/* ========================================
   SUGARSON DRIVING SCHOOL - PROFESSIONAL CSS
   Conversion-Focused Design System
======================================== */

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

:root {
    /* Professional Navy & Gold Palette */
    --primary: #1e3a5f;
    --primary-dark: #152a45;
    --primary-light: #2d5a8a;
    --secondary: #c9a227;
    --secondary-dark: #a8851d;
    --accent: #d4af37;
    
    /* Neutrals */
    --dark: #0a1628;
    --dark-2: #152238;
    --gray-900: #1a2744;
    --gray-700: #3d4f6f;
    --gray-600: #5a6d8a;
    --gray-500: #7a8ba5;
    --gray-400: #9ca8bc;
    --gray-300: #c5ced9;
    --gray-200: #e2e7ed;
    --gray-100: #f0f3f6;
    --gray-50: #f7f9fb;
    --white: #ffffff;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary), var(--primary-light));
    --gradient-dark: linear-gradient(135deg, var(--dark), var(--dark-2));
    --gradient-accent: linear-gradient(135deg, var(--secondary), var(--accent));
    
    /* Typography */
    --font-heading: 'Plus Jakarta Sans', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 12px 28px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);
    --shadow-primary: 0 8px 24px rgba(30, 58, 95, 0.25);
    
    /* Radius */
    --radius: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: all 0.2s ease;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-700);
    background: var(--white);
    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;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

@media (min-width: 768px) {
    .container {
        padding: 0 40px;
    }
}

/* ========================================
   BUTTONS
======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 15px;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-lg {
    padding: 18px 36px;
    font-size: 16px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(30, 58, 95, 0.35);
}

.btn-outline {
    background: transparent;
    color: var(--dark);
    border: 2px solid var(--gray-300);
}

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: rgba(30, 58, 95, 0.05);
}

.btn-white {
    background: var(--white);
    color: var(--primary);
    box-shadow: var(--shadow-lg);
}

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

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

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

.btn-whatsapp {
    background: #25D366;
    color: var(--white);
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
    background: #128C7E;
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(37, 211, 102, 0.4);
}

.btn-full {
    width: 100%;
}

/* ========================================
   HEADER
======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gray-100);
    transition: var(--transition);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
    border-bottom: none;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

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

.logo-img {
    height: 40px;
    width: auto;
    transition: var(--transition-fast);
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.02em;
}

.logo:hover .logo-img {
    transform: scale(1.02);
}

.logo:hover .logo-text {
    color: var(--primary-light);
}

.nav {
    display: none;
    align-items: center;
    gap: 32px;
}

.nav-link {
    font-size: 15px;
    font-weight: 500;
    color: var(--gray-600);
    transition: var(--transition-fast);
    position: relative;
}

.nav-link:hover {
    color: var(--primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition-fast);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--primary);
    color: var(--white);
    font-weight: 600;
    font-size: 14px;
    border-radius: var(--radius-full);
    transition: var(--transition);
}

.nav-cta:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

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

.menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--dark);
    border-radius: 2px;
    transition: var(--transition);
}

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

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

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

@media (min-width: 768px) {
    .nav {
        display: flex;
    }
    .menu-toggle {
        display: none;
    }
}

/* Mobile Nav */
.nav.mobile-open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--white);
    padding: 24px;
    box-shadow: var(--shadow-lg);
    gap: 16px;
}

.nav.mobile-open .nav-link {
    padding: 12px 0;
    border-bottom: 1px solid var(--gray-100);
}

/* ========================================
   HERO
======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 100px 0 60px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(10, 22, 40, 0.85) 0%, rgba(30, 58, 95, 0.75) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 24px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 18px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(8px);
    border-radius: var(--radius-full);
    font-size: 14px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 24px;
}

.pulse {
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(32px, 6vw, 56px);
    font-weight: 800;
    line-height: 1.1;
    color: var(--white);
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

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

.hero-subtitle {
    font-size: 18px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 32px;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}

.hero-subtitle strong {
    color: var(--accent);
}

.hero-actions {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 48px;
}

.hero-trust {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
}

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

.trust-number {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 800;
    color: var(--white);
}

.trust-label {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 2px;
}

.trust-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
}

@media (min-width: 768px) {
    .hero-actions {
        flex-direction: row;
        justify-content: center;
    }
}

.hero-scroll {
    position: absolute;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    z-index: 2;
}

.hero-scroll svg {
    color: rgba(255, 255, 255, 0.5);
    animation: chevronBounce 2s ease-in-out infinite;
}

.hero-scroll svg:nth-child(2) {
    animation-delay: 0.2s;
    color: rgba(255, 255, 255, 0.35);
}

@keyframes chevronBounce {
    0%, 100% { transform: translateY(0); opacity: 0.5; }
    50% { transform: translateY(6px); opacity: 0.8; }
}

/* ========================================
   SECTIONS - Common
======================================== */
section {
    padding: 80px 0;
}

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

.section-header.center {
    text-align: center;
}

.section-tag {
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 800;
    color: var(--dark);
    line-height: 1.2;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-desc {
    font-size: 17px;
    color: var(--gray-500);
    max-width: 600px;
}

.section-header.center .section-desc {
    margin: 0 auto;
}

/* ========================================
   SERVICES
======================================== */
.services {
    background: var(--gray-50);
}

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

.service-card {
    position: relative;
    padding: 32px;
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-100);
    transition: var(--transition);
}

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

.service-card.featured {
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.03), rgba(0, 201, 167, 0.03));
    border-color: var(--primary);
}

.service-popular {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 6px 12px;
    background: var(--accent);
    color: var(--dark);
    font-size: 11px;
    font-weight: 700;
    border-radius: var(--radius-full);
    text-transform: uppercase;
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius);
    color: var(--white);
    margin-bottom: 20px;
}

.service-title {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
}

.service-desc {
    font-size: 15px;
    color: var(--gray-500);
    line-height: 1.6;
    margin-bottom: 20px;
}

.service-link {
    font-size: 15px;
    font-weight: 600;
    color: var(--primary);
    transition: var(--transition-fast);
}

.service-link:hover {
    color: var(--primary-dark);
}

@media (min-width: 640px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ========================================
   WHY US
======================================== */
.why-us {
    background: var(--white);
}

.why-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    align-items: center;
}

.why-intro {
    font-size: 17px;
    color: var(--gray-600);
    margin-bottom: 32px;
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

.feature-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.feature-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 107, 53, 0.1);
    border-radius: var(--radius);
    color: var(--primary);
}

.feature-item h4 {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 4px;
}

.feature-item p {
    font-size: 14px;
    color: var(--gray-500);
}

.why-visual {
    display: none;
    position: relative;
}

.why-image-container {
    position: relative;
}

.why-image {
    width: 100%;
    max-width: 400px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.why-stats-card {
    position: absolute;
    bottom: -20px;
    right: -20px;
    padding: 24px 32px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    text-align: center;
}

.stat-big {
    font-family: var(--font-heading);
    font-size: 36px;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@media (min-width: 768px) {
    .why-grid {
        grid-template-columns: 1fr 1fr;
        gap: 80px;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .why-visual {
        display: block;
    }
}

/* ========================================
   TESTIMONIALS
======================================== */
.testimonials {
    background: var(--gray-50);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

.testimonial-card {
    padding: 32px;
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-100);
}

.testimonial-stars {
    color: var(--accent);
    font-size: 18px;
    margin-bottom: 16px;
    letter-spacing: 2px;
}

.testimonial-text {
    font-size: 16px;
    line-height: 1.7;
    color: var(--gray-700);
    margin-bottom: 24px;
    font-style: italic;
}

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

.author-avatar {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    color: var(--white);
    font-weight: 700;
    font-size: 14px;
    border-radius: 50%;
}

.author-name {
    font-weight: 600;
    color: var(--dark);
    font-size: 15px;
}

.author-location {
    font-size: 13px;
    color: var(--gray-500);
}

@media (min-width: 768px) {
    .testimonials-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ========================================
   CONTACT
======================================== */
.contact {
    background: var(--gray-50);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
    max-width: 900px;
    margin: 0 auto;
}

.contact-card {
    padding: 32px;
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    text-align: center;
    transition: var(--transition);
}

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

.contact-card a {
    color: inherit;
}

.contact-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    color: var(--white);
}

.contact-card h3 {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 8px;
}

.contact-card p {
    font-size: 16px;
    color: var(--gray-600);
}

@media (min-width: 768px) {
    .contact-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.contact-card-whatsapp {
    border-color: #25D366;
}

.contact-card-whatsapp:hover {
    border-color: #128C7E;
    background: rgba(37, 211, 102, 0.05);
}

.contact-icon-whatsapp {
    background: #25D366 !important;
}

/* ========================================
   AREAS
======================================== */
.areas {
    background: var(--gray-50);
}

.areas-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
    margin-bottom: 24px;
}

.area-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 24px;
    background: var(--white);
    border-radius: var(--radius-full);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.area-item:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-sm);
}

.area-marker {
    color: var(--primary);
}

.area-name {
    font-weight: 600;
    color: var(--dark);
    font-size: 15px;
}

.areas-note {
    text-align: center;
    font-size: 15px;
    color: var(--gray-500);
}

.areas-note a {
    color: var(--primary);
    font-weight: 600;
}

.areas-note a:hover {
    text-decoration: underline;
}

/* ========================================
   FINAL CTA
======================================== */
.final-cta {
    background: var(--gradient-dark);
    padding: 80px 0;
}

.cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-content h2 {
    font-family: var(--font-heading);
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 800;
    color: var(--white);
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 18px;
    color: var(--gray-300);
    margin-bottom: 32px;
}

.cta-buttons {
    display: flex;
    flex-direction: column;
    gap: 16px;
    justify-content: center;
    align-items: center;
}

@media (min-width: 640px) {
    .cta-buttons {
        flex-direction: row;
    }
}

/* ========================================
   FOOTER
======================================== */
.footer {
    background: var(--dark);
    padding: 60px 0 24px;
}

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

.footer-logo {
    height: 48px;
    width: auto;
    margin-bottom: 16px;
}

.footer-brand p {
    font-size: 15px;
    color: var(--gray-400);
    max-width: 280px;
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
}

.footer-links ul,
.footer-contact ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a,
.footer-contact a {
    font-size: 15px;
    color: var(--gray-400);
    transition: var(--transition-fast);
}

.footer-links a:hover,
.footer-contact a:hover {
    color: var(--white);
}

.footer-contact li {
    font-size: 15px;
    color: var(--gray-400);
}

.whatsapp-card {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-top: 16px;
    padding: 12px 20px;
    background: #25D366;
    color: var(--white);
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition);
}

.whatsapp-card:hover {
    background: #128C7E;
    transform: translateY(-2px);
    color: var(--white);
}

.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid var(--gray-700);
    text-align: center;
}

.footer-bottom p {
    font-size: 14px;
    color: var(--gray-500);
}

@media (min-width: 768px) {
    .footer-main {
        grid-template-columns: 2fr 1fr 1fr;
    }
}

/* ========================================
   ANIMATIONS
======================================== */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}