/* ==========================================================================
   Ray2Volt Solar - Design System & Styles
   Light Theme | Modern Corporate Design
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Variables & Design Tokens
   -------------------------------------------------------------------------- */
:root {
    /* Primary Colors - Light Blue & Cyan */
    --primary-light: #4FC3F7;
    --primary: #03A9F4;
    --primary-dark: #0288D1;
    --cyan: #00BCD4;
    --cyan-light: #4DD0E1;

    /* Secondary Colors - Yellow/Gold */
    --secondary-light: #FFF59D;
    --secondary: #FFEB3B;
    --secondary-gold: #FFB300;
    --secondary-dark: #F9A825;

    /* Accent Colors */
    --success: #4CAF50;
    --success-light: #81C784;
    --error: #F44336;
    --warning: #FF9800;

    /* Neutral Colors - Light Theme */
    --white: #FFFFFF;
    --gray-50: #FAFAFA;
    --gray-100: #F5F5F5;
    --gray-200: #EEEEEE;
    --gray-300: #E0E0E0;
    --gray-400: #BDBDBD;
    --gray-500: #9E9E9E;
    --gray-600: #757575;
    --gray-700: #616161;
    --gray-800: #424242;
    --gray-900: #212121;
    --black: #000000;

    /* Background Colors */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F8FAFC;
    --bg-tertiary: #F1F5F9;
    --bg-accent: linear-gradient(135deg, #E0F7FA 0%, #E1F5FE 100%);

    /* Text Colors */
    --text-primary: #1E293B;
    --text-secondary: #475569;
    --text-muted: #64748B;
    --text-light: #94A3B8;
    --text-on-primary: #FFFFFF;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 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);

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition: 200ms ease;
    --transition-slow: 300ms ease;

    /* Spacing */
    --container-max: 1280px;
    --container-padding: 1.5rem;

    /* Typography */
    --font-heading: 'Montserrat', 'Google Sans', sans-serif;
    --font-body: 'Nunito Sans', sans-serif;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--white);
    /* Lighter slate blue background with grid lines */
    background-color: #1E293B;
    background-image:
        /* Vertical grid lines */
        repeating-linear-gradient(90deg,
            transparent,
            transparent 79px,
            rgba(56, 189, 248, 0.15) 79px,
            rgba(56, 189, 248, 0.15) 80px),
        /* Horizontal grid lines */
        repeating-linear-gradient(0deg,
            transparent,
            transparent 79px,
            rgba(56, 189, 248, 0.15) 79px,
            rgba(56, 189, 248, 0.15) 80px);
    background-size: 80px 80px;
    background-attachment: fixed;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition);
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul,
ol {
    list-style: none;
}

/* --------------------------------------------------------------------------
   3. Typography - High Visibility for Dark Background
   -------------------------------------------------------------------------- */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 800;
    line-height: 1.3;
    color: var(--white);
    margin-bottom: 0.75em;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

h1 {
    font-size: 3rem;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

h2 {
    font-size: 2.25rem;
    letter-spacing: -0.015em;
    line-height: 1.25;
}

h3 {
    font-size: 1.5rem;
    letter-spacing: -0.01em;
}

h4 {
    font-size: 1.25rem;
    font-weight: 700;
}

h5 {
    font-size: 1.125rem;
    font-weight: 700;
}

h6 {
    font-size: 1rem;
    font-weight: 700;
}

p {
    font-size: 1rem;
    font-weight: 500;
    line-height: 1.7;
    margin-bottom: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
}

p:last-child {
    margin-bottom: 0;
}

.lead {
    font-size: 1.125rem;
    font-weight: 500;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.95);
}

/* Text utilities */
.text-sm {
    font-size: 0.875rem;
    line-height: 1.6;
}

.text-lg {
    font-size: 1.125rem;
    line-height: 1.7;
}

.text-xl {
    font-size: 1.25rem;
    line-height: 1.6;
}

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

.section {
    padding: 4rem 0;
}

.section-sm {
    padding: 2.5rem 0;
}

.section-lg {
    padding: 6rem 0;
}

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 2.5rem;
}

.section-header h2 {
    margin-bottom: 0.75rem;
}

.section-header p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1rem;
    line-height: 1.7;
}

.bg-light {
    background-color: transparent;
}

.bg-gradient {
    background: transparent;
}

/* Grid System */
.grid {
    display: grid;
    gap: 1.5rem;
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

/* Flexbox Utilities */
.flex {
    display: flex;
}

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.gap-1 {
    gap: 0.5rem;
}

.gap-2 {
    gap: 1rem;
}

.gap-3 {
    gap: 1.5rem;
}

.gap-4 {
    gap: 2rem;
}

/* --------------------------------------------------------------------------
   5. Navigation / Header - Floating Box Style
   -------------------------------------------------------------------------- */
.header {
    position: fixed;
    top: 1rem;
    left: 1.5rem;
    right: 1.5rem;
    z-index: 1000;
    background: #FFFFFF;
    border: 1px solid #E5E7EB;
    border-radius: var(--radius-xl);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all var(--transition);
}

.header.scrolled {
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 56px;
    padding: 0 1.5rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo img {
    height: 36px;
    width: auto;
}

.logo-text {
    display: none;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-link {
    font-weight: 500;
    font-size: 0.9375rem;
    color: #374151;
    position: relative;
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    transition: all var(--transition);
}

.nav-link::after {
    display: none;
}

.nav-link:hover {
    color: var(--primary);
    background: rgba(3, 169, 244, 0.08);
}

.nav-link.active {
    color: var(--primary);
    background: rgba(3, 169, 244, 0.1);
    font-weight: 600;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: #374151;
    border-radius: 2px;
    transition: all var(--transition);
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .header {
        top: 0.75rem;
        left: 1rem;
        right: 1rem;
    }

    .nav {
        height: 48px;
        padding: 0 1rem;
    }

    .logo img {
        height: 26px;
    }

    .menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: calc(0.75rem + 48px + 0.5rem);
        left: 1rem;
        right: 1rem;
        background: #FFFFFF;
        flex-direction: column;
        padding: 1rem;
        gap: 0.5rem;
        border: 1px solid #E5E7EB;
        border-radius: var(--radius-lg);
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
        transform: translateY(-20px);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-slow);
    }

    .nav-link {
        width: 100%;
        padding: 1rem 1.25rem;
        text-align: left;
        border-radius: var(--radius);
        font-size: 1rem;
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

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

    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
}

/* --------------------------------------------------------------------------
   6. Buttons - Modern Design
   -------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-family: var(--font-heading);
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: all var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--secondary-gold) 0%, var(--secondary-dark) 100%);
    color: var(--gray-900);
    box-shadow: 0 4px 20px rgba(255, 179, 0, 0.4);
    border: none;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(255, 179, 0, 0.5);
}

.btn-secondary {
    background: rgba(15, 23, 42, 0.8);
    color: var(--white);
    border: 2px solid rgba(56, 189, 248, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(15, 23, 42, 0.95);
    border-color: rgba(56, 189, 248, 0.6);
    transform: translateY(-3px);
}

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

.btn-outline:hover {
    background: var(--secondary-gold);
    color: var(--gray-900);
}

.btn-white {
    background: var(--white);
    color: var(--gray-900);
    box-shadow: var(--shadow-md);
}

.btn-white:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1rem;
}

.btn-sm {
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
}

.btn-icon {
    width: 48px;
    height: 48px;
    padding: 0;
    border-radius: var(--radius-full);
}

/* --------------------------------------------------------------------------
   7. Hero Section - Transparent to show fixed page background
   -------------------------------------------------------------------------- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: transparent;
    padding-top: 80px;
    overflow: hidden;
}

/* Sun glow effect decoration */
.hero::before {
    content: '';
    position: absolute;
    top: -10%;
    right: -5%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 193, 7, 0.2) 0%, rgba(255, 152, 0, 0.08) 30%, transparent 60%);
    border-radius: 50%;
    animation: sunPulse 8s ease-in-out infinite;
    pointer-events: none;
}

@keyframes sunPulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

/* Container positioning */
.hero .container {
    position: relative;
    z-index: 1;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text {
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    background: rgba(16, 185, 129, 0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(16, 185, 129, 0.4);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    color: #10B981;
    margin-bottom: 1.5rem;
}

.hero-badge svg {
    width: 16px;
    height: 16px;
    color: var(--secondary-gold);
}

.hero h1 {
    margin-bottom: 1.5rem;
    color: var(--white);
}

.hero h1 span {
    background: linear-gradient(135deg, var(--secondary-gold) 0%, #FFD54F 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero .lead {
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.7);
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.hero-image {
    position: relative;
}

.hero-image img {
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    border: 2px solid rgba(14, 165, 233, 0.15);
}

/* Glassmorphism stats cards */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 3rem;
}

.hero-stat {
    text-align: center;
    padding: 1.25rem 1rem;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(56, 189, 248, 0.15);
    border-radius: var(--radius-lg);
    transition: all var(--transition);
}

.hero-stat:hover {
    background: rgba(15, 23, 42, 0.95);
    border-color: rgba(16, 185, 129, 0.4);
    transform: translateY(-4px);
}

.hero-stat h3 {
    font-size: 2rem;
    color: #10B981;
    margin-bottom: 0.25rem;
}

.hero-stat p {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
    font-weight: 500;
}

@media (max-width: 992px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

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

    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }

    .hero-image {
        max-width: 100%;
        margin: 0 auto;
    }

    .hero-badge {
        margin-left: auto;
        margin-right: auto;
    }
}

@media (max-width: 576px) {
    .hero {
        padding-top: 70px;
        min-height: auto;
        padding-bottom: 2rem;
    }

    .hero::before {
        width: 200px;
        height: 200px;
    }

    .hero-content {
        gap: 1.5rem;
    }

    .hero-image {
        max-width: 100%;
        padding: 0 1rem;
    }

    .hero-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .hero-stat {
        padding: 1rem;
    }

    .hero-stat-value {
        font-size: 1.5rem;
    }

    .hero-buttons {
        gap: 0.75rem;
    }

    .hero-badge {
        font-size: 0.75rem;
        padding: 0.5rem 1rem;
    }
}

/* --------------------------------------------------------------------------
   8. Cards - Dark Glassmorphism Style
   -------------------------------------------------------------------------- */
.card {
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    border: 1px solid rgba(56, 189, 248, 0.15);
    transition: all var(--transition);
}

.card:hover {
    transform: translateY(-3px);
    border-color: rgba(16, 185, 129, 0.4);
    background: rgba(15, 23, 42, 0.85);
}

.card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--secondary-gold) 0%, var(--secondary-dark) 100%);
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
}

.card-icon svg {
    width: 24px;
    height: 24px;
    color: var(--white);
}

.card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.card p {
    font-size: 0.9375rem;
    font-weight: 500;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.9);
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    color: var(--secondary-gold);
    font-weight: 700;
    font-size: 0.875rem;
    margin-top: 0.75rem;
}

.card-link:hover {
    gap: 0.5rem;
    color: #10B981;
}

/* Service Cards */
.service-card {
    text-align: center;
    padding: 2.5rem 2rem;
}

.service-card .card-icon {
    margin: 0 auto 1.5rem;
}

/* Feature Cards */
.feature-card {
    display: flex;
    gap: 1.25rem;
    padding: 1.5rem;
}

.feature-card .card-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    margin: 0;
}

.feature-card .card-icon svg {
    width: 24px;
    height: 24px;
}

/* --------------------------------------------------------------------------
   9. Services Section
   -------------------------------------------------------------------------- */
.services {
    background: transparent;
}

/* --------------------------------------------------------------------------
   10. Why Choose Us Section
   -------------------------------------------------------------------------- */
.why-choose-us .grid {
    margin-top: 3rem;
}

/* --------------------------------------------------------------------------
   11. About Section / Page
   -------------------------------------------------------------------------- */
.about-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-intro img {
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

@media (max-width: 768px) {
    .about-intro {
        grid-template-columns: 1fr;
    }
}

/* Team Section */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.team-card {
    text-align: center;
    padding: 2rem;
}

.team-card img {
    width: 160px;
    height: 160px;
    object-fit: cover;
    border-radius: var(--radius-full);
    margin: 0 auto 1.5rem;
    border: 4px solid var(--secondary-gold);
}

.team-card h4 {
    margin-bottom: 0.25rem;
    color: var(--white);
}

.team-card .role {
    color: var(--secondary-dark);
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.team-card p {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.7);
}

/* --------------------------------------------------------------------------
   12. Packages / Pricing Table
   -------------------------------------------------------------------------- */
.packages-table {
    width: 100%;
    border-collapse: collapse;
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid rgba(56, 189, 248, 0.15);
}

.packages-table th,
.packages-table td {
    padding: 1.25rem 1.5rem;
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
}

.packages-table thead {
    background: linear-gradient(135deg, var(--gray-800) 0%, var(--gray-700) 100%);
    color: var(--white);
}

.packages-table th {
    font-family: var(--font-heading);
    font-weight: 600;
}

.packages-table tbody tr:hover {
    background: var(--gray-50);
}

.packages-table tbody tr:last-child td {
    border-bottom: none;
}

/* --------------------------------------------------------------------------
   13. CTA Sections
   -------------------------------------------------------------------------- */
.cta {
    background: linear-gradient(135deg, var(--gray-800) 0%, var(--gray-900) 100%);
    color: var(--white);
    text-align: center;
    padding: 5rem 0;
}

.cta h2 {
    color: var(--white);
    margin-bottom: 1rem;
}

.cta p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto 2rem;
}

/* --------------------------------------------------------------------------
   14. Contact Section / Form
   -------------------------------------------------------------------------- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    gap: 1rem;
}

.contact-item-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 179, 0, 0.1);
    border-radius: var(--radius);
    color: var(--secondary-dark);
}

.contact-item h4 {
    margin-bottom: 0.25rem;
}

.contact-item p {
    color: var(--text-muted);
    margin: 0;
}

.contact-item a {
    color: var(--secondary-dark);
}

.contact-item a:hover {
    color: var(--secondary-gold);
    text-decoration: underline;
}

/* Form Styles */
.form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 600;
    color: var(--white);
    font-size: 0.9375rem;
}

.form-control {
    padding: 0.875rem 1rem;
    font-family: var(--font-body);
    font-size: 1rem;
    border: 1px solid rgba(56, 189, 248, 0.2);
    border-radius: var(--radius);
    transition: all var(--transition);
    background: rgba(15, 23, 42, 0.8);
    color: var(--white);
}

.form-control:focus {
    outline: none;
    border-color: #10B981;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

.form-control::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

textarea.form-control {
    min-height: 150px;
    resize: vertical;
}

/* WhatsApp Button */
.whatsapp-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    background: #25D366;
    color: var(--white);
    border-radius: var(--radius);
    font-weight: 600;
    transition: all var(--transition);
}

.whatsapp-btn:hover {
    background: #20BD5A;
    transform: translateY(-2px);
}

.whatsapp-btn svg {
    width: 24px;
    height: 24px;
}

/* Map Container */
.map-container {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    margin-top: 3rem;
}

.map-container iframe {
    width: 100%;
    height: 400px;
    border: none;
}

/* --------------------------------------------------------------------------
   15. Footer
   -------------------------------------------------------------------------- */
.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 576px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

.footer-brand .logo {
    color: var(--white);
    margin-bottom: 1rem;
}

.footer-brand p {
    color: var(--gray-400);
    margin-bottom: 1.5rem;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-800);
    border-radius: var(--radius);
    color: var(--gray-400);
    transition: all var(--transition);
}

.footer-social a:hover {
    background: var(--secondary-gold);
    color: var(--gray-900);
}

.footer-col h4 {
    color: var(--white);
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-col a {
    color: var(--gray-400);
    transition: color var(--transition);
}

.footer-col a:hover {
    color: var(--secondary-light);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--gray-800);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    color: var(--gray-500);
    margin: 0;
    font-size: 0.875rem;
}

/* --------------------------------------------------------------------------
   16. Page Headers - Transparent for fixed background
   -------------------------------------------------------------------------- */
.page-header {
    position: relative;
    background: transparent;
    padding: 9rem 0 5rem;
    text-align: center;
    overflow: hidden;
}

/* Sun glow decoration */
.page-header::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -10%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 193, 7, 0.15) 0%, rgba(255, 152, 0, 0.06) 30%, transparent 60%);
    border-radius: 50%;
    animation: sunPulse 8s ease-in-out infinite;
    pointer-events: none;
}

.page-header .container {
    position: relative;
    z-index: 1;
}

.page-header h1 {
    margin-bottom: 1rem;
    color: var(--white);
}

.page-header h1 span {
    background: linear-gradient(135deg, var(--secondary-gold) 0%, var(--secondary-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-header p {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.7);
    max-width: 600px;
    margin: 0 auto;
}

/* Breadcrumb */
.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
}

.breadcrumb a {
    color: #38BDF8;
}

.breadcrumb a:hover {
    color: #10B981;
}

.breadcrumb span {
    color: rgba(255, 255, 255, 0.5);
}

/* --------------------------------------------------------------------------
   17. Benefits List
   -------------------------------------------------------------------------- */
.benefits-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.benefit-item svg {
    width: 24px;
    height: 24px;
    color: var(--success);
    flex-shrink: 0;
    margin-top: 0.125rem;
}

.benefit-item p {
    margin: 0;
}

/* --------------------------------------------------------------------------
   18. Investor Section
   -------------------------------------------------------------------------- */
.investor-model {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

@media (max-width: 768px) {
    .investor-model {
        grid-template-columns: 1fr;
    }
}

.roi-card {
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    color: var(--white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    border: 1px solid rgba(56, 189, 248, 0.2);
    transition: all var(--transition);
}

.roi-card:hover {
    border-color: rgba(16, 185, 129, 0.4);
    transform: translateY(-4px);
}

.roi-card h3 {
    color: #10B981;
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    text-shadow: none;
}

.roi-card p {
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
}

.roi-card p:first-of-type {
    font-weight: 600;
    color: var(--white);
    margin-bottom: 0.25rem;
}

.download-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 2rem;
}

.download-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    background: rgba(15, 23, 42, 0.8);
    border: 1px solid rgba(56, 189, 248, 0.15);
    border-radius: var(--radius);
    transition: all var(--transition);
}

.download-link:hover {
    background: rgba(15, 23, 42, 0.95);
    border-color: rgba(16, 185, 129, 0.4);
}

.download-link svg {
    width: 24px;
    height: 24px;
    color: var(--primary);
}

/* --------------------------------------------------------------------------
   19. Utility Classes
   -------------------------------------------------------------------------- */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

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

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

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

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

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

.mb-0 {
    margin-bottom: 0;
}

.mb-1 {
    margin-bottom: 0.5rem;
}

.mb-2 {
    margin-bottom: 1rem;
}

.mb-3 {
    margin-bottom: 1.5rem;
}

.mb-4 {
    margin-bottom: 2rem;
}

.mb-5 {
    margin-bottom: 3rem;
}

.mt-0 {
    margin-top: 0;
}

.mt-1 {
    margin-top: 0.5rem;
}

.mt-2 {
    margin-top: 1rem;
}

.mt-3 {
    margin-top: 1.5rem;
}

.mt-4 {
    margin-top: 2rem;
}

.mt-5 {
    margin-top: 3rem;
}

.hidden {
    display: none;
}

@media (max-width: 768px) {
    .hidden-mobile {
        display: none;
    }
}

@media (min-width: 769px) {
    .hidden-desktop {
        display: none;
    }
}

/* --------------------------------------------------------------------------
   20. Animations
   -------------------------------------------------------------------------- */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease forwards;
}

.delay-100 {
    animation-delay: 100ms;
}

.delay-200 {
    animation-delay: 200ms;
}

.delay-300 {
    animation-delay: 300ms;
}

.delay-400 {
    animation-delay: 400ms;
}

/* ==========================================================================
   21. MOBILE-FIRST RESPONSIVE DESIGN
   ========================================================================== */

/* --------------------------------------------------------------------------
   Mobile Base (up to 480px) - Small phones
   -------------------------------------------------------------------------- */
@media (max-width: 480px) {
    :root {
        --container-padding: 1rem;
    }

    /* Typography - Smaller for mobile */
    h1 {
        font-size: 1.75rem;
        line-height: 1.25;
    }

    h2 {
        font-size: 1.5rem;
    }

    h3 {
        font-size: 1.25rem;
    }

    h4,
    h5,
    h6 {
        font-size: 1rem;
    }

    p,
    .lead {
        font-size: 0.9375rem;
        line-height: 1.6;
    }

    /* Sections - Tighter padding */
    .section {
        padding: 2.5rem 0;
    }

    .section-sm {
        padding: 1.5rem 0;
    }

    .section-lg {
        padding: 3.5rem 0;
    }

    .section-header {
        margin-bottom: 1.5rem;
    }

    /* Grid - Single column */
    .grid {
        gap: 1rem;
    }

    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }

    /* Cards - Compact */
    .card {
        padding: 1.25rem;
    }

    .card-icon {
        width: 40px;
        height: 40px;
        margin-bottom: 0.75rem;
    }

    .card-icon svg {
        width: 20px;
        height: 20px;
    }

    .card h3 {
        font-size: 1.125rem;
    }

    .card p {
        font-size: 0.875rem;
    }

    /* Buttons - Full width on mobile */
    .btn {
        width: 100%;
        justify-content: center;
        padding: 0.875rem 1.25rem;
    }

    .btn-group {
        flex-direction: column;
        gap: 0.75rem;
    }

    /* Hero - Compact */
    .hero {
        padding-top: 100px;
        min-height: auto;
    }

    .hero-content {
        text-align: center;
    }

    .hero-stats {
        flex-direction: column;
        gap: 1rem;
    }

    /* Navbar - Compact */
    .nav {
        height: 60px;
    }

    .logo img {
        height: 28px;
    }

    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

/* --------------------------------------------------------------------------
   Medium phones (481px - 640px)
   -------------------------------------------------------------------------- */
@media (min-width: 481px) and (max-width: 640px) {
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.625rem;
    }

    .section {
        padding: 3rem 0;
    }

    .grid-2 {
        grid-template-columns: 1fr;
    }

    .grid-3,
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .btn {
        width: auto;
    }
}

/* --------------------------------------------------------------------------
   Large phones / Small tablets (641px - 768px)
   -------------------------------------------------------------------------- */
@media (min-width: 641px) and (max-width: 768px) {
    h1 {
        font-size: 2.25rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    .section {
        padding: 3.5rem 0;
    }

    .grid-2,
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }

    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* --------------------------------------------------------------------------
   Tablets (769px - 1024px)
   -------------------------------------------------------------------------- */
@media (min-width: 769px) and (max-width: 1024px) {
    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }

    .grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }

    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

/* --------------------------------------------------------------------------
   Desktop (1025px+)
   -------------------------------------------------------------------------- */
@media (min-width: 1025px) {
    h1 {
        font-size: 3rem;
    }

    h2 {
        font-size: 2.25rem;
    }

    h3 {
        font-size: 1.5rem;
    }

    .grid-4 {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* --------------------------------------------------------------------------
   Touch-friendly adjustments
   -------------------------------------------------------------------------- */
@media (hover: none) and (pointer: coarse) {

    /* Larger touch targets */
    .btn {
        min-height: 48px;
        padding: 0.875rem 1.5rem;
    }

    .nav-link {
        padding: 0.75rem 0;
    }

    .card-link {
        padding: 0.5rem 0;
    }

    /* Remove hover effects on touch */
    .card:hover {
        transform: none;
    }

    .btn:hover {
        transform: none;
    }
}