/* ============================================
   FASI KABARI – Light & Fresh Design System
   ============================================ */

:root {
    --bg-primary: #f8fafc;
    --bg-secondary: #f1f5f9;
    --bg-tertiary: #e8f0f5;
    --bg-card: #ffffff;
    --bg-card-hover: #f0fdf7;
    --bg-input: #ffffff;
    --border: #e2e8f0;
    --border-light: #cbd5e1;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --accent: #10b981;
    --accent-dark: #059669;
    --accent-light: #34d399;
    --accent-bg: #ecfdf5;
    --accent-border: #a7f3d0;
    --hero-card-bg: #ffffff;
    --gradient-btn: linear-gradient(135deg, #10b981, #059669);
    --gradient-text: linear-gradient(135deg, #047857, #065f46);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.09);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 22px;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

::selection {
    background: var(--accent);
    color: #fff;
}

.skip-link {
    position: absolute;
    top: -48px;
    left: 16px;
    z-index: 2000;
    background: var(--accent-dark);
    color: #fff;
    padding: 10px 18px;
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: top 0.2s ease;
}

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

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible {
    outline: 2px solid var(--accent-dark);
    outline-offset: 2px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: #ffffff;
    border-bottom: 1px solid var(--border);
    padding: 10px 0;
    box-shadow: var(--shadow-sm);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    z-index: 1001;
}

.logo-icon { font-size: 34px; }

.logo-text {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 26px;
    font-weight: 700;
    color: var(--text-primary);
}

.logo-accent { color: var(--accent); }

.nav-links {
    display: flex;
    list-style: none;
    gap: 4px;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--accent-dark);
    background: var(--accent-bg);
}

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

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

.mobile-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.mobile-toggle.active span:nth-child(2) { opacity: 0; }
.mobile-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-sm { padding: 8px 18px; font-size: 13px; border-radius: var(--radius-sm); }
.btn-lg { padding: 16px 32px; font-size: 16px; border-radius: var(--radius-md); }
.btn-full { width: 100%; justify-content: center; }

.btn-primary {
    background: var(--accent);
    color: #fff;
}

.btn-primary:hover {
    background: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.25);
}

.btn-outline {
    background: transparent;
    color: var(--accent-dark);
    border: 2px solid var(--accent-border);
}

.btn-outline:hover {
    background: var(--accent-bg);
    transform: translateY(-2px);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    min-height: 100svh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    background:
        linear-gradient(90deg, rgba(255, 255, 255, 0.98) 0%, rgba(255, 255, 255, 0.95) 25%, rgba(248, 250, 252, 0.88) 45%, rgba(248, 250, 252, 0.7) 65%, rgba(236, 253, 245, 0.4) 85%, rgba(236, 253, 245, 0.2) 100%),
        url('img/bg.jpg') center/cover no-repeat;
    overflow: hidden;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse at 70% 40%, rgba(16, 185, 129, 0.06) 0%, transparent 60%);
    z-index: 0;
    pointer-events: none;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(236, 253, 245, 0.95);
    border: 1px solid var(--accent-border);
    color: var(--accent-dark);
    padding: 8px 18px;
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 24px;
    backdrop-filter: blur(4px);
}

.hero-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(40px, 5.5vw, 68px);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
    color: #0a1a10;
    text-shadow: none;
}

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

.hero-subtitle {
    font-size: 18px;
    color: #1a2e22;
    max-width: 520px;
    margin-bottom: 32px;
    line-height: 1.6;
    font-weight: 500;
    text-shadow: none;
}

.hero-subtitle strong { color: #047857; }

.hero-cta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    gap: 40px;
}

.hero-stat {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.hero-stat .stat-row {
    display: flex;
    align-items: baseline;
    gap: 2px;
}

.hero-stat .stat-number {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 32px;
    font-weight: 700;
    color: #0a1a10;
}

.hero-stat .stat-suffix {
    font-size: 20px;
    color: #0a1a10;
    font-weight: 700;
}

.hero-stat label {
    font-size: 13px;
    color: #3d5a4a;
    font-weight: 500;
    margin-top: 4px;
}

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

.hero-card-inner {
    width: 320px;
    height: 380px;
    background: var(--hero-card-bg);
    border: 2px solid var(--accent-border);
    border-radius: var(--radius-xl);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px;
    text-align: center;
    box-shadow: var(--shadow-lg);
    animation: float 6s ease-in-out infinite;
}

.recycling-icon-large { font-size: 60px; margin-bottom: 16px; }

.hero-card-label {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.hero-card-price {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 42px;
    font-weight: 800;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-card-sub {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.hero-card-items {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
}

.float-item {
    font-size: 28px;
    animation: floatItem 3s ease-in-out infinite;
    animation-delay: var(--delay);
}

/* ============================================
   SECTION HEADERS
   ============================================ */
section { position: relative; z-index: 1; padding: 100px 0; }

.section-header {
    text-align: center;
    max-width: 650px;
    margin: 0 auto 60px;
}

.section-tag {
    display: inline-block;
    background: var(--accent-bg);
    color: var(--accent-dark);
    border: 1px solid var(--accent-border);
    padding: 6px 16px;
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
}

.section-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
    color: #0f172a;
}

.section-desc {
    font-size: 17px;
    color: var(--text-secondary);
}

/* ============================================
   SERVICES
   ============================================ */
.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

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

.service-card:hover {
    border-color: var(--accent-border);
    background: var(--bg-card-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.service-card.featured {
    border-color: var(--accent-border);
    background: var(--accent-bg);
}

.icon-circle {
    width: 56px; height: 56px;
    background: var(--accent-bg);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: var(--accent);
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
}

.service-card p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.6;
}

.service-link {
    color: var(--accent);
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: gap 0.3s ease;
}

.service-link:hover { gap: 10px; }

/* ============================================
   HOW IT WORKS
   ============================================ */
.how-it-works {
    background: var(--bg-secondary);
}

.steps-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    align-items: stretch;
}

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

.step-number {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 14px;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 16px;
    letter-spacing: 2px;
}

.step-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
}

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

.step-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    flex: 1;
}

.step-icon {
    width: 64px; height: 64px;
    margin: 0 auto 20px;
    background: var(--accent-bg);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    color: var(--accent);
}

.step-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; }

/* ============================================
   RATES
   ============================================ */
.rate-filter {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 40px;
}

.rate-filter-btn {
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.rate-filter-btn:hover {
    background: var(--bg-secondary);
    border-color: var(--border-light);
    color: var(--text-primary);
}

.rate-filter-btn.active {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

.rates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 16px;
}

.rate-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 20px;
    display: flex;
    gap: 16px;
    align-items: center;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.rate-card:hover {
    border-color: var(--accent-border);
    background: var(--bg-card-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.rate-card-icon {
    width: 56px; height: 56px;
    border-radius: 14px;
    background: var(--accent-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    flex-shrink: 0;
}

.rate-card-info h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 4px;
    line-height: 1.3;
}

.rate-card-price {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 18px;
    font-weight: 700;
    color: var(--accent-dark);
}

.rate-card-unit {
    font-size: 12px;
    color: var(--text-muted);
}

/* ============================================
   CALCULATOR
   ============================================ */
.calculator-layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 24px;
}

.calculator-categories {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
    height: fit-content;
    position: sticky;
    top: 100px;
    box-shadow: var(--shadow-sm);
}

.calculator-categories h3 {
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.category-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.cat-btn {
    background: none;
    border: 1px solid transparent;
    color: var(--text-secondary);
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    text-align: left;
    transition: var(--transition);
}

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

.cat-btn.active {
    background: var(--accent-bg);
    color: var(--accent-dark);
    border-color: var(--accent-border);
}

.calculator-main { display: flex; flex-direction: column; gap: 20px; }

.calculator-items {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    max-height: 500px;
    overflow-y: auto;
    box-shadow: var(--shadow-sm);
}

.calc-item {
    display: grid;
    grid-template-columns: 1fr 110px 120px auto;
    gap: 12px;
    align-items: center;
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
}

.calc-item:first-child { padding-top: 0; }
.calc-item:last-child { border-bottom: none; padding-bottom: 0; }

.calc-item-name {
    font-size: 14px;
    font-weight: 500;
}

.calc-item-rate {
    font-size: 13px;
    color: var(--accent-dark);
    font-weight: 600;
}

.calc-item input {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 14px;
    transition: var(--transition);
}

.calc-item input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.calc-qty {
    display: flex;
    align-items: center;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.calc-qty input {
    width: 44px;
    text-align: center;
    border: none;
    border-radius: 0;
    background: transparent;
    padding: 10px 4px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    font-family: 'Space Grotesk', 'Inter', sans-serif;
    -moz-appearance: textfield;
}

.calc-qty input::-webkit-outer-spin-button,
.calc-qty input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.calc-qty input:focus {
    outline: none;
    box-shadow: none;
}

.calc-qty-btn {
    width: 30px;
    height: 30px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 600;
    transition: var(--transition);
    border-radius: 4px;
    flex-shrink: 0;
    line-height: 1;
    font-family: inherit;
}

.calc-qty-btn:hover {
    background: var(--accent-bg);
    color: var(--accent);
}

.calc-qty-btn:active {
    background: var(--accent);
    color: #fff;
    transform: scale(0.92);
}

.calc-qty-btn.minus { margin-left: 4px; }
.calc-qty-btn.plus { margin-right: 4px; }

.calc-item-total {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    text-align: right;
    min-width: 80px;
}

.calculator-summary {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
    text-align: center;
    box-shadow: var(--shadow-sm);
}

.summary-total {
    margin-bottom: 20px;
}

.summary-total span {
    display: block;
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.summary-total strong {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 48px;
    font-weight: 800;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.calc-note {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 12px;
}

/* ============================================
   WHY US
   ============================================ */
.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.why-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.why-card:hover {
    border-color: var(--accent-border);
    background: var(--bg-card-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.why-card i {
    font-size: 32px;
    color: var(--accent);
    margin-bottom: 16px;
    display: block;
}

.why-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.why-card p { font-size: 14px; color: var(--text-secondary); }

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials {
    background: var(--bg-secondary);
}

.testimonial-wrapper {
    position: relative;
}

.testimonial-slider {
    overflow: hidden;
    margin: 0 48px;
    padding: 4px 0;
}

.testimonial-track {
    display: flex;
    transition: transform 0.5s cubic-bezier(0.25, 0.8, 0.25, 1.2);
}

.testimonial-slide {
    flex: 0 0 100%;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.testimonial-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 28px 28px;
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.testimonial-card::before {
    content: '\201C';
    font-family: 'Georgia', serif;
    font-size: 80px;
    line-height: 1;
    color: var(--accent);
    opacity: 0.12;
    position: absolute;
    top: 4px;
    left: 18px;
    pointer-events: none;
}

.testimonial-stars {
    color: #f59e0b;
    font-size: 15px;
    margin-bottom: 14px;
    letter-spacing: 2px;
    position: relative;
}

.testimonial-card > p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.75;
    margin-bottom: 20px;
    flex: 1;
    position: relative;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.author-avatar {
    width: 46px; height: 46px;
    border-radius: 12px;
    background: var(--gradient-btn);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 15px;
    color: #fff;
    flex-shrink: 0;
}

.author-info strong { display: block; font-size: 14px; line-height: 1.3; }
.author-info span { font-size: 12px; color: var(--text-muted); }

.testimonial-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 42px; height: 42px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    z-index: 10;
    font-family: inherit;
    line-height: 1;
}

.testimonial-arrow:hover {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

.testimonial-arrow.prev { left: 0; }
.testimonial-arrow.next { right: 0; }

.testimonial-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 32px;
}

.testimonial-dots .dot {
    width: 10px; height: 10px;
    border-radius: 50%;
    background: var(--border-light);
    cursor: pointer;
    transition: var(--transition);
    border: none;
    padding: 0;
    position: relative;
}

.testimonial-dots .dot::before {
    content: '';
    position: absolute;
    inset: -12px;
}

.testimonial-dots .dot.active {
    background: var(--accent);
    transform: scale(1.35);
}

/* ============================================
   FAQ
   ============================================ */
.faq-list {
    max-width: 720px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: border-color 0.3s ease;
}

.faq-item[open] {
    border-color: var(--accent-border);
}

.faq-item summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 18px 22px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    list-style: none;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
    content: '+';
    font-family: 'Space Grotesk', sans-serif;
    font-size: 22px;
    font-weight: 500;
    color: var(--accent);
    line-height: 1;
    flex-shrink: 0;
    transition: transform 0.3s ease;
}

.faq-item[open] summary::after {
    transform: rotate(45deg);
}

.faq-item > p {
    padding: 0 22px 18px;
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 62ch;
}

/* ============================================
   CONTACT
   ============================================ */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-info .section-title {
    font-size: clamp(28px, 3.5vw, 40px);
}

.contact-info > p {
    color: var(--text-secondary);
    margin-bottom: 32px;
    font-size: 15px;
}

.contact-details { display: flex; flex-direction: column; gap: 20px; }

.contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
}

.contact-item i {
    width: 48px; height: 48px;
    background: var(--accent-bg);
    border: 1px solid var(--accent-border);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--accent);
}

.contact-item span {
    display: block;
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 2px;
}

.contact-item strong { font-size: 15px; }

.contact-form {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--shadow-sm);
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.form-group { margin-bottom: 16px; }

.form-group:last-child { margin-bottom: 0; }

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.label-optional {
    font-weight: 400;
    color: var(--text-muted);
}

.form-error {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #b91c1c;
    font-size: 13px;
    font-weight: 500;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
}

.form-group input[aria-invalid="true"],
.form-group select[aria-invalid="true"] {
    border-color: #ef4444;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 15px;
    font-family: 'Inter', sans-serif;
    transition: var(--transition);
}

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

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.form-group select {
    color: var(--text-secondary);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2394a3b8' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

.form-group select option {
    background: #fff;
    color: var(--text-primary);
}

.form-group textarea { resize: vertical; min-height: 100px; }

/* ============================================
   FOOTER – Dark accent footer
   ============================================ */
.footer {
    background: #0f172a;
    border-top: 1px solid #1e293b;
    padding: 64px 0 32px;
    color: #e2e8f0;
}

.footer .logo-text { color: #f1f5f9; }
.footer .logo-accent { color: var(--accent-light); }

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand p {
    color: #94a3b8;
    font-size: 14px;
    margin-top: 16px;
    margin-bottom: 20px;
    max-width: 300px;
}

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

.footer-social a {
    width: 40px; height: 40px;
    background: #1e293b;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #94a3b8;
    text-decoration: none;
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--accent);
    color: #fff;
}

.footer-links h4 {
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 16px;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-links ul { list-style: none; }

.footer-links li { margin-bottom: 10px; }

.footer-links a {
    color: #94a3b8;
    text-decoration: none;
    font-size: 14px;
    transition: var(--transition);
}

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

.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid #1e293b;
    text-align: center;
}

.footer-bottom p { font-size: 13px; color: #64748b; }

/* ============================================
   WHATSAPP FLOAT
   ============================================ */
.whatsapp-float {
    position: fixed;
    bottom: calc(28px + env(safe-area-inset-bottom, 0px));
    right: calc(28px + env(safe-area-inset-right, 0px));
    width: 58px; height: 58px;
    background: #25D366;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    text-decoration: none;
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.35);
    z-index: 999;
    transition: var(--transition);
    animation: float 3s ease-in-out infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5);
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes floatItem {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-6px) rotate(3deg); }
}

[data-aos] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos].aos-visible {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }

    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    [data-aos] {
        opacity: 1;
        transform: none;
    }
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .hero-container { grid-template-columns: 1fr; text-align: center; gap: 48px; }
    .hero-subtitle { margin: 0 auto 32px; }
    .hero-cta { justify-content: center; }
    .hero-stats { justify-content: center; }
    .hero-stat { align-items: center; }
    .hero-card-inner { width: 260px; height: 340px; }
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .steps-container { grid-template-columns: repeat(2, 1fr); }
    .calculator-layout { grid-template-columns: 1fr; }
    .calculator-categories { position: static; }
    .calc-item { grid-template-columns: 1fr 80px 110px auto; gap: 8px; }
    .calc-item-rate { font-size: 11px; }
    .contact-wrapper { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .why-grid { grid-template-columns: repeat(2, 1fr); }
    .testimonial-slide { grid-template-columns: repeat(2, 1fr); }
    .testimonial-slider { margin: 0 44px; }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0; left: 0; right: 0; bottom: 0;
        background: #ffffff;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 20px;
        transform: translateY(-100%);
        transition: transform 0.4s ease, visibility 0.4s;
        z-index: 1000;
        visibility: hidden;
    }

    .nav-links.active { transform: translateY(0); visibility: visible; }

    .nav-link { font-size: 18px; padding: 12px 24px; }

    .mobile-toggle { display: flex; }

    body.menu-open { overflow: hidden; }

    .services-grid { grid-template-columns: 1fr; }
    .steps-container { grid-template-columns: 1fr 1fr; gap: 16px; }
    .why-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
    .rates-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
    .form-row { grid-template-columns: 1fr; }
    .hero-title { font-size: 36px; }
    .hero-stats { gap: 24px; flex-wrap: wrap; }
    .testimonial-slide { grid-template-columns: 1fr; }
    .testimonial-slider { margin: 0 36px; }
    .testimonial-arrow { width: 34px; height: 34px; font-size: 14px; }
    .rate-filter { gap: 6px; }
    .rate-filter-btn { padding: 8px 14px; font-size: 12px; }
    .hero-card-inner { width: 260px; height: 300px; }
    .hero-card-price { font-size: 32px; }
    section { padding: 70px 0; }
}

@media (max-width: 640px) {
    .form-group input,
    .form-group select,
    .form-group textarea,
    .calc-qty input {
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .hero-cta { flex-direction: column; }
    .btn-lg { padding: 14px 24px; font-size: 15px; }
    .hero { padding: 100px 0 60px; }
    section { padding: 60px 0; }
    .hero-card-inner { width: 220px; height: 280px; padding: 28px; }
    .hero-card-price { font-size: 28px; }
    .hero-stats { gap: 16px; }
    .hero-stat .stat-number { font-size: 26px; }
    .hero-stat .stat-suffix { font-size: 16px; }
    .services-grid { grid-template-columns: 1fr; }
    .steps-container { grid-template-columns: 1fr; gap: 12px; }
    .why-grid { grid-template-columns: 1fr; }
    .rates-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .testimonial-slide { grid-template-columns: 1fr; }
    .testimonial-slider { margin: 0 30px; }
    .testimonial-arrow { width: 30px; height: 30px; font-size: 12px; }
    .testimonial-card p { font-size: 13px; }
    .contact-wrapper { gap: 30px; }
    .contact-form { padding: 20px; }
    .calculator-items { padding: 16px; }
    .calc-item {
        grid-template-columns: 1fr auto;
        grid-template-areas:
            "name name"
            "qty total";
        gap: 10px 8px;
    }
    .calc-item-name { grid-area: name; }
    .calc-item-rate { display: none; }
    .calc-qty { grid-area: qty; width: fit-content; }
    .calc-item-total { grid-area: total; text-align: right; min-width: 0; align-self: center; }
    .section-title { font-size: 28px; }
    .container { padding: 0 16px; }
    .summary-total strong { font-size: 36px; }
    .rate-filter-btn { padding: 8px 12px; font-size: 11px; }
    .rate-filter { gap: 4px; }
    .hero-title { font-size: 30px; }
}