/* ===== CSS Variables - Our Design System ===== */
:root {
    /* Colors */
    --primary: #0066FF;
    --primary-dark: #0052CC;
    --primary-light: #E6F0FF;
    --accent: #00C853;
    --accent-dark: #00A044;
    --accent-light: #E8F8EE;
    --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;
    --white: #FFFFFF;
    --black: #000000;
    
    /* Typography */
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'DM Sans', 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;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transitions */
    --transition: all 0.3s ease;
}

/* ===== Reset and Base Styles ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--gray-800);
    background: var(--white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--gray-900);
}

h1 { font-size: 3rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

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

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

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

/* ===== Utility Classes ===== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -var(--space-md);
}

.col-lg-5 { flex: 0 0 41.666667%; max-width: 41.666667%; padding: 0 var(--space-md); }
.col-lg-6 { flex: 0 0 50%; max-width: 50%; padding: 0 var(--space-md); }
.offset-lg-1 { margin-left: 8.333333%; }

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

.w-100 { width: 100%; }
.hidden { display: none !important; }

.text-gradient {
    background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===== Loading Experience ===== */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.2s ease;
}

.loader.fade-out {
    opacity: 0;
    pointer-events: none;
    visibility: hidden;
}

/* Hide loader when body has loaded class */
body.loaded .loader {
    display: none;
}

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

.loader-logo {
    margin-bottom: var(--space-lg);
}

.loader-track {
    fill: none;
    stroke: var(--gray-200);
    stroke-width: 3;
}

.loader-fill {
    fill: none;
    stroke: var(--primary);
    stroke-width: 3;
    stroke-dasharray: 157;
    stroke-dashoffset: 157;
    animation: loader-progress 2s ease-in-out infinite;
}

@keyframes loader-progress {
    0% { stroke-dashoffset: 157; }
    50% { stroke-dashoffset: 0; }
    100% { stroke-dashoffset: -157; }
}

.loader-text {
    color: var(--gray-600);
    font-size: 0.875rem;
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 1; }
}

/* ===== Navigation ===== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

.nav-transparent {
    background: transparent;
    box-shadow: none;
}

.nav-transparent .nav-link,
.nav-transparent .nav-phone span {
    color: var(--white);
}

.nav-transparent .nav-logo img {
    filter: brightness(0) invert(1);
}

.nav.scrolled {
    background: var(--white);
    box-shadow: var(--shadow-md);
}

.nav.scrolled .nav-link,
.nav.scrolled .nav-phone span {
    color: var(--gray-700);
}

.nav.scrolled .nav-logo img {
    filter: none;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) 0;
}

.nav-logo {
    display: flex;
    align-items: center;
    z-index: 10;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-link {
    font-weight: 500;
    color: var(--gray-700);
    transition: var(--transition);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.nav-phone {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--gray-700);
}

.nav-phone svg {
    width: 20px;
    height: 20px;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    padding: var(--space-sm);
    cursor: pointer;
    z-index: 10;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--gray-700);
    margin: 5px 0;
    transition: var(--transition);
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-family: var(--font-body);
    font-weight: 500;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

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

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

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

.btn-outline:hover {
    background: var(--primary);
    color: var(--white);
}

.btn-link {
    background: none;
    color: var(--primary);
    padding: 0;
    text-decoration: underline;
}

.btn-link:hover {
    text-decoration: none;
}

.btn-lg {
    padding: var(--space-lg) var(--space-2xl);
    font-size: 1.125rem;
}

/* ===== Hero Section ===== */
.hero-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    margin-bottom: var(--space-lg);
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-600);
    margin-bottom: var(--space-2xl);
}

.hero-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xl);
    margin-bottom: var(--space-3xl);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--gray-700);
}

.feature-item svg {
    color: var(--primary);
}

.bank-partners {
    margin-top: var(--space-3xl);
}

.partners-label {
    font-size: 0.875rem;
    color: var(--gray-600);
    margin-bottom: var(--space-md);
}

/* ===== Footer ===== */
.footer {
    background: var(--gray-900);
    color: var(--white);
    padding: var(--space-2xl) 0;
    margin-top: auto;
}

.footer-minimal {
    padding: var(--space-xl) 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-lg);
}

.footer-content p {
    margin: 0;
    color: var(--gray-400);
}

.footer-links {
    display: flex;
    gap: var(--space-xl);
}

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

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

/* ===== WhatsApp Button ===== */
.whatsapp-support {
    position: fixed;
    bottom: var(--space-xl);
    right: var(--space-xl);
    background: #25D366;
    color: var(--white);
    border-radius: var(--radius-full);
    padding: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    z-index: 100;
}

.whatsapp-support:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.whatsapp-text {
    display: none;
    font-weight: 500;
}

.whatsapp-support:hover .whatsapp-text {
    display: block;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .nav-menu {
        position: fixed;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        justify-content: center;
        gap: var(--space-2xl);
        transition: left 0.3s ease;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-toggle {
        display: block;
    }
    
    .nav-phone {
        display: none;
    }
    
    .col-lg-5,
    .col-lg-6 {
        flex: 0 0 100%;
        max-width: 100%;
    }
    
    .offset-lg-1 {
        margin-left: 0;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .hero-features {
        flex-direction: column;
        gap: var(--space-lg);
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        flex-direction: column;
        gap: var(--space-md);
    }
}

/* ===== Form Styles from Custom CSS ===== */
.success-info {
    background: var(--gray-50);
    border-radius: var(--radius-md);
    padding: var(--space-xl);
    margin: var(--space-xl) 0;
}

.timeline-list {
    list-style: none;
    padding: 0;
    margin: var(--space-md) 0 0 0;
}

.timeline-list li {
    position: relative;
    padding-left: var(--space-xl);
    margin-bottom: var(--space-md);
    color: var(--gray-700);
}

.timeline-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 0;
    width: 24px;
    height: 24px;
    background: var(--accent-light);
    color: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}