/* ============================================================
   Fortness Intelligence - Modern Landing Page
   ============================================================ */

/* --- CSS Custom Properties --- */
:root {
    --primary: #1d3557;
    --primary-light: #264b7a;
    --primary-dark: #142640;
    --accent: #4a90c4;
    --accent-light: #6baad6;
    --brand-gray: #666666;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --radius: 16px;
    --radius-sm: 10px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --header-height: 80px;
}

/* --- Dark Theme (default) --- */
[data-theme="dark"] {
    --bg: #0a0c10;
    --bg-alt: #0f1117;
    --dark: #0f1117;
    --dark-2: #181b23;
    --dark-3: #1e222d;
    --white: #ffffff;
    --text: #e2e8f0;
    --text-muted: #94a3b8;
    --heading: #ffffff;
    --card-bg: rgba(255, 255, 255, 0.03);
    --card-border: rgba(255, 255, 255, 0.06);
    --card-hover-bg: rgba(255, 255, 255, 0.05);
    --card-hover-border: rgba(29, 53, 87, 0.4);
    --input-bg: rgba(255, 255, 255, 0.04);
    --input-border: rgba(255, 255, 255, 0.1);
    --input-text: #ffffff;
    --placeholder: #718096;
    --header-bg: rgba(10, 12, 16, 0.9);
    --header-border: rgba(255, 255, 255, 0.05);
    --hero-badge-bg: rgba(29, 53, 87, 0.25);
    --hero-badge-border: rgba(29, 53, 87, 0.4);
    --outline-border: rgba(255, 255, 255, 0.2);
    --outline-hover-bg: rgba(255, 255, 255, 0.05);
    --outline-hover-border: rgba(255, 255, 255, 0.4);
    --tag-bg: rgba(74, 144, 196, 0.1);
    --tag-border: rgba(74, 144, 196, 0.2);
    --step-number-color: rgba(255, 255, 255, 0.2);
    --value-hover-bg: rgba(255, 255, 255, 0.03);
    --value-icon-bg: rgba(29, 53, 87, 0.15);
    --feature-bg: rgba(255, 255, 255, 0.03);
    --feature-border: rgba(255, 255, 255, 0.06);
    --contact-bg: rgba(255, 255, 255, 0.03);
    --contact-border: rgba(255, 255, 255, 0.06);
    --contact-hover-bg: rgba(255, 255, 255, 0.06);
    --footer-border: rgba(255, 255, 255, 0.05);
    --shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
    --gray-500: #718096;
    --nav-hover-bg: rgba(255, 255, 255, 0.05);
    --hamburger-color: #ffffff;
    --mobile-menu-bg: #181b23;
    --mobile-menu-border: rgba(255, 255, 255, 0.05);
    --select-option-bg: #181b23;
    --text-gradient-start: var(--primary-light);
    --text-gradient-end: var(--accent);
    --hero-gradient:
        radial-gradient(ellipse 80% 60% at 50% 0%, rgba(29, 53, 87, 0.15) 0%, transparent 70%),
        radial-gradient(ellipse 60% 50% at 80% 50%, rgba(74, 144, 196, 0.08) 0%, transparent 60%),
        radial-gradient(ellipse 50% 40% at 10% 60%, rgba(29, 53, 87, 0.06) 0%, transparent 50%);
    --btn-shadow: 0 4px 20px rgba(29, 53, 87, 0.4);
    --btn-shadow-hover: 0 8px 30px rgba(29, 53, 87, 0.5);
    color-scheme: dark;
}

/* --- Light Theme --- */
[data-theme="light"] {
    --bg: #ffffff;
    --bg-alt: #f5f7fa;
    --dark: #f5f7fa;
    --dark-2: #ffffff;
    --dark-3: #f0f2f5;
    --white: #ffffff;
    --text: #1e293b;
    --text-muted: #334155;
    --heading: #0f172a;
    --card-bg: #ffffff;
    --card-border: rgba(29, 53, 87, 0.12);
    --card-hover-bg: #ffffff;
    --card-hover-border: rgba(29, 53, 87, 0.3);
    --input-bg: #f8fafc;
    --input-border: rgba(29, 53, 87, 0.2);
    --input-text: #0f172a;
    --placeholder: #94a3b8;
    --header-bg: rgba(255, 255, 255, 0.92);
    --header-border: rgba(29, 53, 87, 0.08);
    --hero-badge-bg: rgba(29, 53, 87, 0.06);
    --hero-badge-border: rgba(29, 53, 87, 0.15);
    --outline-border: rgba(29, 53, 87, 0.25);
    --outline-hover-bg: rgba(29, 53, 87, 0.05);
    --outline-hover-border: rgba(29, 53, 87, 0.45);
    --tag-bg: rgba(29, 53, 87, 0.06);
    --tag-border: rgba(29, 53, 87, 0.15);
    --step-number-color: rgba(29, 53, 87, 0.25);
    --value-hover-bg: rgba(29, 53, 87, 0.04);
    --value-icon-bg: rgba(29, 53, 87, 0.08);
    --feature-bg: rgba(29, 53, 87, 0.04);
    --feature-border: rgba(29, 53, 87, 0.1);
    --contact-bg: rgba(29, 53, 87, 0.03);
    --contact-border: rgba(29, 53, 87, 0.1);
    --contact-hover-bg: rgba(29, 53, 87, 0.06);
    --footer-border: rgba(29, 53, 87, 0.08);
    --shadow: 0 4px 24px rgba(29, 53, 87, 0.1);
    --gray-500: #64748b;
    --nav-hover-bg: rgba(29, 53, 87, 0.05);
    --hamburger-color: #0f172a;
    --mobile-menu-bg: #ffffff;
    --mobile-menu-border: rgba(29, 53, 87, 0.08);
    --select-option-bg: #ffffff;
    --text-gradient-start: var(--primary-dark);
    --text-gradient-end: var(--primary);
    --hero-gradient:
        radial-gradient(ellipse 80% 60% at 50% 0%, rgba(29, 53, 87, 0.08) 0%, transparent 70%),
        radial-gradient(ellipse 60% 50% at 80% 50%, rgba(74, 144, 196, 0.06) 0%, transparent 60%),
        radial-gradient(ellipse 50% 40% at 10% 60%, rgba(29, 53, 87, 0.04) 0%, transparent 50%);
    --btn-shadow: 0 4px 16px rgba(29, 53, 87, 0.2);
    --btn-shadow-hover: 0 8px 24px rgba(29, 53, 87, 0.3);
    color-scheme: light;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
}

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

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: color var(--transition); }
ul { list-style: none; }

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

/* --- Utility --- */
.text-gradient {
    background: linear-gradient(135deg, var(--text-gradient-start), var(--text-gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section {
    padding: 120px 0;
    position: relative;
}

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 64px;
}

.section-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent);
    margin-bottom: 16px;
    padding: 6px 16px;
    background: var(--tag-bg);
    border-radius: 50px;
    border: 1px solid var(--tag-border);
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 16px;
    color: var(--heading);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    line-height: 1.7;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    font-family: var(--font);
    cursor: pointer;
    transition: all var(--transition);
    border: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: #ffffff;
    box-shadow: var(--btn-shadow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--btn-shadow-hover);
}

.btn-outline {
    background: transparent;
    color: var(--heading);
    border: 1px solid var(--outline-border);
}

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

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

/* --- Header / Navigation --- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--header-height);
    transition: all var(--transition);
}

.site-header.scrolled {
    background: var(--header-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--header-border);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 14px;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--heading);
    flex-shrink: 0;
    letter-spacing: 0.3px;
}

.logo-img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: contain;
    flex-shrink: 0;
}

.nav-logo .logo-text {
    white-space: nowrap;
    font-size: 1.05rem;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 8px 18px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-muted);
    border-radius: 50px;
    transition: all var(--transition);
}

.nav-link:hover {
    color: var(--heading);
    background: var(--nav-hover-bg);
}

.nav-link.active {
    color: var(--heading);
}

.nav-cta {
    background: var(--primary);
    color: var(--white) !important;
    margin-left: 8px;
}

.nav-cta:hover {
    background: var(--primary-light);
}

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

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--hamburger-color);
    border-radius: 2px;
    transition: all var(--transition);
}

.nav-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* --- Hero --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: var(--header-height);
}

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

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

.hero-particles {
    position: absolute;
    inset: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 60px 0;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: var(--hero-badge-bg);
    border: 1px solid var(--hero-badge-border);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--accent);
    margin-bottom: 32px;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    line-height: 1.15;
    color: var(--heading);
    margin-bottom: 24px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 64px;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--heading);
    line-height: 1;
}

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

.stat-label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 8px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--card-border);
}

/* Scroll indicator */
.hero-scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.hero-scroll-indicator a {
    display: block;
    width: 28px;
    height: 44px;
    border: 2px solid var(--outline-border);
    border-radius: 50px;
    position: relative;
}

.hero-scroll-indicator span {
    position: absolute;
    top: 8px;
    left: 50%;
    width: 4px;
    height: 8px;
    margin-left: -2px;
    background: var(--accent);
    border-radius: 4px;
    animation: scrollDown 1.8s infinite;
}

@keyframes scrollDown {
    0% { opacity: 1; transform: translateY(0); }
    100% { opacity: 0; transform: translateY(16px); }
}

/* --- Services --- */
.services {
    background: var(--dark);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.service-card {
    position: relative;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    padding: 40px 32px;
    transition: all var(--transition);
    overflow: hidden;
}

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

.service-card-glow {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary), var(--accent), transparent);
    opacity: 0;
    transition: opacity var(--transition);
}

.service-card:hover .service-card-glow {
    opacity: 1;
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(29, 53, 87, 0.15), rgba(74, 144, 196, 0.1));
    border-radius: 14px;
    font-size: 1.3rem;
    color: var(--primary-light);
    margin-bottom: 24px;
}

.service-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--heading);
    margin-bottom: 12px;
}

.service-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 20px;
    line-height: 1.7;
}

.service-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
}

.service-features li {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.82rem;
    color: var(--text-muted);
    padding: 4px 12px;
    background: var(--feature-bg);
    border-radius: 50px;
    border: 1px solid var(--feature-border);
}

.service-features li i {
    font-size: 0.65rem;
    color: var(--accent);
}

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

.service-link:hover {
    color: var(--accent-light);
    gap: 12px;
}

/* --- Process --- */
.process {
    background: var(--bg);
}

.process-timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    position: relative;
}

.process-step {
    text-align: center;
    position: relative;
}

.process-step-number {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--step-number-color);
    line-height: 1;
    margin-bottom: -10px;
}

.process-step-content {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    padding: 32px 24px;
    transition: all var(--transition);
}

.process-step:hover .process-step-content {
    border-color: var(--card-hover-border);
    background: var(--card-hover-bg);
    box-shadow: var(--shadow);
}

.process-step-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 12px;
    margin: 0 auto 20px;
    font-size: 1.1rem;
    color: var(--white);
}

.process-step-content h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--heading);
    margin-bottom: 10px;
}

.process-step-content p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.process-connector {
    display: none;
}

/* --- About --- */
.about {
    background: var(--dark);
}

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

.about-text {
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 16px;
    line-height: 1.8;
}

.about-mission {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 32px;
}

.mission-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-sm);
    padding: 24px;
}

.mission-card i {
    font-size: 1.5rem;
    color: var(--primary-light);
    margin-bottom: 12px;
    display: block;
}

.mission-card h4 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--heading);
    margin-bottom: 8px;
}

.mission-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.values-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--heading);
    margin-bottom: 24px;
}

.values-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.value-item {
    display: flex;
    gap: 16px;
    align-items: start;
    padding: 16px;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

.value-item:hover {
    background: var(--value-hover-bg);
}

.value-icon {
    width: 44px;
    height: 44px;
    min-width: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--value-icon-bg);
    border-radius: 10px;
    color: var(--primary-light);
    font-size: 1rem;
}

.value-content h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--heading);
    margin-bottom: 4px;
}

.value-content p {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* --- Testimonials --- */
.testimonials {
    background: var(--bg);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.testimonial-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    padding: 36px 32px;
    transition: all var(--transition);
}

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

.testimonial-stars {
    display: flex;
    gap: 4px;
    margin-bottom: 20px;
}

.testimonial-stars i {
    color: #f59e0b;
    font-size: 0.85rem;
}

.testimonial-text {
    font-size: 0.95rem;
    color: var(--text);
    line-height: 1.8;
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 14px;
}

.author-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--white);
}

.author-info strong {
    display: block;
    font-size: 0.9rem;
    color: var(--heading);
}

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

/* --- Contact --- */
.contact {
    background: var(--dark);
}

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

.contact-text {
    color: var(--text-muted);
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 32px;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--contact-bg);
    border: 1px solid var(--contact-border);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

.contact-method:hover {
    background: var(--contact-hover-bg);
    border-color: var(--card-hover-border);
}

.contact-method-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(29, 53, 87, 0.15);
    color: var(--primary-light);
    border-radius: 10px;
    font-size: 1.1rem;
}

.contact-method-icon.whatsapp {
    background: rgba(37, 211, 102, 0.15);
    color: #25d366;
}

.contact-method strong {
    display: block;
    color: var(--heading);
    font-size: 0.9rem;
}

.contact-method span {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    padding: 40px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: var(--radius-sm);
    color: var(--input-text);
    font-family: var(--font);
    font-size: 0.95rem;
    transition: all var(--transition);
    outline: none;
}

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

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    background: rgba(29, 53, 87, 0.05);
    box-shadow: 0 0 0 3px rgba(29, 53, 87, 0.1);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23718096' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
}

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

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

/* --- Footer --- */
.site-footer {
    background: var(--bg);
    border-top: 1px solid var(--footer-border);
    padding: 64px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 48px;
}

.footer-brand .nav-logo {
    margin-bottom: 16px;
}

.footer-brand p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.6;
}

.footer-desc {
    margin-top: 8px;
}

.footer-links h4,
.footer-services h4,
.footer-contact h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--heading);
    margin-bottom: 20px;
}

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

.footer-links a,
.footer-services a {
    font-size: 0.9rem;
    color: var(--text-muted);
    transition: color var(--transition);
}

.footer-links a:hover,
.footer-services a:hover {
    color: var(--primary-light);
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.footer-contact li i {
    color: var(--primary-light);
    width: 16px;
}

.footer-contact a {
    color: var(--text-muted);
}

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

.footer-bottom {
    border-top: 1px solid var(--footer-border);
    padding: 24px 0;
    text-align: center;
    font-size: 0.85rem;
    color: var(--gray-500);
}

/* --- WhatsApp Float --- */
.whatsapp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    width: 56px;
    height: 56px;
    background: #25d366;
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: all var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
}

/* --- Nav Controls (Theme Toggle + Language Switcher) --- */
.nav-controls {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Language Switcher */
.lang-switcher {
    display: flex;
    align-items: center;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 50px;
    padding: 3px;
    gap: 2px;
}

.lang-option {
    padding: 5px 12px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    border-radius: 50px;
    transition: all var(--transition);
    text-transform: uppercase;
}

.lang-option:hover {
    color: var(--heading);
}

.lang-option.active {
    background: var(--primary);
    color: #ffffff;
}

/* Theme Toggle */
.theme-toggle {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transition);
    color: var(--text-muted);
    font-size: 1rem;
    position: relative;
}

.theme-toggle:hover {
    background: var(--nav-hover-bg);
    color: var(--heading);
    border-color: var(--card-hover-border);
}

/* Show/hide icons based on theme */
[data-theme="dark"] .theme-icon-dark { display: none; }
[data-theme="dark"] .theme-icon-light { display: inline; }
[data-theme="light"] .theme-icon-light { display: none; }
[data-theme="light"] .theme-icon-dark { display: inline; }

/* --- Theme transition --- */
html[data-theme] {
    transition: background-color 0.3s ease, color 0.3s ease;
}

html[data-theme] *,
html[data-theme] *::before,
html[data-theme] *::after {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

/* --- Animations --- */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
    transition-delay: var(--delay, 0s);
}

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

/* --- Responsive --- */
@media (max-width: 1024px) {
    .services-grid,
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .process-timeline {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 70px;
    }

    .section {
        padding: 80px 0;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--mobile-menu-bg);
        flex-direction: column;
        padding: 100px 32px 32px;
        gap: 4px;
        transition: right var(--transition);
        border-left: 1px solid var(--mobile-menu-border);
    }

    .nav-menu.open {
        right: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-link {
        padding: 14px 18px;
        width: 100%;
        font-size: 1rem;
    }

    .nav-cta {
        margin-left: 0;
        text-align: center;
        justify-content: center;
        margin-top: 12px;
    }

    .services-grid,
    .testimonials-grid,
    .process-timeline {
        grid-template-columns: 1fr;
    }

    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .about-mission {
        grid-template-columns: 1fr;
    }

    .hero-stats {
        gap: 24px;
    }

    .stat-divider {
        display: none;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .contact-form-wrapper {
        padding: 28px 20px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .stat-number {
        font-size: 2rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }
}