/* ==========================================
   PROFESSIONAL SYMMETRIC DESIGN SYSTEM
   Mobile Phone Repair Service
   ========================================== */

/* ===== CSS Custom Properties (Design Tokens) ===== */
:root {
    /* Primary Colors - Professional Blue Palette */
    --primary-50: #eff6ff;
    --primary-100: #dbeafe;
    --primary-200: #bfdbfe;
    --primary-300: #93c5fd;
    --primary-400: #60a5fa;
    --primary-500: #3b82f6;
    --primary-600: #2563eb;
    --primary-700: #1d4ed8;
    --primary-800: #1e40af;
    --primary-900: #1e3a8a;
    
    /* Secondary Colors - Warm Orange Palette */
    --secondary-50: #fff7ed;
    --secondary-100: #ffedd5;
    --secondary-200: #fed7aa;
    --secondary-300: #fdba74;
    --secondary-400: #fb923c;
    --secondary-500: #f97316;
    --secondary-600: #ea580c;
    --secondary-700: #c2410c;
    --secondary-800: #9a3412;
    --secondary-900: #7c2d12;
    
    /* Accent Colors - Success Green */
    --accent-50: #f0fdf4;
    --accent-100: #dcfce7;
    --accent-200: #bbf7d0;
    --accent-300: #86efac;
    --accent-400: #4ade80;
    --accent-500: #22c55e;
    --accent-600: #16a34a;
    --accent-700: #15803d;
    --accent-800: #166534;
    --accent-900: #14532d;
    
    /* Neutral Gray Palette */
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Semantic Colors */
    --success: var(--accent-600);
    --warning: #f59e0b;
    --error: #ef4444;
    --info: var(--primary-600);
    
    /* Typography Scale */
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Helvetica Neue', sans-serif;
    --font-serif: Georgia, 'Times New Roman', serif;
    --font-mono: 'Courier New', Courier, monospace;
    
    /* Font Sizes - Perfect Scale */
    --text-xs: 0.75rem;      /* 12px */
    --text-sm: 0.875rem;     /* 14px */
    --text-base: 1rem;       /* 16px */
    --text-lg: 1.125rem;     /* 18px */
    --text-xl: 1.25rem;      /* 20px */
    --text-2xl: 1.5rem;      /* 24px */
    --text-3xl: 1.875rem;    /* 30px */
    --text-4xl: 2.25rem;     /* 36px */
    --text-5xl: 3rem;        /* 48px */
    --text-6xl: 3.75rem;     /* 60px */
    
    /* Spacing Scale - Perfect 8px Grid System */
    --space-0: 0;
    --space-1: 0.25rem;      /* 4px */
    --space-2: 0.5rem;       /* 8px */
    --space-3: 0.75rem;      /* 12px */
    --space-4: 1rem;         /* 16px */
    --space-5: 1.25rem;      /* 20px */
    --space-6: 1.5rem;       /* 24px */
    --space-8: 2rem;         /* 32px */
    --space-10: 2.5rem;      /* 40px */
    --space-12: 3rem;        /* 48px */
    --space-16: 4rem;        /* 64px */
    --space-20: 5rem;        /* 80px */
    --space-24: 6rem;        /* 96px */
    --space-32: 8rem;        /* 128px */
    
    /* Border Radius */
    --radius-none: 0;
    --radius-sm: 0.125rem;
    --radius-base: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;
    --radius-3xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows - Layered Elevation */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Z-Index Scale */
    --z-0: 0;
    --z-10: 10;
    --z-20: 20;
    --z-30: 30;
    --z-40: 40;
    --z-50: 50;
    --z-modal: 1000;
    --z-toast: 1100;
    --z-tooltip: 1200;
    
    /* Container Widths */
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1280px;
    --container-2xl: 1536px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-sans);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--gray-900);
    background: #ffffff;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--gray-900);
    margin-bottom: var(--space-4);
}

h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-3xl); }
h4 { font-size: var(--text-2xl); }
h5 { font-size: var(--text-xl); }
h6 { font-size: var(--text-lg); }

p {
    margin-bottom: var(--space-4);
    color: var(--gray-600);
    line-height: 1.75;
}

a {
    color: var(--primary-600);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-700);
}

/* ===== Container System ===== */
.container {
    width: 100%;
    max-width: var(--container-xl);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--space-6);
    padding-right: var(--space-6);
}

/* ===== Header - Perfect Symmetric Layout ===== */
header {
    background: linear-gradient(135deg, #ffffff 0%, var(--gray-50) 100%);
    border-bottom: 1px solid var(--gray-200);
    position: relative;
    z-index: var(--z-modal);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

/* Sticky header on desktop */
@media (min-width: 1025px) {
    header {
        position: sticky;
        top: 0;
    }
}

/* Sticky logo on mobile */
@media (max-width: 768px) {
    header .logo {
        position: sticky;
        top: 0;
        z-index: var(--z-modal);
        background: #ffffff;
        padding: var(--space-2) 0;
        margin-bottom: var(--space-3);
    }
}

header .container {
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: center;
    gap: var(--space-8);
    padding-top: var(--space-6);
    padding-bottom: var(--space-6);
}

header .logo {
    height: 70px;
    width: auto;
    transition: transform var(--transition-base);
}

header .logo:hover {
    transform: scale(1.05);
}

header nav {
    justify-self: end;
}

header nav ul {
    list-style: none;
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-wrap: wrap;
    justify-content: flex-end;
}

header nav ul li {
    margin: 0;
}

header nav ul li a,
header nav ul li button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3) var(--space-6);
    background: linear-gradient(135deg, var(--primary-600), var(--primary-500));
    color: #ffffff;
  border: none;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: var(--text-sm);
  cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
    white-space: nowrap;
}

header nav ul li a:hover,
header nav ul li button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--primary-700), var(--primary-600));
}

/* ===== Discount Banner - Symmetric Scrolling ===== */
.discount-banner {
    overflow: hidden;
    background: linear-gradient(135deg, var(--secondary-400), var(--secondary-500));
    padding: var(--space-6) 0;
    border-bottom: 3px solid var(--secondary-600);
    position: relative;
    white-space: nowrap;
}

.discount-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        45deg,
        transparent,
        transparent 15px,
        rgba(255, 255, 255, 0.1) 15px,
        rgba(255, 255, 255, 0.1) 30px
    );
    pointer-events: none;
}

.discount-banner p {
    display: inline-block;
    white-space: nowrap;
    font-size: var(--text-xl);
    font-weight: 700;
    color: #ffffff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    animation: scroll-infinite 25s linear infinite;
    margin: 0;
    padding: 0 var(--space-8);
}

@media (max-width: 768px) {
    .discount-banner {
        padding: var(--space-4) 0;
    }
    
    .discount-banner p {
        font-size: var(--text-base);
        padding: 0 var(--space-4);
    }
}

@keyframes scroll-infinite {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ===== Hero Section - Perfect Symmetric Grid ===== */
#hero {
    background: linear-gradient(135deg, var(--primary-50) 0%, var(--primary-100) 100%);
    padding: var(--space-20) 0;
    position: relative;
    overflow: hidden;
}

#hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(59, 130, 246, 0.1) 0%, transparent 60%);
    pointer-events: none;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    gap: var(--space-12);
    align-items: center;
    max-width: var(--container-2xl);
    margin: 0 auto;
    padding: 0 var(--space-6);
    position: relative;
    z-index: 1;
}

.hero-text {
    text-align: center;
    max-width: 100%;
}

.hero-text h1 {
    font-size: var(--text-5xl);
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: var(--space-6);
    line-height: 1.1;
}

.hero-text h2 {
    font-size: var(--text-2xl);
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: var(--space-6);
}

.hero-text p {
    font-size: var(--text-lg);
    color: var(--gray-600);
    margin-bottom: var(--space-3);
        display: flex;
    align-items: center;
        justify-content: center;
    gap: var(--space-2);
}

.promo-image-container,
.combined-image-container {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.promo-image,
.combined-image {
    width: 100%;
    height: auto;
    border-radius: var(--radius-3xl);
    box-shadow: var(--shadow-2xl);
    transition: transform var(--transition-slow);
}

.promo-image:hover,
.combined-image:hover {
    transform: scale(1.05) rotate(2deg);
}

/* ===== CTA Buttons - Perfect Symmetry ===== */
.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-5) var(--space-10);
    background: linear-gradient(135deg, var(--secondary-500), var(--secondary-600));
    color: #ffffff;
    font-weight: 700;
    font-size: var(--text-lg);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
    border: none;
    cursor: pointer;
    text-align: center;
    margin-top: var(--space-8);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-2xl);
    background: linear-gradient(135deg, var(--secondary-600), var(--secondary-700));
    color: #ffffff;
}

/* ===== Services Section ===== */
#services-and-faq {
    max-width: var(--container-2xl);
    margin: var(--space-12) auto;
    padding: 0 var(--space-6);
}

/* ===== FAQ Section ===== */
#faq-section {
    max-width: var(--container-2xl);
    margin: var(--space-10) auto;
    padding: 0 var(--space-6);
}

#repairs {
    background: #ffffff;
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
}

#faq {
    background: #ffffff;
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
    width: 100%;
}

#repairs:hover,
#faq:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-2xl);
}

#repairs h2,
#faq h2 {
    font-size: var(--text-2xl);
    color: var(--primary-600);
    margin-bottom: var(--space-6);
    text-align: center;
    padding-bottom: var(--space-3);
    border-bottom: 2px solid var(--primary-100);
}

.service-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
}

.service-list li {
    background: linear-gradient(135deg, var(--gray-50), #ffffff);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-lg);
    border-left: 3px solid var(--primary-500);
    font-weight: 600;
    font-size: var(--text-sm);
    color: var(--gray-700);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.service-list li:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
    border-left-color: var(--secondary-500);
    background: linear-gradient(135deg, var(--primary-50), #ffffff);
}

/* Desktop: 2-column FAQ layout */
@media (min-width: 1025px) {
    #faq {
        display: flex;
        flex-direction: column;
    }
    
    #faq > div {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: var(--space-3);
    }
}

#faq details {
    margin-bottom: var(--space-3);
    background: var(--gray-50);
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    border: 2px solid var(--gray-200);
    transition: all var(--transition-base);
}

#faq details:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--primary-300);
}

#faq details[open] {
    background: linear-gradient(135deg, var(--primary-50), #ffffff);
    border-color: var(--primary-400);
}

#faq details summary {
    cursor: pointer;
    font-weight: 700;
    font-size: var(--text-sm);
    color: var(--gray-800);
    padding: var(--space-2);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

#faq details summary::after {
    content: '▼';
    font-size: 0.7rem;
    color: var(--primary-600);
    transition: transform var(--transition-fast);
}

#faq details[open] summary::after {
    transform: rotate(180deg);
}

#faq details summary:hover {
    color: var(--primary-600);
}

#faq details p {
    margin-top: var(--space-3);
    padding-left: var(--space-3);
    color: var(--gray-600);
    font-size: var(--text-sm);
    line-height: 1.6;
}

/* ===== Appointment Section - Perfect Centered Form ===== */
#schedule-appointment {
    background: linear-gradient(135deg, #ffffff 0%, var(--gray-50) 100%);
    padding: 48px 40px;
    border-radius: var(--radius-3xl);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    margin: var(--space-12) auto;
    max-width: 900px;
    border: 1px solid var(--gray-200);
    width: 100%;
    box-sizing: border-box;
}

#schedule-appointment h2 {
    text-align: center;
    color: var(--primary-600);
    font-size: var(--text-4xl);
    margin-bottom: var(--space-3);
    font-weight: 700;
    line-height: 1.2;
}

#schedule-appointment > p {
    text-align: center;
    color: var(--gray-600);
    font-size: var(--text-lg);
    margin-bottom: var(--space-10);
    line-height: 1.6;
}

/* Desktop/Tablet: Professional 2-column layout */
#schedule-appointment form {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-5) var(--space-6);
    align-items: start;
}

/* Full-width elements on desktop */
#schedule-appointment form details,
#schedule-appointment form button[type="submit"],
#schedule-appointment form > script,
#schedule-appointment form > input[type="hidden"] {
    grid-column: 1 / -1;
}

/* Field groups - each label above its input */
#schedule-appointment form label {
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: var(--space-2);
    display: block;
    font-size: var(--text-sm);
    margin-top: 0;
}

/* Row 1: Name label and Phone label */
#schedule-appointment form label[for="name"] {
    grid-column: 1;
    grid-row: 1;
}

#schedule-appointment form label[for="phone"] {
    grid-column: 2;
    grid-row: 1;
}

/* Row 2: Name input and Phone input */
#schedule-appointment form input[name="name"] {
    grid-column: 1;
    grid-row: 2;
}

#schedule-appointment form input[name="phone"] {
    grid-column: 2;
    grid-row: 2;
}

/* Row 3: Email label and Date label */
#schedule-appointment form label[for="email"] {
    grid-column: 1;
    grid-row: 3;
}

#schedule-appointment form label[for="date"] {
    grid-column: 2;
    grid-row: 3;
}

/* Row 4: Email input and Date input */
#schedule-appointment form input[name="email"] {
    grid-column: 1;
    grid-row: 4;
}

#schedule-appointment form input[name="date"] {
    grid-column: 2;
    grid-row: 4;
}

/* Details and button at the end */
#schedule-appointment form details {
    grid-row: 5;
}

#schedule-appointment form button[type="submit"] {
    grid-row: 6;
}

/* Appointment form inputs styling */
#schedule-appointment form input,
#schedule-appointment form select,
#schedule-appointment form textarea {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-lg);
    font-size: var(--text-base);
    font-family: var(--font-sans);
    transition: all var(--transition-fast);
    background: #ffffff;
    box-sizing: border-box;
}

#schedule-appointment form input:focus,
#schedule-appointment form select:focus,
#schedule-appointment form textarea:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px var(--primary-100);
}

/* Submit button styling */
#schedule-appointment form button[type="submit"] {
    margin-top: var(--space-4);
    padding: 16px 32px;
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    color: #ffffff;
    border: none;
    border-radius: var(--radius-xl);
    font-size: var(--text-lg);
    font-weight: 700;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-lg);
    text-align: center;
    width: 100%;
}

#schedule-appointment form button[type="submit"]:hover {
    background: linear-gradient(135deg, var(--primary-700), var(--primary-800));
    box-shadow: var(--shadow-xl);
    transform: translateY(-2px);
}

#schedule-appointment form button[type="submit"]:active {
    transform: translateY(0);
}

/* Details section styling */
#schedule-appointment form details {
    background: var(--gray-50);
    padding: 20px;
    border-radius: var(--radius-xl);
    border: 2px solid var(--gray-200);
    margin-top: 0;
    cursor: pointer;
    transition: all var(--transition-fast);
}

#schedule-appointment form details:hover {
    border-color: var(--primary-300);
    background: var(--gray-100);
}

#schedule-appointment form details summary {
    font-weight: 600;
    color: var(--primary-600);
    cursor: pointer;
    user-select: none;
    padding: 4px 0;
    font-size: var(--text-base);
    list-style: none;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

#schedule-appointment form details summary::-webkit-details-marker {
    display: none;
}

#schedule-appointment form details[open] summary {
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--gray-300);
}

#schedule-appointment form .more-details {
    display: grid;
    gap: var(--space-4);
    margin-top: var(--space-4);
}

/* Tablet: Maintain 2-column layout */
@media (max-width: 1024px) and (min-width: 769px) {
    #schedule-appointment {
        padding: 40px 32px;
        margin: var(--space-16) auto;
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.07);
    }
    
    #schedule-appointment h2 {
        font-size: var(--text-3xl);
        margin-bottom: var(--space-3);
    }
    
    #schedule-appointment > p {
        font-size: var(--text-base);
        margin-bottom: var(--space-8);
    }
    
    #schedule-appointment form {
        gap: var(--space-4) var(--space-5);
    }
    
    #schedule-appointment form input,
    #schedule-appointment form select,
    #schedule-appointment form textarea {
        padding: 12px 14px;
        font-size: 0.95rem;
    }
    
    #schedule-appointment form button[type="submit"] {
        margin-top: var(--space-3);
        padding: 14px 28px;
        font-size: var(--text-base);
    }
    
    #schedule-appointment form details {
        padding: 16px;
    }
}

/* Mobile: Compact 2-column form */
@media (max-width: 768px) {
    #schedule-appointment {
        margin-top: var(--space-8);
        padding: 32px 20px;
        box-shadow: 0 6px 20px rgba(0, 0, 0, 0.06);
    }
    
    #schedule-appointment h2 {
        font-size: var(--text-2xl);
        margin-bottom: var(--space-2);
    }
    
    #schedule-appointment > p {
        font-size: 0.95rem;
        margin-bottom: var(--space-6);
    }
    
    /* Mobile: Tight 2-column grid */
    #schedule-appointment form {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-3) var(--space-3);
    }
    
    /* Full-width elements on mobile */
    #schedule-appointment form details,
    #schedule-appointment form button[type="submit"],
    #schedule-appointment form > script,
    #schedule-appointment form > input[type="hidden"] {
        grid-column: 1 / -1;
    }
    
    /* Row 1: Name label and Phone label */
    #schedule-appointment form label[for="name"] {
        grid-column: 1;
        grid-row: 1;
        margin-bottom: var(--space-1);
    }
    
    #schedule-appointment form label[for="phone"] {
        grid-column: 2;
        grid-row: 1;
        margin-bottom: var(--space-1);
    }
    
    /* Row 2: Name input and Phone input */
    #schedule-appointment form input[name="name"] {
        grid-column: 1;
        grid-row: 2;
    }
    
    #schedule-appointment form input[name="phone"] {
        grid-column: 2;
        grid-row: 2;
    }
    
    /* Row 3: Email label and Date label */
    #schedule-appointment form label[for="email"] {
        grid-column: 1;
        grid-row: 3;
        margin-bottom: var(--space-1);
    }
    
    #schedule-appointment form label[for="date"] {
        grid-column: 2;
        grid-row: 3;
        margin-bottom: var(--space-1);
    }
    
    /* Row 4: Email input and Date input */
    #schedule-appointment form input[name="email"] {
        grid-column: 1;
        grid-row: 4;
    }
    
    #schedule-appointment form input[name="date"] {
        grid-column: 2;
        grid-row: 4;
    }
    
    /* Details and button */
    #schedule-appointment form details {
        grid-row: 5;
    }
    
    #schedule-appointment form button[type="submit"] {
        grid-row: 6;
    }
    
    /* Compact labels */
    #schedule-appointment form label {
        font-size: 0.8rem;
        margin-bottom: var(--space-1);
    }
    
    /* Compact inputs */
    #schedule-appointment form input,
    #schedule-appointment form select,
    #schedule-appointment form textarea {
        font-size: 0.9rem;
        padding: 10px 12px;
    }
    
    /* More compact details section */
    #schedule-appointment form details {
        padding: 14px;
        margin-top: 0;
        border-radius: var(--radius-lg);
        background: var(--gray-50);
        border: 2px solid var(--gray-200);
    }
    
    #schedule-appointment form details summary {
        font-size: 0.85rem;
        padding: 4px 0;
        cursor: pointer;
        font-weight: 600;
        color: var(--primary-600);
    }
    
    #schedule-appointment form details[open] summary {
        margin-bottom: var(--space-3);
        padding-bottom: var(--space-2);
        border-bottom: 1px solid var(--gray-300);
    }
    
    #schedule-appointment form .more-details {
        display: grid;
        gap: var(--space-3);
        margin-top: var(--space-3);
    }
    
    #schedule-appointment form .more-details label {
        font-size: 0.75rem;
        margin-bottom: var(--space-1);
    }
    
    #schedule-appointment form .more-details input,
    #schedule-appointment form .more-details select,
    #schedule-appointment form .more-details textarea {
        padding: 8px 10px;
        font-size: 0.85rem;
    }
    
    /* Mobile submit button */
    #schedule-appointment form button[type="submit"] {
        margin-top: var(--space-3);
        padding: 14px 24px;
        font-size: 0.95rem;
    }
}

/* General form styles (overridden by specific forms) */
form:not(#appointment-form) {
    display: grid;
    gap: var(--space-6);
}

form label {
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: var(--space-2);
    display: block;
    font-size: var(--text-sm);
}

form input,
form select,
form textarea {
    width: 100%;
    padding: var(--space-4);
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-xl);
    font-size: var(--text-base);
    font-family: var(--font-sans);
    transition: all var(--transition-fast);
    background: #ffffff;
}

form input:focus,
form select:focus,
form textarea:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 4px var(--primary-100);
}

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

form details {
    background: var(--gray-50);
    padding: var(--space-5);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-300);
    margin-top: var(--space-4);
}

form details summary {
    font-weight: 600;
    color: var(--primary-600);
    cursor: pointer;
    margin-bottom: 0;
    font-size: var(--text-sm);
    padding: var(--space-2);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

form details summary::after {
    content: '▼';
    font-size: 0.7rem;
    transition: transform var(--transition-fast);
}

form details[open] summary::after {
    transform: rotate(180deg);
}

form details[open] summary {
    margin-bottom: var(--space-4);
}

.more-details {
    display: grid;
    gap: var(--space-4);
}

/* Compact optional details on mobile */
@media (max-width: 768px) {
    form details {
        padding: var(--space-4);
    }
    
    form details summary {
        font-size: 0.8rem;
        margin-bottom: 0;
    }
    
    form details[open] summary {
        margin-bottom: var(--space-3);
    }
    
    .more-details {
        gap: var(--space-3);
    }
    
    form input,
    form select,
    form textarea {
        padding: var(--space-3);
        font-size: 0.9rem;
    }
}

/* ===== Locations - Centered Card ===== */
#locations {
    margin: var(--space-20) auto;
    padding: 0 var(--space-6);
    max-width: var(--container-xl);
}

#locations h2 {
    text-align: center;
    color: var(--primary-600);
    font-size: var(--text-4xl);
    margin-bottom: var(--space-12);
}

.location {
    background: #ffffff;
    padding: var(--space-12);
    border-radius: var(--radius-3xl);
    box-shadow: var(--shadow-xl);
    text-align: center;
    border: 1px solid var(--gray-200);
    max-width: var(--container-md);
    margin: 0 auto;
}

.location h3 {
    color: var(--gray-900);
    font-size: var(--text-3xl);
    margin-bottom: var(--space-6);
}

.location p {
    color: var(--gray-600);
    font-size: var(--text-lg);
    margin-bottom: var(--space-4);
    line-height: 2;
}

.location iframe {
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    margin-top: var(--space-8);
    max-width: 100%;
    width: 100%;
    height: 300px;
}

/* ===== Contact Section - Gradient Card ===== */
#contact {
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    color: #ffffff;
    padding: var(--space-16) var(--space-10);
    border-radius: var(--radius-3xl);
    margin: var(--space-20) auto;
    box-shadow: var(--shadow-2xl);
    text-align: center;
    max-width: var(--container-xl);
}

#contact h2 {
    color: #ffffff;
    font-size: var(--text-4xl);
    margin-bottom: var(--space-8);
}

#contact p {
    color: rgba(255, 255, 255, 0.95);
    font-size: var(--text-xl);
    line-height: 2;
    margin-bottom: var(--space-4);
}

#contact a {
    color: var(--secondary-300);
    font-weight: 700;
    text-decoration: underline;
}

#contact a:hover {
    color: var(--secondary-200);
}

/* Professional contact section on mobile */
@media (max-width: 768px) {
    #contact {
        background: #ffffff;
        color: var(--gray-900);
        padding: var(--space-12) var(--space-6);
        border: 2px solid var(--primary-200);
    }
    
    #contact h2 {
        color: var(--primary-600);
        font-size: var(--text-3xl);
    }
    
    #contact p {
        color: var(--gray-700);
        font-size: var(--text-lg);
    }
    
    #contact a {
        color: var(--primary-600);
    }
    
    #contact a:hover {
        color: var(--primary-700);
    }
}

/* ===== Reviews Section - Perfect Card Grid ===== */
.reviews-container {
    max-width: var(--container-2xl);
    margin: var(--space-16) auto;
    background: #ffffff;
    border-radius: var(--radius-2xl);
    padding: var(--space-10);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--gray-200);
}

.reviews-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding-bottom: var(--space-6);
    border-bottom: 2px solid var(--gray-200);
    margin-bottom: var(--space-8);
    gap: var(--space-4);
}

.reviews-summary {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    flex-wrap: wrap;
    justify-content: center;
}

.google-logo {
    height: 35px;
    width: auto;
}

.reviews-text {
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--gray-700);
}

.rating-summary {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.rating-score {
    font-size: var(--text-xl);
    font-weight: 800;
    color: var(--gray-900);
}

.rating-stars {
    font-size: var(--text-lg);
    color: #fbbf24;
}

.rating-count {
    font-size: var(--text-base);
    color: var(--gray-500);
}

.review-btn {
    background: linear-gradient(135deg, #4285f4, #1a73e8);
    color: #ffffff;
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: var(--text-sm);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    white-space: nowrap;
}

.review-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background: linear-gradient(135deg, #1a73e8, #1557b0);
    color: #ffffff;
}

.reviews-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-6);
    padding: var(--space-4) 0;
    align-items: stretch;
}

.google-review {
    background: linear-gradient(135deg, var(--gray-50), #ffffff);
    border-radius: var(--radius-2xl);
    padding: var(--space-6);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    border: 2px solid var(--gray-200);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.google-review:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-300);
}

.google-review .review-header h3 {
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--gray-900);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}

.verified-badge {
    background: var(--accent-600);
    color: #ffffff;
    font-size: var(--text-xs);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-base);
    font-weight: 700;
}

.rating {
    color: #fbbf24;
    font-size: var(--text-lg);
    margin-bottom: var(--space-3);
}

.review-text {
    font-size: var(--text-sm);
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: var(--space-3);
}

.review-date {
    font-size: var(--text-xs);
    color: var(--gray-400);
}

/* ===== Footer - Symmetric Layout ===== */
footer {
    background: linear-gradient(135deg, var(--gray-900), var(--gray-800));
    color: #ffffff;
    padding: var(--space-16) 0;
    text-align: center;
    margin-top: var(--space-20);
}

footer p {
    color: var(--gray-300);
    margin-bottom: var(--space-3);
    font-size: var(--text-base);
}

footer a {
    color: var(--secondary-400);
    font-weight: 600;
    transition: color var(--transition-fast);
}

footer a:hover {
    color: var(--secondary-300);
}

/* ===== Floating Action Buttons - Perfect Positioning ===== */
.whatsapp-float {
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-6);
    z-index: var(--z-modal);
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25d366, #128c7e);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-2xl);
    transition: all var(--transition-base);
}

.whatsapp-float:hover {
    transform: scale(1.15);
    box-shadow: 0 20px 40px rgba(37, 211, 102, 0.4);
}

.whatsapp-icon {
    width: 35px;
    height: 35px;
}

#back-to-top {
    position: fixed;
    bottom: calc(var(--space-6) + 70px);
    right: var(--space-6);
    z-index: var(--z-modal);
    display: none;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    border-radius: 50%;
    box-shadow: var(--shadow-xl);
    transition: all var(--transition-base);
}

#back-to-top:hover {
    transform: scale(1.15);
}

#back-to-top a {
    color: #ffffff;
    font-size: var(--text-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

#call-us {
    display: none;
    position: fixed;
    bottom: var(--space-6);
    left: var(--space-6);
    z-index: var(--z-modal);
}

#call-us button {
    background: linear-gradient(135deg, var(--accent-600), var(--accent-700));
    color: #ffffff;
    font-size: var(--text-base);
    font-weight: 700;
    padding: var(--space-4) var(--space-8);
    border: none;
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-xl);
    cursor: pointer;
    transition: all var(--transition-base);
}

#call-us button:hover {
    transform: scale(1.05);
    box-shadow: 0 20px 40px rgba(22, 163, 74, 0.4);
}

/* ===== Auth UI - Symmetric Components ===== */
.auth-container {
    display: flex;
        align-items: center;
    justify-content: center;
    min-height: 40px;
}

.loading-spinner {
    border: 3px solid var(--gray-200);
    border-top: 3px solid var(--primary-600);
    border-radius: 50%;
    width: 24px;
    height: 24px;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.hidden {
    display: none !important;
}

.auth-authenticated,
.auth-anonymous {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-wrap: wrap;
}

.auth-authenticated span {
    color: var(--gray-700);
    font-weight: 600;
    font-size: var(--text-sm);
}

.dashboard-link {
    background: linear-gradient(135deg, var(--accent-600), var(--accent-700));
    color: #ffffff !important;
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-full);
    font-weight: 600;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
    font-size: var(--text-sm);
}

.dashboard-link:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.auth-link {
    color: #ffffff;
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
    font-size: var(--text-sm);
}

.auth-link:hover {
    background: rgba(255, 255, 255, 0.1);
}

.auth-separator {
    color: var(--gray-400);
}

.auth-error {
    color: var(--error);
    font-weight: 600;
}

/* ===== Responsive Design - Perfect Breakpoints ===== */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }
    
    .promo-image-container {
        order: 1;
    }
    
    .hero-text {
        order: 2;
    }
    
    .combined-image-container {
        order: 3;
    }
    
    #services-and-faq {
        grid-template-columns: 1fr;
        gap: var(--space-6);
        margin: var(--space-12) auto;
    }
    
    #repairs,
    #faq {
        padding: var(--space-6);
    }
    
    /* Compact 2-column layout for mobile */
    .service-list {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-2);
    }
    
    .service-list li {
        padding: var(--space-2) var(--space-2);
        font-size: 0.75rem;
        border-left-width: 2px;
    }
    
    /* 2-column FAQ layout on mobile */
    #faq > div {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: var(--space-2);
    }
    
    #faq h2 {
        font-size: var(--text-xl);
        margin-bottom: var(--space-4);
    }
    
    #faq details {
        padding: var(--space-3);
        margin-bottom: 0;
    }
    
    #faq details summary {
        font-size: 0.75rem;
        padding: var(--space-1);
    }
    
    #faq details p {
        font-size: 0.75rem;
        margin-top: var(--space-2);
        padding-left: var(--space-2);
        line-height: 1.5;
    }
}

@media (max-width: 1024px) {
    /* Compact navigation for tablet */
    header .container {
        gap: var(--space-4);
    }
    
    header nav ul {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-2);
        width: 100%;
    }
    
    header nav ul li {
    display: flex;
    }
    
    header nav ul li a,
    header nav ul li button {
        padding: var(--space-3) var(--space-4);
        font-size: var(--text-xs);
        white-space: nowrap;
        width: 100%;
    }
    
    /* Auth container spans 2 columns for Sign In and Sign Up */
    header nav ul li:has(.auth-container) {
        grid-column: span 2;
    }
    
    .auth-authenticated,
    .auth-anonymous {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: var(--space-2);
        width: 100%;
    }
    
    .auth-authenticated span {
        grid-column: span 2;
        text-align: center;
        font-size: var(--text-xs);
        margin-bottom: var(--space-1);
    }
    
    .auth-link,
    .dashboard-link {
        font-size: var(--text-xs);
        padding: var(--space-3) var(--space-4);
        width: 100%;
    }
    
    .auth-separator {
        display: none;
    }
}

@media (max-width: 768px) {
    :root {
        --text-5xl: 2.5rem;
        --text-4xl: 2rem;
        --text-3xl: 1.75rem;
    }
    
    header .container {
        grid-template-columns: 1fr;
        gap: var(--space-3);
    text-align: center;
        padding-top: var(--space-4);
        padding-bottom: var(--space-4);
    }
    
    header .logo {
        height: 50px;
        margin: 0 auto;
    }
    
    header nav {
        justify-self: center;
        width: 100%;
    }
    
    header nav ul {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-2);
    }
    
    header nav ul li {
    display: flex;
    }
    
    header nav ul li a,
    header nav ul li button {
        padding: var(--space-3) var(--space-2);
        font-size: 0.7rem;
    justify-content: center;
        width: 100%;
    }
    
    /* Auth container styling for mobile */
    header nav ul li:has(.auth-container) {
        grid-column: span 3;
    }
    
    .auth-container {
        width: 100%;
    }
    
    .auth-authenticated,
    .auth-anonymous {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: var(--space-2);
        width: 100%;
        max-width: 100%;
    }
    
    .auth-authenticated span {
        grid-column: span 2;
    text-align: center;
        font-size: 0.7rem;
        margin-bottom: var(--space-2);
    }
    
    .auth-link,
    .dashboard-link {
        font-size: 0.7rem;
        padding: var(--space-3) var(--space-2);
        width: 100%;
    }
    
    .auth-separator {
        display: none;
    }
    
    .hero-text h1 {
        font-size: var(--text-4xl);
    }
    
    .reviews-header {
        gap: var(--space-3);
        padding-bottom: var(--space-4);
        margin-bottom: var(--space-6);
    }
    
    .reviews-summary {
        flex-direction: column;
        gap: var(--space-2);
    }
    
    .google-logo {
        height: 30px;
    }
    
    .reviews-text {
        font-size: 0.9rem;
    }
    
    .rating-summary {
        gap: var(--space-1);
    }
    
    .rating-score {
        font-size: var(--text-lg);
    }
    
    .rating-stars {
        font-size: var(--text-base);
    }
    
    .rating-count {
        font-size: var(--text-sm);
    }
    
    .review-btn {
        width: auto;
        padding: var(--space-2) var(--space-5);
        font-size: 0.8rem;
    }
    
    /* Symmetric 2-column reviews on mobile */
    .reviews-list {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-3);
        padding: var(--space-3) 0;
    }
    
    .google-review {
        min-width: unset;
        padding: var(--space-4);
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        height: 100%;
    }
    
    .google-review .review-header {
        margin-bottom: var(--space-3);
    }
    
    .google-review .review-header h3 {
        font-size: 0.9rem;
        margin-bottom: var(--space-2);
    }
    
    .review-text {
        font-size: 0.8rem;
        line-height: 1.5;
        flex-grow: 1;
        margin-bottom: var(--space-2);
        display: -webkit-box;
        -webkit-line-clamp: 4;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    
    .review-date {
        font-size: 0.7rem;
        margin-top: auto;
    }
    
    .rating {
        font-size: 0.95rem;
        margin-bottom: var(--space-2);
    }
    
    #call-us {
        display: block;
    }
    
    #back-to-top {
        bottom: calc(var(--space-6) + 80px);
    }
    
    /* Compact reviews container on mobile */
    .reviews-container {
        padding: var(--space-5);
        margin: var(--space-12) auto;
    }
    
    section > h2 {
        font-size: 1.5rem !important;
        margin-bottom: 1rem !important;
    }
}

@media (max-width: 480px) {
    .container {
        padding-left: var(--space-4);
        padding-right: var(--space-4);
    }
    
    #hero {
        padding: var(--space-12) 0;
    }
    
    /* Keep 2-column layout for compact mobile view */
    .service-list {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-2);
    }
    
    .service-list li {
        padding: var(--space-2);
        font-size: 0.75rem;
    }
    
    /* Maintain symmetric 2-column on very small screens */
    .reviews-list {
        gap: var(--space-2);
        grid-template-columns: repeat(2, 1fr);
    }
    
    .google-review {
        padding: var(--space-3);
        min-height: 180px;
    }
    
    .google-review .review-header h3 {
        font-size: 0.85rem;
    }
    
    .review-text {
        font-size: 0.75rem;
        -webkit-line-clamp: 3;
    }
    
    /* Very compact FAQ on small screens */
    #faq details {
        padding: var(--space-2);
    }
    
    #faq details summary {
        font-size: 0.7rem;
    }
    
    #faq details p {
        font-size: 0.7rem;
        line-height: 1.4;
    }
    
    /* Very compact appointment form */
    #schedule-appointment {
        padding: var(--space-6) var(--space-4);
    }
    
    #schedule-appointment form {
        gap: var(--space-2);
    }
    
    #schedule-appointment form input,
    #schedule-appointment form select {
        padding: var(--space-2);
        font-size: 0.85rem;
    }
}

/* ===== Print Styles ===== */
@media print {
    header,
    .discount-banner,
    .whatsapp-float,
    #back-to-top,
    #call-us,
    footer {
        display: none;
    }
    
    body {
        background: #ffffff;
    }
}