/* ==========================================
   KAHL - KIM AFRICA HOLDINGS LIMITED
   Professional Website Stylesheet
   Three Switchable Themes: Corporate, Eco, Bold
   ========================================== */

/* ==========================================
   CSS VARIABLES & THEMES
   ========================================== */

:root {
    /* Typography */
    --font-display: 'Clash Display', sans-serif;
    --font-body: 'Satoshi', sans-serif;
    
    /* Spacing */
    --section-padding: 100px 0;
    --container-width: 1200px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.2);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
    --radius-full: 50%;
}

/* Theme: Corporate Blue (Default) */
[data-theme="corporate"] {
    --color-primary: #1e40af;
    --color-primary-light: #3b82f6;
    --color-primary-dark: #1e3a8a;
    --color-secondary: #0ea5e9;
    --color-accent: #f59e0b;
    
    --color-bg-primary: #ffffff;
    --color-bg-secondary: #f8fafc;
    --color-bg-tertiary: #e2e8f0;
    --color-bg-dark: #0f172a;
    
    --color-text-primary: #1e293b;
    --color-text-secondary: #475569;
    --color-text-muted: #94a3b8;
    --color-text-light: #ffffff;
    
    --gradient-primary: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
    --gradient-secondary: linear-gradient(135deg, #0ea5e9 0%, #38bdf8 100%);
    --gradient-hero: linear-gradient(135deg, #0f172a 0%, #1e3a8a 50%, #1e40af 100%);
    --gradient-card: linear-gradient(180deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0) 100%);
    
    --pattern-color: rgba(30, 64, 175, 0.05);
}

/* Theme: Eco Green */
[data-theme="eco"] {
    --color-primary: #059669;
    --color-primary-light: #10b981;
    --color-primary-dark: #047857;
    --color-secondary: #84cc16;
    --color-accent: #eab308;
    
    --color-bg-primary: #ffffff;
    --color-bg-secondary: #f0fdf4;
    --color-bg-tertiary: #dcfce7;
    --color-bg-dark: #14532d;
    
    --color-text-primary: #1a2e1f;
    --color-text-secondary: #3d5a45;
    --color-text-muted: #7c9985;
    --color-text-light: #ffffff;
    
    --gradient-primary: linear-gradient(135deg, #059669 0%, #10b981 100%);
    --gradient-secondary: linear-gradient(135deg, #84cc16 0%, #a3e635 100%);
    --gradient-hero: linear-gradient(135deg, #14532d 0%, #166534 50%, #15803d 100%);
    --gradient-card: linear-gradient(180deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0) 100%);
    
    --pattern-color: rgba(5, 150, 105, 0.05);
}

/* Theme: Bold Orange */
[data-theme="bold"] {
    --color-primary: #ea580c;
    --color-primary-light: #f97316;
    --color-primary-dark: #c2410c;
    --color-secondary: #dc2626;
    --color-accent: #fbbf24;
    
    --color-bg-primary: #fffbf5;
    --color-bg-secondary: #fff7ed;
    --color-bg-tertiary: #ffedd5;
    --color-bg-dark: #1c1917;
    
    --color-text-primary: #292524;
    --color-text-secondary: #57534e;
    --color-text-muted: #a8a29e;
    --color-text-light: #ffffff;
    
    --gradient-primary: linear-gradient(135deg, #ea580c 0%, #f97316 100%);
    --gradient-secondary: linear-gradient(135deg, #dc2626 0%, #ef4444 100%);
    --gradient-hero: linear-gradient(135deg, #1c1917 0%, #451a03 50%, #7c2d12 100%);
    --gradient-card: linear-gradient(180deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0) 100%);
    
    --pattern-color: rgba(234, 88, 12, 0.05);
}

/* ==========================================
   RESET & BASE STYLES
   ========================================== */

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.7;
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    overflow-x: hidden;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-text-primary);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

ul, ol {
    list-style: none;
}

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

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

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: var(--section-padding);
    position: relative;
}

/* ==========================================
   THEME SWITCHER
   ========================================== */

.theme-switcher {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 10px;
}

.theme-toggle {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
    color: var(--color-text-light);
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    transition: var(--transition-normal);
    border: 3px solid var(--color-bg-primary);
}

.theme-toggle:hover {
    transform: scale(1.1) rotate(15deg);
}

.theme-options {
    position: absolute;
    right: 60px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--color-bg-primary);
    padding: 15px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    display: flex;
    flex-direction: column;
    gap: 10px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    min-width: 160px;
}

.theme-options.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(-50%) translateX(0);
}

.theme-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-text-muted);
    padding-bottom: 8px;
    border-bottom: 1px solid var(--color-bg-tertiary);
}

.theme-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: var(--transition-fast);
    background: transparent;
}

.theme-btn:hover,
.theme-btn.active {
    background: var(--color-bg-secondary);
    color: var(--color-primary);
}

.theme-preview {
    width: 20px;
    height: 20px;
    border-radius: var(--radius-full);
    border: 2px solid var(--color-bg-tertiary);
}

.corporate-preview {
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
}

.eco-preview {
    background: linear-gradient(135deg, #059669 0%, #10b981 100%);
}

.bold-preview {
    background: linear-gradient(135deg, #ea580c 0%, #f97316 100%);
}

/* ==========================================
   NAVIGATION
   ========================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 20px 0;
    transition: var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-md);
    padding: 15px 0;
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

.logo img {
    height: 45px;
    width: auto;
}

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

.logo-main {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text-light);
    line-height: 1;
    transition: color var(--transition-normal);
}

.logo-sub {
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
    transition: color var(--transition-normal);
}

.navbar.scrolled .logo-main {
    color: var(--color-text-primary);
}

.navbar.scrolled .logo-sub {
    color: var(--color-text-muted);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.85);
    position: relative;
    padding: 5px 0;
    transition: color var(--transition-normal);
}

.navbar.scrolled .nav-links a {
    color: var(--color-text-secondary);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-normal);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--color-text-light);
}

.navbar.scrolled .nav-links a:hover,
.navbar.scrolled .nav-links a.active {
    color: var(--color-primary);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 30px;
    padding: 5px;
}

.nav-toggle span {
    display: block;
    height: 3px;
    background: var(--color-text-light);
    border-radius: 3px;
    transition: var(--transition-normal);
}

.navbar.scrolled .nav-toggle span {
    background: var(--color-text-primary);
}

/* ==========================================
   HERO SECTION
   ========================================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
}

.hero-pattern {
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(255,255,255,0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255,255,255,0.08) 0%, transparent 40%),
        radial-gradient(circle at 40% 80%, rgba(255,255,255,0.05) 0%, transparent 30%);
    opacity: 0.6;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content {
    color: var(--color-text-light);
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-xl);
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 25px;
    backdrop-filter: blur(10px);
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--color-text-light);
    margin-bottom: 20px;
    line-height: 1.15;
}

.hero h1 .highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

[data-theme="corporate"] .hero h1 .highlight {
    background: linear-gradient(135deg, #60a5fa 0%, #93c5fd 100%);
    -webkit-background-clip: text;
    background-clip: text;
}

[data-theme="eco"] .hero h1 .highlight {
    background: linear-gradient(135deg, #4ade80 0%, #86efac 100%);
    -webkit-background-clip: text;
    background-clip: text;
}

[data-theme="bold"] .hero h1 .highlight {
    background: linear-gradient(135deg, #fb923c 0%, #fdba74 100%);
    -webkit-background-clip: text;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 35px;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 50px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 30px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: var(--transition-normal);
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--color-text-light);
    box-shadow: 0 4px 15px rgba(var(--color-primary), 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-primary i {
    transition: transform var(--transition-normal);
}

.btn-primary:hover i {
    transform: translateX(5px);
}

.btn-outline {
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: var(--color-text-light);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
}

.btn-sm {
    padding: 10px 20px;
    font-size: 0.85rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* Hero Stats */
.hero-stats {
    display: flex;
    gap: 50px;
}

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

.stat-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-text-light);
}

.stat-label {
    display: block;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 5px;
}

/* Hero Visual */
.hero-visual {
    position: relative;
    height: 500px;
}

.hero-image-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
}

.hero-circle {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 350px;
    height: 350px;
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
    opacity: 0.2;
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.2; }
    50% { transform: translate(-50%, -50%) scale(1.1); opacity: 0.3; }
}

.hero-dots {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 400px;
    height: 400px;
    background-image: radial-gradient(circle, rgba(255,255,255,0.3) 2px, transparent 2px);
    background-size: 25px 25px;
    opacity: 0.5;
}

.floating-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 20px 25px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--color-text-light);
    font-weight: 500;
    animation: float 6s ease-in-out infinite;
}

.floating-card i {
    font-size: 1.5rem;
    color: var(--color-accent);
}

.floating-card.card-1 {
    top: 15%;
    left: 10%;
    animation-delay: 0s;
}

.floating-card.card-2 {
    top: 45%;
    right: 5%;
    animation-delay: 2s;
}

.floating-card.card-3 {
    bottom: 15%;
    left: 20%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

/* Hero Scroll */
.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
}

.hero-scroll a {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.8rem;
    transition: var(--transition-normal);
}

.hero-scroll a:hover {
    color: var(--color-text-light);
}

.hero-scroll i {
    animation: bounce 2s infinite;
}

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

/* ==========================================
   SECTION HEADERS
   ========================================== */

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 60px;
}

.section-badge {
    display: inline-block;
    padding: 8px 20px;
    background: var(--color-bg-secondary);
    color: var(--color-primary);
    border-radius: var(--radius-xl);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 15px;
    border: 1px solid var(--color-bg-tertiary);
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.section-header .highlight {
    color: var(--color-primary);
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
}

/* ==========================================
   ABOUT SECTION
   ========================================== */

.about {
    background: var(--color-bg-secondary);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-content h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--color-primary);
}

.about-content p {
    color: var(--color-text-secondary);
    margin-bottom: 15px;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 30px;
}

.feature-item {
    display: flex;
    gap: 15px;
    padding: 20px;
    background: var(--color-bg-primary);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.feature-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-sm);
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-light);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.feature-text h4 {
    font-size: 1rem;
    margin-bottom: 5px;
}

.feature-text p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin: 0;
}

.about-visual {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.about-card {
    padding: 30px;
    border-radius: var(--radius-lg);
    background: var(--color-bg-primary);
    box-shadow: var(--shadow-md);
}

.about-card.main-card {
    background: var(--gradient-primary);
    color: var(--color-text-light);
}

.about-card .card-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.about-card.secondary-card .card-icon {
    background: var(--color-bg-secondary);
    color: var(--color-primary);
}

.about-card h4 {
    font-size: 1.3rem;
    margin-bottom: 12px;
}

.about-card.main-card h4 {
    color: var(--color-text-light);
}

.about-card p {
    margin: 0;
    opacity: 0.9;
}

.about-card ul {
    margin: 0;
}

.about-card ul li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    color: var(--color-text-secondary);
}

.about-card ul li i {
    color: var(--color-primary);
}

/* ==========================================
   SERVICES SECTION
   ========================================== */

.services {
    background: var(--color-bg-primary);
    position: relative;
    overflow: hidden;
}

.services-bg {
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: var(--pattern-color);
    clip-path: polygon(20% 0, 100% 0, 100% 100%, 0% 100%);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    background: var(--color-bg-primary);
    padding: 35px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    border: 1px solid var(--color-bg-tertiary);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 70px;
    height: 70px;
    border-radius: var(--radius-md);
    background: var(--color-bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--color-primary);
    margin-bottom: 25px;
    transition: var(--transition-normal);
}

.service-card:hover .service-icon {
    background: var(--gradient-primary);
    color: var(--color-text-light);
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    margin-bottom: 20px;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.9rem;
}

.service-link i {
    transition: transform var(--transition-normal);
}

.service-link:hover i {
    transform: translateX(5px);
}

/* ==========================================
   PRODUCTS SECTION
   ========================================== */

.products {
    background: var(--color-bg-secondary);
}

.products-categories {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.category-btn {
    padding: 12px 25px;
    border-radius: var(--radius-xl);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    background: var(--color-bg-primary);
    border: 1px solid var(--color-bg-tertiary);
    transition: var(--transition-normal);
}

.category-btn:hover,
.category-btn.active {
    background: var(--gradient-primary);
    color: var(--color-text-light);
    border-color: transparent;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.product-card {
    background: var(--color-bg-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.product-card.hidden {
    display: none;
}

.product-image {
    position: relative;
    height: 200px;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-placeholder {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--color-text-light);
}

.product-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    padding: 6px 14px;
    background: var(--color-accent);
    color: var(--color-text-primary);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-xl);
}

.product-badge.eco {
    background: #10b981;
    color: white;
}

.product-content {
    padding: 25px;
}

.product-content h3 {
    font-size: 1.15rem;
    margin-bottom: 10px;
}

.product-content p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    margin-bottom: 15px;
}

/* ==========================================
   WHY US SECTION
   ========================================== */

.why-us {
    background: var(--color-bg-primary);
}

.why-us-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.why-us-content .section-badge {
    display: inline-block;
}

.why-us-content h2 {
    font-size: 2.3rem;
    margin: 15px 0 20px;
}

.why-us-content > p {
    color: var(--color-text-secondary);
    margin-bottom: 40px;
}

.benefits-list {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.benefit-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.benefit-icon {
    width: 55px;
    height: 55px;
    border-radius: var(--radius-md);
    background: var(--color-bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--color-primary);
    flex-shrink: 0;
}

.benefit-text h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.benefit-text p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    margin: 0;
}

.why-us-visual {
    display: flex;
    justify-content: center;
}

.stats-card {
    background: var(--color-bg-primary);
    padding: 50px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    text-align: center;
    border: 1px solid var(--color-bg-tertiary);
}

.stat-ring {
    position: relative;
    width: 200px;
    height: 200px;
    margin: 0 auto 30px;
}

.stat-ring svg {
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}

.stat-ring .ring-bg {
    fill: none;
    stroke: var(--color-bg-tertiary);
    stroke-width: 8;
}

.stat-ring .ring-progress {
    fill: none;
    stroke: url(#gradient);
    stroke-width: 8;
    stroke-linecap: round;
    stroke-dasharray: 283;
    stroke-dashoffset: calc(283 - (283 * var(--progress)) / 100);
    transition: stroke-dashoffset 1.5s ease;
}

[data-theme="corporate"] .stat-ring .ring-progress {
    stroke: #3b82f6;
}

[data-theme="eco"] .stat-ring .ring-progress {
    stroke: #10b981;
}

[data-theme="bold"] .stat-ring .ring-progress {
    stroke: #f97316;
}

.stat-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.stat-value {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-primary);
    display: block;
}

.stat-desc {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

.mini-stats {
    display: flex;
    justify-content: center;
    gap: 30px;
}

.mini-stat {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

.mini-stat i {
    color: var(--color-primary);
}

/* ==========================================
   CONTACT SECTION
   ========================================== */

.contact {
    background: var(--color-bg-secondary);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 50px;
    margin-bottom: 60px;
}

.info-card {
    background: var(--gradient-hero);
    color: var(--color-text-light);
    padding: 40px;
    border-radius: var(--radius-lg);
    height: 100%;
    position: relative;
    overflow: hidden;
}

.info-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 60%);
}

.info-card h3 {
    font-size: 1.5rem;
    color: var(--color-text-light);
    margin-bottom: 10px;
}

.info-card > p {
    opacity: 0.8;
    margin-bottom: 35px;
}

.info-items {
    display: flex;
    flex-direction: column;
    gap: 25px;
    margin-bottom: 35px;
}

.info-item {
    display: flex;
    gap: 15px;
    align-items: flex-start;
}

.info-icon {
    width: 45px;
    height: 45px;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.info-text span {
    display: block;
    font-size: 0.8rem;
    opacity: 0.7;
    margin-bottom: 3px;
}

.info-text a,
.info-text p {
    color: var(--color-text-light);
    font-weight: 500;
    margin: 0;
}

.info-text a:hover {
    text-decoration: underline;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 45px;
    height: 45px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: var(--transition-normal);
}

.social-link:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--color-bg-primary);
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 14px 18px;
    border: 2px solid var(--color-bg-tertiary);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    color: var(--color-text-primary);
    background: var(--color-bg-primary);
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(var(--color-primary), 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-muted);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-status {
    padding: 15px;
    border-radius: var(--radius-sm);
    text-align: center;
    display: none;
}

.form-status.success {
    display: block;
    background: #dcfce7;
    color: #166534;
}

.form-status.error {
    display: block;
    background: #fee2e2;
    color: #991b1b;
}

/* Map Section */
.map-section {
    margin-top: 60px;
}

.map-section h3 {
    font-size: 1.3rem;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.map-section h3 i {
    color: var(--color-primary);
}

.map-wrapper {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.map-wrapper iframe {
    display: block;
}

/* ==========================================
   FOOTER
   ========================================== */

.footer {
    background: var(--color-bg-dark);
    color: var(--color-text-light);
}

.footer-top {
    padding: 80px 0 60px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 50px;
}

.footer-about {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.footer-logo img {
    height: 45px;
}

.footer-logo span {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
}

.footer-about p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    margin-bottom: 25px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
}

.footer-social a:hover {
    background: var(--color-primary);
}

.footer-links h4,
.footer-contact h4 {
    font-size: 1.1rem;
    margin-bottom: 25px;
    color: var(--color-text-light);
}

.footer-links ul li,
.footer-contact ul li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-primary-light);
    padding-left: 5px;
}

.footer-contact ul li {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.footer-contact ul li i {
    color: var(--color-primary-light);
    margin-top: 3px;
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.7);
}

.footer-contact a:hover {
    color: var(--color-primary-light);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 25px 0;
}

.footer-bottom .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
    margin: 0;
}

/* ==========================================
   BACK TO TOP
   ========================================== */

.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
    color: var(--color-text-light);
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    z-index: 99;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
}

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */

@media (max-width: 1024px) {
    .hero h1 {
        font-size: 2.8rem;
    }
    
    .services-grid,
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 350px;
        height: 100vh;
        background: var(--color-bg-dark);
        flex-direction: column;
        justify-content: center;
        gap: 30px;
        transition: right var(--transition-normal);
        z-index: 999;
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-links a {
        font-size: 1.2rem;
        color: var(--color-text-light);
    }
    
    .nav-toggle {
        display: flex;
        z-index: 1000;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero h1 {
        font-size: 2.3rem;
    }
    
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-visual {
        display: none;
    }
    
    .about-grid,
    .why-us-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .services-grid,
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-about {
        max-width: 100%;
    }
    
    .footer-logo,
    .footer-social {
        justify-content: center;
    }
    
    .footer-contact ul li {
        justify-content: center;
    }
    
    .footer-bottom .container {
        flex-direction: column;
        text-align: center;
    }
    
    .theme-switcher {
        right: 10px;
    }
    
    .theme-options {
        right: auto;
        left: 50%;
        top: auto;
        bottom: 60px;
        transform: translateX(-50%);
    }
    
    .theme-options.active {
        transform: translateX(-50%);
    }
}

@media (max-width: 480px) {
    .section {
        padding: 60px 0;
    }
    
    .section-header h2 {
        font-size: 1.8rem;
    }
    
    .hero h1 {
        font-size: 1.9rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .products-categories {
        flex-wrap: wrap;
    }
    
    .category-btn {
        padding: 10px 18px;
        font-size: 0.8rem;
    }
    
    .contact-form-wrapper {
        padding: 25px;
    }
}

/* ==========================================
   LANGUAGE SWITCHER
   ========================================== */

.language-switcher {
    position: fixed;
    top: 100px;
    right: 20px;
    z-index: 999;
    display: flex;
    gap: 8px;
    background: var(--color-bg-primary);
    padding: 8px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-bg-tertiary);
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    border: none;
    background: transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-normal);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

.lang-btn:hover {
    background: var(--color-bg-secondary);
    color: var(--color-primary);
}

.lang-btn.active {
    background: var(--gradient-primary);
    color: white;
}

.flag-icon {
    width: 24px;
    height: 16px;
    border-radius: 3px;
    object-fit: cover;
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

/* WhatsApp Button Styles */
.social-link.whatsapp-link,
.footer-social a.whatsapp-link {
    background: #25D366 !important;
    color: white !important;
}

.social-link.whatsapp-link:hover,
.footer-social a.whatsapp-link:hover {
    background: #128C7E !important;
    transform: translateY(-3px);
}

/* Mobile responsive for language switcher */
@media (max-width: 768px) {
    .language-switcher {
        top: auto;
        bottom: 100px;
        right: 15px;
        flex-direction: column;
        padding: 6px;
    }
    
    .lang-btn {
        padding: 6px 10px;
        font-size: 0.75rem;
    }
    
    .lang-btn span {
        display: none;
    }
    
    .flag-icon {
        width: 28px;
        height: 20px;
    }
}