }
    .form-row { flex-direction: column; gap: 12px; }
    .quick-form-trust { flex-direction: column; gap: 8px; }
    .quick-form-header h3 { font-size: 1.3rem; }

    /* Benefits */
    .benefits-grid { grid-template-columns: 1fr; }

    /* Products */
    .products-grid { grid-template-columns: 1fr; }

    /* Results */
    .results-grid { grid-template-columns: 1fr; }

    /* Product detail */
    .detail-grid { grid-template-columns: 1fr; }
    .detail-content { order: 2; }
    .detail-image { order: 1; }
    .detail-image img { height: 250px; }
    .detail-features { gap: 16px; }
    .audience-tags { flex-wrap: wrap; }

    /* Comparison */
    .comparison-grid { grid-template-columns: 1fr; }
    .comparison-card { padding: 24px; }

    /* Key differentiators */
    .differentiators-grid { grid-template-columns: 1fr; }
    .diff-card { padding: 28px 24px; }
    .diff-number { font-size: 2rem; }
    .diff-card h4 { font-size: 1.1rem; }
    .diff-card > p { font-size: 0.9rem; }

    /* Before After */
    .before-after { padding: 60px 0; }
    .before-after-grid { grid-template-columns: 1fr; }
    .ba-image { height: 220px; }
    .before-after-cta .btn { width: 100%; }

    /* Reviews */
    .reviews-grid { grid-template-columns: 1fr; }
    .review-card { padding: 24px; }
    .review-header { flex-direction: column; gap: 12px; }

    /* Video testimonials */
    .video-testimonials { padding: 40px 0; }
    .video-grid { grid-template-columns: 1fr; }

    /* Urgency */
    .urgency-section { padding: 60px 0; }
    .urgency-stats { flex-direction: column; gap: 24px; }

    /* Order form */
    .order-section { padding: 60px 0; }
    .order-box { padding: 32px 24px; }
    .order-benefits { flex-direction: column; align-items: center; }
    .guarantee-badge { flex-direction: column; text-align: center; }

    /* Footer */
    .footer-inner { grid-template-columns: 1fr; gap: 32px; }
    .footer-links { grid-template-columns: 1fr; gap: 24px; }

    /* Floating CTA */
    .floating-cta {
        bottom: 16px;
        right: 16px;
        padding: 12px 20px;
        font-size: 0.9rem;
    }

    /* Exit popup */
    .exit-popup-content { padding: 32px 20px 24px; width: 95%; }
    .exit-popup-inner h3 { font-size: 1.3rem; }
    .exit-popup-benefits { flex-direction: column; align-items: center; }
    .exit-popup-form input { font-size: 0.9rem; padding: 12px 16px; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    h1 { font-size: 1.8rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.1rem; }
    .hero-trust { gap: 12px; }
    .trust-num { font-size: 1.3rem; }
    .trust-label { font-size: 0.75rem; }
    .urgency-stats { gap: 24px; }
    .order-benefits { flex-direction: column; }
    .hero-float-card { display: none; }
    .section-header h2 { font-size: 1.4rem; }
    .btn-lg { padding: 14px 24px; font-size: 0.95rem; }
    .btn-block { width: 100%; }
    .floating-cta { font-size: 0.85rem; padding: 10px 16px; }
    .floating-icon { font-size: 1rem; }
    .order-divider { font-size: 0.8rem; }
}