/* ============================================================
   Innisfree Vietnam — Main Stylesheet
   Brand Colors: #2D6A4F (Active Green Dark), #52B788 (Medium Green)
   ============================================================ */

/* CSS Variables */
:root {
    --green-dark: #2D6A4F;
    --green-medium: #52B788;
    --green-light: #95D5B2;
    --green-pale: #D8F3DC;
    --green-xpale: #F0FAF4;
    --white: #FFFFFF;
    --off-white: #FAFDF9;
    --gray-100: #F5F5F5;
    --gray-200: #E8E8E8;
    --gray-400: #AAAAAA;
    --gray-600: #666666;
    --gray-800: #333333;
    --black: #111111;

    --font-heading: 'Playfair Display', 'Be Vietnam Pro', Georgia, serif;
    --font-body: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-accent: 'Be Vietnam Pro', 'Segoe UI', Arial, sans-serif;

    --shadow-sm: 0 2px 8px rgba(45, 106, 79, 0.08);
    --shadow-md: 0 4px 20px rgba(45, 106, 79, 0.12);
    --shadow-lg: 0 8px 40px rgba(45, 106, 79, 0.18);

    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 999px;

    --transition: 0.3s ease;
    --transition-slow: 0.6s ease;

    --container-max: 1200px;
    --container-pad: 1.5rem;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    color: var(--gray-800);
    background-color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

ul, ol {
    list-style: none;
}

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

/* ============================================================
   Typography
   ============================================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    line-height: 1.2;
    color: var(--gray-800);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.75rem); }
h4 { font-size: 1.25rem; }

p {
    line-height: 1.75;
    color: var(--gray-600);
}

/* ============================================================
   Layout Utilities
   ============================================================ */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-pad);
}

.section-pad {
    padding: 5rem 0;
}

.section-pad-sm {
    padding: 3rem 0;
}

.text-center { text-align: center; }
.text-green { color: var(--green-dark); }
.text-medium-green { color: var(--green-medium); }

.section-label {
    display: inline-block;
    font-family: var(--font-accent);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--green-medium);
    margin-bottom: 0.75rem;
}

.section-title {
    font-family: var(--font-heading);
    color: var(--green-dark);
    margin-bottom: 1.25rem;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--gray-600);
    max-width: 640px;
    margin: 0 auto 3rem;
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    border-radius: var(--radius-full);
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    transition: all var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
    white-space: nowrap;
}

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

.btn-primary:hover {
    background-color: var(--green-medium);
    border-color: var(--green-medium);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background-color: transparent;
    color: var(--green-dark);
    border-color: var(--green-dark);
}

.btn-outline:hover {
    background-color: var(--green-dark);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-white:hover {
    background-color: var(--green-pale);
    border-color: var(--green-pale);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-sm {
    padding: 0.6rem 1.25rem;
    font-size: 0.875rem;
}

/* ============================================================
   Header & Navigation
   ============================================================ */
#site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: transparent;
    transition: background-color var(--transition), box-shadow var(--transition);
    padding: 1.25rem 0;
}

#site-header.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--shadow-sm);
    padding: 0.875rem 0;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

/* Logo */
.site-logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-decoration: none;
    flex-shrink: 0;
}

.logo-main {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: color var(--transition);
    line-height: 1;
}

.logo-sub {
    font-family: var(--font-accent);
    font-size: 0.6rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.7);
    transition: color var(--transition);
    margin-top: 2px;
}

#site-header.scrolled .logo-main {
    color: var(--green-dark);
}

#site-header.scrolled .logo-sub {
    color: var(--green-medium);
}

/* Nav */
.main-nav {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.main-nav a {
    font-size: 0.9rem;
    font-weight: 500;
    color: rgba(255,255,255,0.9);
    padding: 0.5rem 0.875rem;
    border-radius: var(--radius-full);
    transition: all var(--transition);
    white-space: nowrap;
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--white);
    background-color: rgba(255,255,255,0.15);
}

#site-header.scrolled .main-nav a {
    color: var(--gray-600);
}

#site-header.scrolled .main-nav a:hover,
#site-header.scrolled .main-nav a.active {
    color: var(--green-dark);
    background-color: var(--green-pale);
}

/* Hamburger */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    gap: 5px;
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: background-color var(--transition);
    padding: 8px;
}

.menu-toggle:hover {
    background-color: rgba(255,255,255,0.1);
}

#site-header.scrolled .menu-toggle:hover {
    background-color: var(--green-pale);
}

.menu-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background-color: var(--white);
    border-radius: 2px;
    transition: all var(--transition);
    transform-origin: center;
}

#site-header.scrolled .menu-toggle span {
    background-color: var(--green-dark);
}

.menu-toggle.open span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.open span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.menu-toggle.open span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Nav Overlay */
.mobile-nav {
    display: none;
    position: fixed;
    inset: 0;
    background-color: var(--green-dark);
    z-index: 999;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition);
}

.mobile-nav.open {
    opacity: 1;
    pointer-events: all;
}

.mobile-nav a {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    color: var(--white);
    padding: 0.5rem 1rem;
    transition: color var(--transition);
}

.mobile-nav a:hover {
    color: var(--green-light);
}

.mobile-nav-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    color: var(--white);
    font-size: 2rem;
    font-weight: 300;
    line-height: 1;
    cursor: pointer;
    padding: 0.5rem;
}

/* ============================================================
   Hero Section
   ============================================================ */
#hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--green-dark) 0%, #1B4332 40%, #0D2B20 100%);
    overflow: hidden;
}

.hero-bg-pattern {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.hero-bg-pattern::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -10%;
    width: 70%;
    height: 140%;
    background: radial-gradient(ellipse, rgba(82, 183, 136, 0.15) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-bg-pattern::after {
    content: '';
    position: absolute;
    bottom: -20%;
    left: -10%;
    width: 60%;
    height: 120%;
    background: radial-gradient(ellipse, rgba(149, 213, 178, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

/* Leaf decorations */
.hero-leaf {
    position: absolute;
    opacity: 0.06;
}

.hero-leaf-1 {
    top: 10%;
    right: 5%;
    width: 300px;
    height: 300px;
}

.hero-leaf-2 {
    bottom: 5%;
    left: 3%;
    width: 200px;
    height: 200px;
    transform: rotate(45deg);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 720px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: rgba(82, 183, 136, 0.2);
    border: 1px solid rgba(82, 183, 136, 0.4);
    color: var(--green-light);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    padding: 0.4rem 1rem;
    border-radius: var(--radius-full);
    margin-bottom: 1.5rem;
}

.hero-badge-dot {
    width: 6px;
    height: 6px;
    background-color: var(--green-light);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.4); opacity: 0.6; }
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 7vw, 5rem);
    font-weight: 700;
    color: var(--white);
    line-height: 1.05;
    margin-bottom: 0.5rem;
}

.hero-title-accent {
    color: var(--green-light);
    display: block;
}

.hero-subtitle-en {
    font-family: var(--font-accent);
    font-size: clamp(0.85rem, 2vw, 1.1rem);
    color: var(--green-light);
    letter-spacing: 0.3em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    display: block;
}

.hero-desc {
    font-size: clamp(1rem, 2vw, 1.15rem);
    color: rgba(255,255,255,0.75);
    margin-bottom: 2.5rem;
    max-width: 540px;
    line-height: 1.8;
}

.hero-cta-group {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    align-items: center;
}

.hero-scroll-hint {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255,255,255,0.5);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid rgba(255,255,255,0.4);
    border-bottom: 2px solid rgba(255,255,255,0.4);
    transform: rotate(45deg);
}

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

.hero-stats {
    display: flex;
    gap: 3rem;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.hero-stat-number {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--green-light);
    line-height: 1;
}

.hero-stat-label {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.5);
    margin-top: 0.25rem;
    letter-spacing: 0.05em;
}

/* ============================================================
   Brand Intro Section
   ============================================================ */
#gioi-thieu {
    background-color: var(--off-white);
    position: relative;
    overflow: hidden;
}

#gioi-thieu::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: linear-gradient(to left, var(--green-xpale), transparent);
    pointer-events: none;
}

.intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.intro-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.intro-island-svg {
    width: 100%;
    max-width: 480px;
    filter: drop-shadow(0 12px 40px rgba(45, 106, 79, 0.2));
}

.intro-content .section-label {
    margin-bottom: 0.5rem;
}

.intro-content h2 {
    color: var(--green-dark);
    margin-bottom: 1.25rem;
}

.intro-content p {
    margin-bottom: 1rem;
    line-height: 1.85;
}

.intro-tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 1.75rem 0;
}

.intro-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    background-color: var(--green-pale);
    color: var(--green-dark);
    font-size: 0.82rem;
    font-weight: 600;
    padding: 0.375rem 0.875rem;
    border-radius: var(--radius-full);
}

.intro-tag-icon {
    font-size: 0.9rem;
}

.ambassador-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--white);
    border: 1px solid var(--green-pale);
    border-radius: var(--radius-md);
    padding: 1rem 1.25rem;
    margin-top: 2rem;
    box-shadow: var(--shadow-sm);
}

.ambassador-avatar {
    width: 52px;
    height: 52px;
    background: linear-gradient(135deg, var(--green-medium), var(--green-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1.5rem;
}

.ambassador-info strong {
    display: block;
    color: var(--green-dark);
    font-size: 0.95rem;
}

.ambassador-info span {
    font-size: 0.8rem;
    color: var(--gray-400);
}

/* ============================================================
   Products Section
   ============================================================ */
#san-pham {
    background-color: var(--white);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
    margin-top: 3rem;
}

.product-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition);
    position: relative;
}

.product-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--green-light);
}

.product-card-visual {
    background: linear-gradient(135deg, var(--green-xpale) 0%, var(--green-pale) 100%);
    padding: 2.5rem 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 220px;
    position: relative;
    overflow: hidden;
}

.product-card-visual::after {
    content: '';
    position: absolute;
    bottom: -30px;
    right: -30px;
    width: 120px;
    height: 120px;
    background: radial-gradient(circle, rgba(82,183,136,0.15), transparent 70%);
    border-radius: 50%;
}

.product-svg {
    width: 100px;
    height: 140px;
    position: relative;
    z-index: 1;
    transition: transform var(--transition);
}

.product-card:hover .product-svg {
    transform: scale(1.05) rotate(-2deg);
}

.product-card-body {
    padding: 1.5rem;
}

.product-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    background-color: var(--green-pale);
    color: var(--green-dark);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding: 0.25rem 0.625rem;
    border-radius: var(--radius-full);
    margin-bottom: 0.75rem;
}

.product-name {
    font-family: var(--font-heading);
    font-size: 1rem;
    color: var(--gray-800);
    margin-bottom: 0.5rem;
    line-height: 1.35;
}

.product-desc {
    font-size: 0.875rem;
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: 1.25rem;
}

.product-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--gray-200);
    background-color: var(--gray-100);
}

.product-key-benefit {
    font-size: 0.78rem;
    color: var(--green-dark);
    font-weight: 500;
}

/* ============================================================
   Ingredients Section
   ============================================================ */
#thanh-phan {
    background: linear-gradient(180deg, var(--green-dark) 0%, #1B4332 100%);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

#thanh-phan::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(circle at 20% 80%, rgba(82,183,136,0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(149,213,178,0.08) 0%, transparent 50%);
    pointer-events: none;
}

#thanh-phan .section-label {
    color: var(--green-light);
}

#thanh-phan .section-title {
    color: var(--white);
}

#thanh-phan .section-subtitle {
    color: rgba(255,255,255,0.65);
}

.ingredients-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
    position: relative;
    z-index: 1;
}

.ingredient-card {
    background: rgba(255,255,255,0.07);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    text-align: center;
    transition: all var(--transition);
    backdrop-filter: blur(4px);
}

.ingredient-card:hover {
    background: rgba(255,255,255,0.12);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.2);
}

.ingredient-icon-wrap {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--green-medium), var(--green-dark));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    box-shadow: 0 4px 20px rgba(82,183,136,0.3);
}

.ingredient-icon {
    width: 44px;
    height: 44px;
}

.ingredient-name {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    color: var(--white);
    margin-bottom: 0.5rem;
}

.ingredient-origin {
    font-size: 0.78rem;
    color: var(--green-light);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 1rem;
    font-weight: 600;
}

.ingredient-desc {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.7);
    line-height: 1.75;
    margin-bottom: 1.5rem;
}

.ingredient-benefits {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    justify-content: center;
}

.ingredient-benefit-tag {
    background-color: rgba(82,183,136,0.25);
    color: var(--green-light);
    font-size: 0.72rem;
    font-weight: 600;
    padding: 0.25rem 0.625rem;
    border-radius: var(--radius-full);
    border: 1px solid rgba(82,183,136,0.3);
}

/* ============================================================
   Eco / Clean Beauty Section
   ============================================================ */
#eco {
    background-color: var(--off-white);
    position: relative;
}

.eco-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.eco-content .section-label { text-align: left; }
.eco-content h2 { text-align: left; }

.eco-desc {
    color: var(--gray-600);
    line-height: 1.85;
    margin-bottom: 2rem;
}

.eco-campaign-box {
    background: linear-gradient(135deg, var(--green-dark), var(--green-medium));
    color: var(--white);
    border-radius: var(--radius-lg);
    padding: 2rem;
    margin-bottom: 2rem;
    position: relative;
    overflow: hidden;
}

.eco-campaign-box::after {
    content: '♻';
    position: absolute;
    right: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 4rem;
    opacity: 0.15;
}

.eco-campaign-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    color: var(--white);
    margin-bottom: 0.5rem;
}

.eco-campaign-desc {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.8);
    line-height: 1.7;
    margin: 0;
}

.clean-promises {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.clean-promise-card {
    background: var(--white);
    border: 1px solid var(--green-pale);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    display: flex;
    align-items: flex-start;
    gap: 0.875rem;
    transition: box-shadow var(--transition);
}

.clean-promise-card:hover {
    box-shadow: var(--shadow-md);
}

.clean-promise-icon {
    width: 36px;
    height: 36px;
    background-color: var(--green-pale);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.clean-promise-title {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--green-dark);
    margin-bottom: 0.25rem;
}

.clean-promise-text {
    font-size: 0.78rem;
    color: var(--gray-600);
    line-height: 1.5;
    margin: 0;
}

.eco-visual {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.eco-stat-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
}

.eco-stat-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    padding: 1.75rem 1.5rem;
    text-align: center;
    transition: all var(--transition);
}

.eco-stat-card:hover {
    border-color: var(--green-medium);
    box-shadow: var(--shadow-sm);
}

.eco-stat-number {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--green-dark);
    line-height: 1;
    margin-bottom: 0.4rem;
}

.eco-stat-label {
    font-size: 0.8rem;
    color: var(--gray-600);
    line-height: 1.4;
}

.eco-main-card {
    background: linear-gradient(135deg, var(--green-xpale), var(--green-pale));
    border: 1px solid var(--green-light);
    border-radius: var(--radius-lg);
    padding: 2rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.eco-main-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--green-medium), var(--green-dark));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    flex-shrink: 0;
}

.eco-main-title {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    color: var(--green-dark);
    margin-bottom: 0.25rem;
}

.eco-main-text {
    font-size: 0.85rem;
    color: var(--gray-600);
    margin: 0;
    line-height: 1.6;
}

/* ============================================================
   Contact / CTA Section
   ============================================================ */
#lien-he {
    background: linear-gradient(135deg, var(--green-dark) 0%, #0D2B20 100%);
    color: var(--white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

#lien-he::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, rgba(82,183,136,0.15) 0%, transparent 70%);
    pointer-events: none;
}

#lien-he .section-label {
    color: var(--green-light);
}

#lien-he h2 {
    color: var(--white);
    margin-bottom: 1rem;
}

#lien-he p {
    color: rgba(255,255,255,0.7);
    font-size: 1.05rem;
    max-width: 520px;
    margin: 0 auto 2.5rem;
}

.contact-cta-group {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 3rem;
    position: relative;
    z-index: 1;
}

.contact-channels {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.contact-channel {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255,255,255,0.65);
    font-size: 0.9rem;
    transition: color var(--transition);
}

.contact-channel:hover {
    color: var(--green-light);
}

.contact-channel-icon {
    width: 36px;
    height: 36px;
    background: rgba(255,255,255,0.1);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: background-color var(--transition);
}

.contact-channel:hover .contact-channel-icon {
    background: rgba(82,183,136,0.3);
}

/* ============================================================
   Footer
   ============================================================ */
#site-footer {
    background-color: #0A1F16;
    color: rgba(255,255,255,0.6);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    margin-bottom: 2rem;
}

.footer-brand .logo-main {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    display: block;
    margin-bottom: 0.25rem;
}

.footer-brand .logo-sub {
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--green-medium);
    display: block;
    margin-bottom: 1rem;
}

.footer-brand-desc {
    font-size: 0.875rem;
    line-height: 1.75;
    margin-bottom: 1.5rem;
    color: rgba(255,255,255,0.5);
}

.footer-social {
    display: flex;
    gap: 0.5rem;
}

.social-icon {
    width: 36px;
    height: 36px;
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
    font-size: 0.9rem;
}

.social-icon:hover {
    border-color: var(--green-medium);
    background-color: rgba(82,183,136,0.15);
    color: var(--green-light);
}

/* Social icons via CSS text */
.social-icon-fb::before { content: 'f'; font-weight: 700; font-family: serif; }
.social-icon-ig::before { content: '◉'; }
.social-icon-tt::before { content: '♪'; }
.social-icon-yt::before { content: '▶'; }
.social-icon-bc::before { content: '✦'; }

.footer-col-title {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 1.25rem;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-links a {
    font-size: 0.875rem;
    color: rgba(255,255,255,0.5);
    transition: color var(--transition);
    padding: 0.125rem 0;
}

.footer-links a:hover {
    color: var(--green-light);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.footer-copyright {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.35);
}

.footer-copyright strong {
    color: rgba(255,255,255,0.6);
}

.footer-legal-links {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.footer-legal-links a {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.35);
    transition: color var(--transition);
}

.footer-legal-links a:hover {
    color: var(--green-light);
}

.footer-backlinks {
    width: 100%;
    margin-top: 2rem;
    padding-top: 1.75rem;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.footer-backlinks-title {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 700;
    color: rgba(255,255,255,0.35);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 1rem;
}

.footer-backlinks-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.footer-backlinks-list a {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-family: var(--font-body);
    font-size: 0.8rem;
    color: rgba(255,255,255,0.45);
    text-decoration: none;
    padding: 0.3rem 0.75rem;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-full);
    transition: color var(--transition), border-color var(--transition), background-color var(--transition);
}

.footer-backlinks-list a::before {
    content: '';
    display: inline-block;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background-color: var(--green-medium);
    opacity: 0.6;
    flex-shrink: 0;
}

.footer-backlinks-list a:hover {
    color: var(--green-light);
    border-color: rgba(82,183,136,0.35);
    background-color: rgba(82,183,136,0.08);
}

.footer-backlinks-list a:hover::before {
    opacity: 1;
}

.footer-seo-keywords {
    width: 100%;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-seo-keywords p {
    font-size: 0.72rem;
    color: rgba(255,255,255,0.2);
    line-height: 1.6;
    margin: 0;
}

/* ============================================================
   Scroll Reveal Animations
   ============================================================ */
.reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.reveal-left {
    opacity: 0;
    transform: translateX(-32px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(32px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-right.visible {
    opacity: 1;
    transform: translateX(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ============================================================
   Legal Pages
   ============================================================ */
.legal-hero {
    background: linear-gradient(135deg, var(--green-dark), #1B4332);
    color: var(--white);
    padding: 8rem 0 4rem;
    text-align: center;
}

.legal-hero h1 {
    color: var(--white);
    margin-bottom: 0.75rem;
}

.legal-hero p {
    color: rgba(255,255,255,0.65);
    font-size: 0.9rem;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: rgba(255,255,255,0.5);
    justify-content: center;
    margin-bottom: 1.5rem;
}

.breadcrumb a {
    color: var(--green-light);
    transition: color var(--transition);
}

.breadcrumb a:hover {
    color: var(--white);
}

.breadcrumb-sep {
    opacity: 0.4;
}

.legal-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 4rem 1.5rem;
}

.legal-content h2 {
    font-size: 1.35rem;
    color: var(--green-dark);
    margin: 2.5rem 0 1rem;
    padding-top: 0.5rem;
    border-top: 2px solid var(--green-pale);
}

.legal-content h2:first-child {
    border-top: none;
    margin-top: 0;
}

.legal-content p {
    color: var(--gray-600);
    margin-bottom: 1rem;
    line-height: 1.85;
}

.legal-content ul {
    list-style: disc;
    padding-left: 1.5rem;
    margin-bottom: 1rem;
}

.legal-content ul li {
    color: var(--gray-600);
    margin-bottom: 0.5rem;
    line-height: 1.75;
}

.legal-content strong {
    color: var(--gray-800);
}

.legal-back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--green-dark);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 2.5rem;
    transition: gap var(--transition);
}

.legal-back-link:hover {
    gap: 0.75rem;
}

.legal-back-arrow {
    transition: transform var(--transition);
}

.legal-back-link:hover .legal-back-arrow {
    transform: translateX(-4px);
}

.legal-last-updated {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--green-pale);
    color: var(--green-dark);
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.4rem 0.875rem;
    border-radius: var(--radius-full);
    margin-bottom: 2rem;
}

/* ============================================================
   Responsive — Tablet (max 1024px)
   ============================================================ */
@media (max-width: 1024px) {
    .intro-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .intro-visual {
        order: -1;
    }

    .intro-island-svg {
        max-width: 340px;
    }

    .eco-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }
}

/* ============================================================
   Responsive — Mobile (max 768px)
   ============================================================ */
@media (max-width: 768px) {
    :root {
        --container-pad: 1.25rem;
    }

    .section-pad {
        padding: 3.5rem 0;
    }

    .main-nav {
        display: none;
    }

    .menu-toggle {
        display: flex;
    }

    .mobile-nav {
        display: flex;
    }

    .hero-stats {
        gap: 1.5rem;
    }

    .hero-stat-number {
        font-size: 1.5rem;
    }

    .products-grid {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }

    .product-card-visual {
        min-height: 180px;
    }

    .ingredients-grid {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }

    .clean-promises {
        grid-template-columns: 1fr;
    }

    .eco-stat-row {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }

    .hero-cta-group {
        flex-direction: column;
        align-items: flex-start;
    }

    .contact-cta-group {
        flex-direction: column;
        align-items: center;
    }

    .contact-channels {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
}

/* ============================================================
   Responsive — Small Mobile (max 480px)
   ============================================================ */
@media (max-width: 480px) {
    h1 { font-size: 2rem; }

    .hero-title {
        font-size: 2.25rem;
    }

    .hero-stats {
        flex-wrap: wrap;
    }

    .eco-stat-row {
        grid-template-columns: 1fr;
    }

    .footer-legal-links {
        flex-direction: column;
        gap: 0.5rem;
    }
}

/* ============================================================
   Utility — Visually Hidden (for accessibility)
   ============================================================ */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ============================================================
   Print
   ============================================================ */
@media print {
    #site-header,
    .hero-scroll-hint,
    .menu-toggle,
    .mobile-nav {
        display: none !important;
    }

    body {
        font-size: 12pt;
    }
}