/*
 * Ayampuc Financiera - Professional Stylesheet
 * Responsive Design - Mobile First Approach
 */

/* ========================================
   CSS VARIABLES
   ======================================== */
:root {
    /* Color Palette - Professional Financial Colors */
    --primary-color: #1e3a8a;        /* Deep Blue */
    --primary-dark: #1e293b;         /* Darker Blue */
    --primary-light: #3b82f6;        /* Light Blue */
    --secondary-color: #10b981;      /* Green */
    --secondary-dark: #059669;       /* Dark Green */
    --accent-color: #f59e0b;         /* Orange/Gold */
    
    /* Neutral Colors */
    --white: #ffffff;
    --light-gray: #f8fafc;
    --gray: #94a3b8;
    --dark-gray: #475569;
    --text-dark: #1e293b;
    
    /* Typography */
    --font-primary: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-heading: 'Poppins', 'Inter', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    /* Transitions */
    --transition-base: all 0.3s ease;
    --transition-fast: all 0.2s ease;
    
    /* 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);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
}

/* ========================================
   RESET & BASE STYLES
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-primary);
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: var(--spacing-sm);
}

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

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

/* ========================================
   UTILITY CLASSES
   ======================================== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.section {
    padding: var(--spacing-xl) 0;
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--primary-color);
}

.section-subtitle {
    text-align: center;
    color: var(--gray);
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
}

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

.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    text-align: center;
    cursor: pointer;
    border: none;
    transition: var(--transition-base);
    text-decoration: none;
}

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

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

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

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

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

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

/* ========================================
   HEADER & NAVIGATION
   ======================================== */
.header {
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-link {
    color: var(--text-dark);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

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

.nav-cta {
    margin-left: var(--spacing-sm);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 0.25rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 3px;
    transition: var(--transition-base);
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
    color: var(--white);
    padding: var(--spacing-xl) 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

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

.hero-title {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.95;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

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

.hero-illustration {
    width: 100%;
    max-width: 500px;
    height: 400px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.hero-illustration i {
    font-size: 8rem;
    opacity: 0.7;
}

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

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.service-card {
    background-color: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    border-top: 4px solid var(--primary-color);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.service-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
    color: var(--white);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

.service-title {
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.service-description {
    color: var(--dark-gray);
    line-height: 1.7;
}

/* ========================================
   HOW IT WORKS SECTION
   ======================================== */
.how-it-works {
    background-color: var(--white);
}

.steps-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    position: relative;
}

.step {
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-start;
    opacity: 0;
    transform: translateX(-50px);
    animation: slideInLeft 0.6s ease forwards;
}

.step:nth-child(1) { animation-delay: 0.1s; }
.step:nth-child(2) { animation-delay: 0.2s; }
.step:nth-child(3) { animation-delay: 0.3s; }
.step:nth-child(4) { animation-delay: 0.4s; }

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
    box-shadow: var(--shadow-md);
}

.step-content {
    flex: 1;
}

.step-title {
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.step-description {
    color: var(--dark-gray);
    line-height: 1.7;
}

@keyframes slideInLeft {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ========================================
   BENEFITS SECTION
   ======================================== */
.benefits {
    background: linear-gradient(135deg, var(--light-gray) 0%, var(--white) 100%);
}

.benefits-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.benefits-column {
    background-color: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.benefits-column h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.benefits-column h3 i {
    color: var(--secondary-color);
}

.benefit-list {
    list-style: none;
}

.benefit-item {
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
    border-left: 3px solid var(--secondary-color);
    background-color: var(--light-gray);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.benefit-item:hover {
    background-color: var(--white);
    border-left-color: var(--primary-color);
    padding-left: calc(var(--spacing-sm) + 5px);
}

.benefit-item strong {
    color: var(--primary-color);
    display: block;
    margin-bottom: 0.25rem;
}

/* ========================================
   ABOUT US SECTION
   ======================================== */
.about {
    background-color: var(--white);
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.about-card {
    background-color: var(--light-gray);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--accent-color);
    transition: var(--transition-base);
}

.about-card:hover {
    background-color: var(--white);
    box-shadow: var(--shadow-lg);
}

.about-card h3 {
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
}

.about-card h3 i {
    color: var(--accent-color);
}

.about-intro {
    font-size: 1.125rem;
    color: var(--dark-gray);
    text-align: center;
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

/* ========================================
   CONTACT SECTION
   ======================================== */
.contact {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
    color: var(--white);
}

.contact .section-title {
    color: var(--white);
}

.contact .section-subtitle {
    color: rgba(255, 255, 255, 0.9);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    max-width: 800px;
    margin: 0 auto;
}

.contact-form {
    background-color: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

.form-group {
    margin-bottom: var(--spacing-sm);
}

.form-label {
    display: block;
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid var(--light-gray);
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition-fast);
    background-color: var(--light-gray);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background-color: var(--white);
}

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

.form-error {
    color: #ef4444;
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: none;
}

.form-input.error,
.form-textarea.error {
    border-color: #ef4444;
}

.form-input.error + .form-error,
.form-textarea.error + .form-error {
    display: block;
}

.form-button {
    width: 100%;
    padding: 1rem;
    font-size: 1.125rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.contact-info-item {
    background-color: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.contact-info-item h4 {
    color: var(--white);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.contact-info-item i {
    color: var(--accent-color);
}

.contact-info-item p {
    margin: 0;
    opacity: 0.95;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    background-color: var(--primary-dark);
    color: var(--white);
    padding: var(--spacing-lg) 0 var(--spacing-sm);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.footer-column h3 {
    color: var(--white);
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
}

.footer-column p,
.footer-column a {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.5rem;
}

.footer-column a:hover {
    color: var(--white);
    text-decoration: underline;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.social-link {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.social-link:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-sm);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

/* ========================================
   ANIMATIONS
   ======================================== */
.fade-in {
    opacity: 0;
    animation: fadeIn 0.6s ease forwards;
}

@keyframes fadeIn {
    to { opacity: 1; }
}

.slide-up {
    opacity: 0;
    transform: translateY(30px);
    animation: slideUp 0.6s ease forwards;
}

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

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

/* Mobile: < 768px (base styles above) */

/* Tablet: 768px - 1024px */
@media (min-width: 768px) {
    h1 { font-size: 3rem; }
    h2 { font-size: 2.5rem; }
    
    .hero-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .benefits-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Desktop: > 1024px */
@media (min-width: 1024px) {
    html {
        font-size: 18px;
    }
    
    .hero-title {
        font-size: 3.5rem;
    }
    
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .steps-container {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-content {
        grid-template-columns: 2fr 1fr;
    }
    
    .footer-content {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Mobile Menu Styles */
@media (max-width: 767px) {
    .menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: left 0.3s ease;
        box-shadow: var(--shadow-lg);
        padding: var(--spacing-md);
        gap: 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-link {
        width: 100%;
        display: block;
        padding: var(--spacing-sm);
        margin: 0.5rem 0;
    }
    
    .nav-cta {
        margin-left: 0;
        margin-top: var(--spacing-sm);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
}

/* Print Styles */
@media print {
    .header,
    .menu-toggle,
    .hero-buttons,
    .contact-form,
    .footer {
        display: none;
    }
}

/* Small helper for field-level validation messages */
.field-error {
    color: var(--form-error-color, #ef4444);
    font-size: 0.9rem;
    margin-top: 0.25rem;
}

/* Keep form inputs with errors visually distinct when JS adds .error */
.form-input.error, .form-textarea.error {
    border-color: #ef4444;
}

/* Fallback class used elsewhere in templates */
.field-error small {
    display: block;
}