/* ============================================
   Tintorería La Calidad - Stylesheet v3
   Modern, Mobile-First, Premium Design
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
    /* Corporate Colors */
    --color-primary: #004AAE;
    --color-primary-dark: #003A8C;
    --color-primary-light: #1A65CC;
    --color-primary-50: rgba(0, 74, 174, 0.05);
    --color-primary-100: rgba(0, 74, 174, 0.1);
    --color-primary-200: rgba(0, 74, 174, 0.15);

    /* Neutrals */
    --color-bg: #FAFBFD;
    --color-bg-alt: #F1F4F9;
    --color-bg-dark: #0C1929;
    --color-surface: #FFFFFF;
    --color-text: #1A1D26;
    --color-text-light: #5A6178;
    --color-text-muted: #9CA3B8;
    --color-border: #E2E7F0;
    --color-border-light: #EEF1F6;

    /* WhatsApp */
    --color-whatsapp: #25D366;

    /* Social */
    --color-facebook: #1877F2;
    --color-instagram: #E4405F;
    --color-tiktok: #000000;

    /* Modern Typography */
    --font-heading: 'Outfit', system-ui, -apple-system, sans-serif;
    --font-body: 'DM Sans', system-ui, -apple-system, sans-serif;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Radius */
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 22px;
    --radius-xl: 30px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.06);
    --shadow-lg: 0 12px 32px rgba(0,0,0,0.08);
    --shadow-xl: 0 24px 48px rgba(0,0,0,0.1);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;

    /* Container */
    --container-max: 1200px;
    --container-padding: 1.5rem;

    /* Header */
    --header-height: 72px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
    -webkit-text-size-adjust: 100%;
}

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

img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--color-primary-dark); }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; font-size: inherit; }

/* --- Accessibility --- */
.skip-link { position: absolute; top: -100%; left: 0; background: var(--color-primary); color: #fff; padding: var(--space-sm) var(--space-md); z-index: 10000; font-weight: 600; border-radius: 0 0 var(--radius-sm) 0; }
.skip-link:focus { top: 0; }
:focus-visible { outline: 3px solid var(--color-primary-light); outline-offset: 2px; }

/* --- Container --- */
.container { width: 100%; max-width: var(--container-max); margin: 0 auto; padding: 0 var(--container-padding); }

/* --- Section --- */
.section { padding: var(--space-4xl) 0; }
.section-header { text-align: center; max-width: 680px; margin: 0 auto var(--space-3xl); }
.section-tag { display: inline-block; font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.18em; color: var(--color-primary); background: var(--color-primary-50); padding: 6px 16px; border-radius: var(--radius-full); margin-bottom: var(--space-md); font-family: var(--font-heading); }
.section-title { font-family: var(--font-heading); font-size: clamp(1.65rem, 4vw, 2.4rem); font-weight: 700; line-height: 1.2; color: var(--color-text); margin-bottom: var(--space-md); }
.section-desc { font-size: 1.02rem; color: var(--color-text-light); line-height: 1.7; }

/* --- Buttons --- */
.btn { display: inline-flex; align-items: center; gap: var(--space-sm); font-family: var(--font-heading); font-weight: 600; font-size: 0.92rem; padding: 0.75rem 1.5rem; border-radius: var(--radius-full); transition: all var(--transition-base); white-space: nowrap; text-align: center; justify-content: center; }
.btn-primary { background: var(--color-primary); color: #fff; box-shadow: 0 4px 16px rgba(0,74,174,0.3); }
.btn-primary:hover { background: var(--color-primary-dark); transform: translateY(-2px); box-shadow: 0 6px 24px rgba(0,74,174,0.4); color: #fff; }
.btn-outline { background: transparent; color: var(--color-primary); border: 2px solid var(--color-primary); }
.btn-outline:hover { background: var(--color-primary); color: #fff; transform: translateY(-2px); }
.btn-lg { padding: 0.9rem 2rem; font-size: 0.95rem; }
.btn-block { width: 100%; }

/* --- Header --- */
.header { position: fixed; top: 0; left: 0; right: 0; z-index: 1005; background: rgba(250,251,253,0.88); backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px); border-bottom: 1px solid transparent; transition: all var(--transition-base); }
.header.scrolled { background: rgba(250,251,253,0.96); border-bottom-color: var(--color-border-light); box-shadow: var(--shadow-sm); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: var(--header-height); }

/* Logo */
.logo { display: flex; align-items: center; text-decoration: none; flex-shrink: 0; }
.logo-img { height: 48px; width: auto; max-width: 220px; flex-shrink: 0; }

/* Nav */
.nav-list { display: flex; align-items: center; gap: var(--space-lg); }
.nav-link { font-family: var(--font-heading); font-size: 0.88rem; font-weight: 500; color: var(--color-text-light); padding: var(--space-xs) 0; transition: color var(--transition-fast); position: relative; }
.nav-link::after { content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px; background: var(--color-primary); border-radius: 1px; transition: width var(--transition-base); }
.nav-link:hover, .nav-link.active { color: var(--color-primary); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }

.header-cta { padding: 0.5rem 1.2rem; font-size: 0.82rem; }
.header-actions { display: flex; align-items: center; gap: var(--space-md); }

/* Mobile Toggle */
.mobile-toggle { display: none; width: 48px; height: 48px; align-items: center; justify-content: center; border-radius: var(--radius-sm); z-index: 1010; position: relative; }
.hamburger { display: block; width: 24px; height: 2px; background: var(--color-text); position: relative; transition: background var(--transition-fast); }
.hamburger::before, .hamburger::after { content: ''; position: absolute; left: 0; width: 24px; height: 2px; background: var(--color-text); transition: transform var(--transition-base); }
.hamburger::before { top: -7px; }
.hamburger::after { bottom: -7px; }
.mobile-toggle.active .hamburger { background: transparent; }
.mobile-toggle.active .hamburger::before { top: 0; transform: rotate(45deg); }
.mobile-toggle.active .hamburger::after { bottom: 0; transform: rotate(-45deg); }

/* --- Hero --- */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; padding-top: var(--header-height); overflow: hidden; }
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-gradient { position: absolute; inset: 0; background: radial-gradient(ellipse at 20% 50%, rgba(0,74,174,0.05) 0%, transparent 60%), radial-gradient(ellipse at 80% 20%, rgba(0,74,174,0.04) 0%, transparent 50%); }
.hero-pattern { position: absolute; inset: 0; opacity: 0.025; background-image: radial-gradient(circle, var(--color-primary) 1px, transparent 1px); background-size: 48px 48px; }
.hero-content { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3xl); align-items: center; padding: var(--space-3xl) 0; }
.hero-badge { display: inline-block; font-family: var(--font-heading); font-size: 0.78rem; font-weight: 600; color: var(--color-primary); background: var(--color-primary-50); padding: 6px 18px; border-radius: var(--radius-full); margin-bottom: var(--space-lg); letter-spacing: 0.03em; }
.hero-title { font-family: var(--font-heading); font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 800; line-height: 1.12; margin-bottom: var(--space-lg); color: var(--color-text); }
.highlight { background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero-subtitle { font-size: 1.05rem; line-height: 1.75; color: var(--color-text-light); margin-bottom: var(--space-xl); max-width: 520px; }
.hero-cta-group { display: flex; gap: var(--space-md); flex-wrap: wrap; margin-bottom: var(--space-xl); }
.hero-trust { display: flex; gap: var(--space-xl); flex-wrap: wrap; }
.trust-item { display: flex; align-items: center; gap: 6px; font-size: 0.82rem; color: var(--color-text-light); font-weight: 500; }
.trust-item svg { color: var(--color-whatsapp); flex-shrink: 0; }

/* Hero Image */
.hero-image-wrapper { position: relative; border-radius: var(--radius-xl); overflow: hidden; box-shadow: var(--shadow-xl); max-width: 560px; }
.hero-image { width: 100%; aspect-ratio: 3/2; object-fit: cover; display: block; }
.hero-image-overlay { position: absolute; bottom: 0; left: 0; right: 0; background: linear-gradient(transparent, rgba(0,74,174,0.85)); padding: var(--space-xl) var(--space-lg) var(--space-lg); }
.hero-image-overlay .hero-card-text { color: #fff; font-family: var(--font-heading); font-size: 1.1rem; font-weight: 600; text-align: center; margin: 0; }

/* --- Services Showcase --- */
.services { background: var(--color-bg-alt); }
.services-showcase { margin-bottom: var(--space-2xl); border-radius: var(--radius-xl); overflow: hidden; box-shadow: var(--shadow-lg); max-height: 340px; }
.services-showcase-img { width: 100%; height: 340px; object-fit: cover; display: block; transition: transform 0.6s ease; }
.services-showcase:hover .services-showcase-img { transform: scale(1.02); }

/* Service Cards */
.services-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); gap: var(--space-lg); }
.service-card { background: var(--color-surface); border-radius: var(--radius-lg); padding: var(--space-lg); border: 1px solid var(--color-border-light); transition: all var(--transition-base); position: relative; overflow: hidden; }
.service-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light)); opacity: 0; transition: opacity var(--transition-base); }
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: transparent; }
.service-card:hover::before { opacity: 1; }

.service-card-featured { border: 2px solid var(--color-primary); background: linear-gradient(180deg, var(--color-primary-50) 0%, var(--color-surface) 30%); }
.service-card-featured::before { opacity: 1; }
.featured-badge { position: absolute; top: var(--space-md); right: var(--space-md); font-family: var(--font-heading); font-size: 0.68rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; background: var(--color-primary); color: #fff; padding: 3px 10px; border-radius: var(--radius-full); z-index: 2; }

/* Service Card Images */
.service-card-image { width: calc(100% + 2rem); margin: -1rem -1rem 0; height: 170px; overflow: hidden; border-radius: var(--radius-lg) var(--radius-lg) 0 0; }
.service-card-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.service-card:hover .service-card-image img { transform: scale(1.08); }
.service-card-img { padding-top: 0; }
.service-card-img .service-icon { margin-top: var(--space-md); }

.service-icon { width: 48px; height: 48px; margin-bottom: var(--space-sm); color: var(--color-primary); background: var(--color-primary-50); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; padding: var(--space-sm); transition: all var(--transition-base); }
.service-card:hover .service-icon { background: var(--color-primary-100); transform: scale(1.05); }
.service-icon svg { width: 28px; height: 28px; }
.service-title { font-family: var(--font-heading); font-size: 1.1rem; font-weight: 700; margin-bottom: 6px; color: var(--color-text); }
.service-desc { font-size: 0.88rem; color: var(--color-text-light); line-height: 1.65; margin-bottom: var(--space-md); }
.service-link { display: inline-flex; align-items: center; gap: 4px; font-family: var(--font-heading); font-size: 0.82rem; font-weight: 600; color: var(--color-primary); transition: all var(--transition-fast); }
.service-link:hover { gap: var(--space-sm); color: var(--color-primary-dark); }

/* --- About --- */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3xl); align-items: center; }
.about-text { font-size: 0.98rem; line-height: 1.8; color: var(--color-text-light); margin-bottom: var(--space-lg); }
.about-stats { display: flex; gap: var(--space-xl); margin-top: var(--space-xl); }
.stat { text-align: center; }
.stat-number { display: block; font-family: var(--font-heading); font-size: 2.4rem; font-weight: 800; color: var(--color-primary); line-height: 1; }
.stat-label { display: block; font-size: 0.78rem; color: var(--color-text-muted); margin-top: 4px; font-weight: 500; }
.about-image-stack { position: relative; margin-bottom: var(--space-lg); }
.about-main-img { width: 100%; height: 280px; object-fit: cover; border-radius: var(--radius-lg); box-shadow: var(--shadow-md); }
.about-accent-img { position: absolute; bottom: -30px; right: 20px; width: 140px; height: 140px; object-fit: cover; border-radius: var(--radius-md); box-shadow: var(--shadow-lg); border: 4px solid #fff; }
.about-card { background: var(--color-surface); border-radius: var(--radius-xl); padding: var(--space-lg); box-shadow: var(--shadow-lg); border: 1px solid var(--color-border-light); }
.about-card-header { display: flex; align-items: center; gap: var(--space-sm); margin-bottom: var(--space-lg); padding-bottom: var(--space-md); border-bottom: 1px solid var(--color-border-light); color: var(--color-primary); font-family: var(--font-heading); font-weight: 600; font-size: 0.88rem; }
.about-features { display: flex; flex-direction: column; gap: var(--space-md); }
.about-features li { display: flex; align-items: center; gap: var(--space-sm); font-size: 0.88rem; color: var(--color-text); }
.about-features li svg { color: var(--color-primary); flex-shrink: 0; }

/* --- Google Reviews --- */
.reviews { background: var(--color-surface); }
.reviews-widget-wrapper { min-height: 200px; margin-bottom: var(--space-xl); }
.reviews-cta { text-align: center; margin-top: var(--space-xl); }

/* --- Advantages --- */
.advantages { background: var(--color-bg-alt); }
.advantages-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: var(--space-lg); }
.advantage-card { background: var(--color-surface); border-radius: var(--radius-lg); padding: var(--space-xl); border: 1px solid var(--color-border-light); transition: all var(--transition-base); }
.advantage-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.advantage-icon { width: 48px; height: 48px; color: var(--color-primary); margin-bottom: var(--space-md); }
.advantage-icon svg { width: 100%; height: 100%; }
.advantage-card h3 { font-family: var(--font-heading); font-size: 1.05rem; font-weight: 700; margin-bottom: var(--space-sm); color: var(--color-text); }
.advantage-card p { font-size: 0.88rem; color: var(--color-text-light); line-height: 1.65; }

/* --- FAQ --- */
.faq-list { max-width: 760px; margin: 0 auto; }
.faq-item { border: 1px solid var(--color-border-light); border-radius: var(--radius-md); margin-bottom: var(--space-md); background: var(--color-surface); overflow: hidden; transition: all var(--transition-base); }
.faq-item:hover { border-color: var(--color-border); }
.faq-item[open] { border-color: var(--color-primary); box-shadow: var(--shadow-sm); }
.faq-question { display: flex; align-items: center; justify-content: space-between; padding: var(--space-lg); font-family: var(--font-heading); font-weight: 600; font-size: 0.92rem; color: var(--color-text); cursor: pointer; list-style: none; transition: color var(--transition-fast); user-select: none; }
.faq-question::-webkit-details-marker { display: none; }
.faq-question::marker { content: ''; }
.faq-item[open] .faq-question { color: var(--color-primary); }
.faq-icon { flex-shrink: 0; transition: transform var(--transition-base); color: var(--color-text-muted); }
.faq-item[open] .faq-icon { transform: rotate(180deg); color: var(--color-primary); }
.faq-answer { padding: 0 var(--space-lg) var(--space-lg); animation: faqOpen 0.3s ease; }
.faq-answer p { font-size: 0.88rem; line-height: 1.7; color: var(--color-text-light); }
.faq-answer a { color: var(--color-primary); font-weight: 500; text-decoration: underline; text-underline-offset: 2px; }
@keyframes faqOpen { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: translateY(0); } }

/* --- Contact --- */
.contact { background: var(--color-bg-alt); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-2xl); align-items: start; }
.contact-info { display: flex; flex-direction: column; gap: var(--space-lg); }
.contact-storefront { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); max-height: 220px; }
.storefront-img { width: 100%; height: 220px; object-fit: cover; transition: transform 0.5s ease; }
.contact-storefront:hover .storefront-img { transform: scale(1.03); }
.contact-card { background: var(--color-surface); border-radius: var(--radius-lg); padding: var(--space-xl); box-shadow: var(--shadow-md); border: 1px solid var(--color-border-light); }
.contact-item { display: flex; gap: var(--space-md); padding: var(--space-md) 0; }
.contact-item + .contact-item { border-top: 1px solid var(--color-border-light); }
.contact-icon { width: 44px; height: 44px; background: var(--color-primary-50); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; color: var(--color-primary); flex-shrink: 0; }
.contact-item h3 { font-family: var(--font-heading); font-size: 0.88rem; font-weight: 600; color: var(--color-text); margin-bottom: 2px; }
.contact-item p { font-size: 0.84rem; color: var(--color-text-light); line-height: 1.5; }
.contact-item p a { color: var(--color-primary); font-weight: 500; }
.contact-link { display: inline-flex; align-items: center; font-size: 0.78rem; font-weight: 600; color: var(--color-primary); margin-top: var(--space-xs); }
.whatsapp-link { color: var(--color-whatsapp); }
.whatsapp-link:hover { color: #1DA851; }
.map-container { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); border: 1px solid var(--color-border-light); }
.map-container iframe { display: block; }

/* Social Links */
.social-links { display: flex; gap: var(--space-md); align-items: center; }
.social-link { display: flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: var(--radius-sm); background: var(--color-primary-50); color: var(--color-primary); transition: all var(--transition-fast); }
.social-link:hover { background: var(--color-primary); color: #fff; transform: translateY(-2px); }
.social-link svg { width: 20px; height: 20px; }

/* Contact Form */
.contact-form-wrapper { background: var(--color-surface); border-radius: var(--radius-lg); padding: var(--space-xl); box-shadow: var(--shadow-lg); border: 1px solid var(--color-border-light); position: relative; }
.contact-form h3 { font-family: var(--font-heading); font-size: 1.25rem; font-weight: 700; margin-bottom: var(--space-sm); color: var(--color-text); }
.form-desc { font-size: 0.88rem; color: var(--color-text-light); margin-bottom: var(--space-xl); }
.form-group { margin-bottom: var(--space-md); }
.form-group label { display: block; font-family: var(--font-heading); font-size: 0.82rem; font-weight: 600; color: var(--color-text); margin-bottom: 4px; }
.required { color: #E74C3C; }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 0.75rem 1rem; border: 1.5px solid var(--color-border); border-radius: var(--radius-sm); font-size: 0.88rem; color: var(--color-text); background: var(--color-bg); transition: all 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 3px rgba(0,74,174,0.08); }
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--color-text-muted); }
.form-group textarea { resize: vertical; min-height: 100px; }
.form-group select { appearance: none; -webkit-appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%235A6178' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1rem center; padding-right: 2.5rem; }
.form-error { display: block; font-size: 0.76rem; color: #E74C3C; margin-top: 4px; min-height: 1em; }
.form-group.error input, .form-group.error select, .form-group.error textarea { border-color: #E74C3C; }
.form-checkbox { display: flex; align-items: flex-start; gap: var(--space-sm); }
.form-checkbox input[type="checkbox"] { width: 18px; height: 18px; margin-top: 3px; flex-shrink: 0; accent-color: var(--color-primary); cursor: pointer; }
.form-checkbox label { font-size: 0.78rem; color: var(--color-text-light); font-weight: 400; line-height: 1.4; }
.form-checkbox label a { color: var(--color-primary); text-decoration: underline; text-underline-offset: 2px; }
.btn-loading { display: none; animation: spin 1s linear infinite; }
.btn.loading .btn-text { display: none; }
.btn.loading .btn-loading { display: inline-flex; }
@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
.form-success { text-align: center; padding: var(--space-xl); }
.form-success svg { color: #27AE60; margin-bottom: var(--space-md); }
.form-success h3 { color: #27AE60; margin-bottom: var(--space-sm); }

/* --- Privacy Policy Modal --- */
.privacy-modal { display: none; position: fixed; inset: 0; z-index: 10000; align-items: center; justify-content: center; padding: var(--space-md); }
.privacy-modal.open { display: flex; }
.privacy-modal-overlay { position: absolute; inset: 0; background: rgba(0,0,0,0.5); }
.privacy-modal-content { position: relative; background: var(--color-surface); border-radius: var(--radius-lg); max-width: 600px; width: 100%; max-height: 80vh; overflow-y: auto; padding: var(--space-xl); z-index: 1; box-shadow: var(--shadow-xl); }
.privacy-modal-close { position: absolute; top: var(--space-md); right: var(--space-md); width: 36px; height: 36px; border-radius: 50%; background: var(--color-bg-alt); display: flex; align-items: center; justify-content: center; color: var(--color-text-light); transition: all var(--transition-fast); }
.privacy-modal-close:hover { background: var(--color-primary-50); color: var(--color-primary); }
.privacy-modal-content h2 { font-family: var(--font-heading); font-size: 1.3rem; font-weight: 700; color: var(--color-text); margin-bottom: var(--space-lg); }
.privacy-modal-content p { font-size: 0.88rem; color: var(--color-text-light); line-height: 1.7; margin-bottom: var(--space-md); }
.privacy-modal-content h3 { font-family: var(--font-heading); font-size: 1rem; font-weight: 600; color: var(--color-text); margin-bottom: var(--space-sm); margin-top: var(--space-lg); }

/* --- No Break --- */
.no-break { white-space: nowrap; }

/* --- Footer --- */
.footer { background: var(--color-bg-dark); color: rgba(255,255,255,0.65); padding: var(--space-3xl) 0 var(--space-xl); }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: var(--space-2xl); margin-bottom: var(--space-2xl); }
.footer-logo { margin-bottom: var(--space-md); display: inline-flex; }
.footer-logo .logo-img { height: 48px; filter: brightness(0) invert(1); opacity: 0.9; }
.footer-desc { font-size: 0.84rem; line-height: 1.7; color: rgba(255,255,255,0.45); max-width: 280px; margin-bottom: var(--space-md); }
.footer-social { display: flex; gap: var(--space-sm); }
.footer-social a { display: flex; align-items: center; justify-content: center; width: 36px; height: 36px; border-radius: var(--radius-sm); background: rgba(255,255,255,0.08); color: rgba(255,255,255,0.5); transition: all var(--transition-fast); }
.footer-social a:hover { background: var(--color-primary); color: #fff; }
.footer-social a svg { width: 18px; height: 18px; }
.footer-links h4 { font-family: var(--font-heading); font-size: 0.82rem; font-weight: 700; color: #fff; margin-bottom: var(--space-md); text-transform: uppercase; letter-spacing: 0.1em; }
.footer-links ul { display: flex; flex-direction: column; gap: var(--space-sm); }
.footer-links a { font-size: 0.84rem; color: rgba(255,255,255,0.45); transition: color var(--transition-fast); }
.footer-links a:hover { color: rgba(255,255,255,0.9); }
.footer-links li { font-size: 0.84rem; color: rgba(255,255,255,0.45); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.06); padding-top: var(--space-xl); text-align: center; }
.footer-bottom p { font-size: 0.78rem; color: rgba(255,255,255,0.3); }

/* --- WhatsApp Float --- */
.whatsapp-float { position: fixed; bottom: var(--space-xl); right: var(--space-xl); width: 58px; height: 58px; background: var(--color-whatsapp); border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 20px rgba(37,211,102,0.4); z-index: 999; transition: all var(--transition-base); opacity: 0; transform: scale(0.8); pointer-events: none; }
.whatsapp-float.visible { opacity: 1; transform: scale(1); pointer-events: all; }
.whatsapp-float:hover { transform: scale(1.1); box-shadow: 0 6px 28px rgba(37,211,102,0.5); }
.whatsapp-tooltip { position: absolute; right: 70px; top: 50%; transform: translateY(-50%); background: #fff; color: var(--color-text); font-family: var(--font-heading); font-size: 0.78rem; font-weight: 500; padding: var(--space-sm) var(--space-md); border-radius: var(--radius-sm); box-shadow: var(--shadow-lg); white-space: nowrap; opacity: 0; pointer-events: none; transition: opacity var(--transition-fast); }
.whatsapp-float:hover .whatsapp-tooltip { opacity: 1; }

/* --- Back to Top --- */
.back-to-top { position: fixed; bottom: var(--space-xl); left: var(--space-xl); width: 44px; height: 44px; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--color-text); box-shadow: var(--shadow-md); z-index: 998; opacity: 0; transform: translateY(20px); pointer-events: none; transition: all var(--transition-base); }
.back-to-top.visible { opacity: 1; transform: translateY(0); pointer-events: all; }
.back-to-top:hover { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* --- Animations --- */
.fade-in { opacity: 0; transform: translateY(28px); transition: opacity 0.5s ease, transform 0.5s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ============================
   RESPONSIVE - MOBILE FIRST
   ============================ */

/* Tablet */
@media (max-width: 1024px) {
    .hero-content { grid-template-columns: 1fr; text-align: center; }
    .hero-subtitle { margin-left: auto; margin-right: auto; }
    .hero-cta-group { justify-content: center; }
    .hero-trust { justify-content: center; }
    .hero-visual { order: -1; }
    .hero-image-wrapper { max-width: 440px; margin: 0 auto; }
    .services-showcase { max-height: 260px; }
    .services-showcase-img { height: 260px; }
    .about-grid { grid-template-columns: 1fr; }
    .about-visual { order: -1; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-xl); }
}

/* Mobile */
@media (max-width: 768px) {
    :root {
        --container-padding: 1.25rem;
        --header-height: 64px;
    }

    /* Mobile Nav Drawer - CRITICAL FIX */
    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 85%;
        max-width: 320px;
        height: 100vh;
        height: 100dvh;
        background: var(--color-surface);
        box-shadow: var(--shadow-xl);
        z-index: 1002;
        transition: right var(--transition-slow);
        padding: 100px var(--space-xl) var(--space-xl);
        overflow-y: auto;
    }
    .nav.open { right: 0; }
    .nav-list { flex-direction: column; gap: 0; align-items: stretch; }
    .nav-link {
        display: flex;
        align-items: center;
        padding: 16px 20px;
        font-size: 1.05rem;
        border-radius: var(--radius-sm);
        color: var(--color-text);
        transition: all var(--transition-fast);
    }
    .nav-link:hover, .nav-link.active {
        background: var(--color-primary-50);
        color: var(--color-primary);
    }
    .nav-link::after { display: none; }
    .nav-link {
        -webkit-tap-highlight-color: transparent;
        touch-action: manipulation;
        cursor: pointer;
    }

    /* Overlay must be below nav but above content */
    .nav-overlay {
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.5);
        z-index: 1001;
        opacity: 0;
        pointer-events: none;
        transition: opacity var(--transition-slow);
    }
    .nav-overlay.active { opacity: 1; pointer-events: all; }

    .mobile-toggle { display: flex; }
    .header-cta { display: none; }

    /* Mobile Hero - SHOW BANNER */
    .hero { min-height: auto; padding-top: var(--header-height); }
    .hero-content {
        padding: var(--space-xl) 0;
        gap: var(--space-lg);
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-text {
        padding: 0 10px;
    }
    .hero-title { font-size: clamp(1.7rem, 7vw, 2.4rem); }
    .hero-visual { display: block; order: -1; }
    .hero-image-wrapper { max-width: 100%; margin: 0 auto; }
    .hero-scroll-indicator { display: none; }
    .hero-badge { margin-left: auto; margin-right: auto; }
    .hero-cta-group { justify-content: center; padding: 0 10px; }
    .hero-trust { justify-content: center; padding: 0 10px; }

    /* Logo bigger on mobile */
    .logo-img { height: 44px; max-width: 200px; }

    /* Mobile Sections */
    .section { padding: var(--space-2xl) 0; }
    .section-header { margin-bottom: var(--space-xl); padding: 0 var(--space-sm); }
    .services-showcase {
        max-height: 180px;
        margin-left: calc(-1 * var(--container-padding));
        margin-right: calc(-1 * var(--container-padding));
        border-radius: 0;
    }
    .services-showcase-img { height: 180px; }
    .services-grid { grid-template-columns: 1fr; gap: var(--space-md); }
    .advantages-grid { grid-template-columns: 1fr; }

    /* Mobile Service Cards */
    .service-card { padding: var(--space-md); }
    .service-card-image {
        width: calc(100% + 2rem);
        margin: -0.75rem -0.75rem 0;
        height: 160px;
        border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    }

    /* Mobile About */
    .about-stats { gap: var(--space-lg); }
    .stat-number { font-size: 2rem; }
    .about-main-img { height: 200px; }
    .about-accent-img { width: 100px; height: 100px; bottom: -20px; right: 12px; }
    .about-card { padding: var(--space-md); }

    /* Mobile Reviews - Elfsight widget is responsive */

    /* Mobile Contact */
    .contact-storefront { max-height: 180px; }
    .storefront-img { height: 180px; }
    .contact-form-wrapper { padding: var(--space-lg); }

    /* Mobile Footer */
    .footer-grid { grid-template-columns: 1fr; gap: var(--space-xl); }

    /* Mobile Floating Elements */
    .whatsapp-float { bottom: var(--space-md); right: var(--space-md); width: 52px; height: 52px; }
    .whatsapp-tooltip { display: none; }
    .back-to-top { bottom: var(--space-md); left: var(--space-md); width: 40px; height: 40px; }
}

/* Small Mobile */
@media (max-width: 420px) {
    :root { --container-padding: 1rem; }

    .hero-cta-group { flex-direction: column; }
    .hero-cta-group .btn { width: 100%; }
    .hero-trust { flex-direction: column; gap: var(--space-sm); align-items: center; }
    .logo-img { height: 38px; max-width: 180px; }
    .about-stats { flex-wrap: wrap; }
    .btn-lg { padding: 0.85rem 1.5rem; font-size: 0.9rem; }
    .privacy-modal-content { padding: var(--space-lg); margin: var(--space-sm); }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
    .fade-in { opacity: 1; transform: none; }
}

/* Print */
@media print {
    .header, .whatsapp-float, .back-to-top, .hero-bg { display: none !important; }
    .hero { padding-top: 0; min-height: auto; }
    body { font-size: 12pt; color: #000; }
    a { color: #000; text-decoration: underline; }
}