/* Custom CSS for ADS ACCELERATOR */

/* Base Styles */
html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', system-ui, sans-serif;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 500;
    line-height: 1.2;
    color: #1f2937;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: 1rem;
}

a {
    color: #1e3a8a;
    transition: color 0.3s ease;
}

a:hover {
    color: #1d4ed8;
}

/* Component Classes */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: 0.375rem;
    font-weight: 500;
    transition: all 0.3s ease;
    text-decoration: none;
    border: none;
    cursor: pointer;
}

.btn:focus {
    outline: none;
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.5);
}

.btn-primary {
    background-color: #1e3a8a;
    color: white;
}

.btn-primary:hover {
    background-color: #1e40af;
}

.btn-secondary {
    background-color: #f97066;
    color: white;
}

.btn-secondary:hover {
    background-color: #dc2626;
}

.btn-outline {
    border: 2px solid #1e3a8a;
    color: #1e3a8a;
    background-color: transparent;
}

.btn-outline:hover {
    background-color: #1e3a8a;
    color: white;
}

.container-custom {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 768px) {
    .container-custom {
        padding: 0 2rem;
    }
}

.section {
    padding: 3rem 0;
}

@media (min-width: 768px) {
    .section {
        padding: 5rem 0;
    }
}

.card {
    background-color: white;
    border-radius: 0.75rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

.slide-up {
    animation: slideUp 0.5s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Header Scroll Effect */
.header-scrolled {
    background-color: white !important;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    padding: 0.5rem 0 !important;
}

/* Responsive Typography */
@media (min-width: 768px) {
    h1 {
        font-size: 3rem;
    }
    
    h2 {
        font-size: 2.5rem;
    }
    
    h3 {
        font-size: 1.875rem;
    }
    
    h4 {
        font-size: 1.5rem;
    }
}

@media (min-width: 1024px) {
    h1 {
        font-size: 3.75rem;
    }
    
    h2 {
        font-size: 3rem;
    }
    
    h3 {
        font-size: 2.25rem;
    }
    
    h4 {
        font-size: 1.875rem;
    }
}

/* Hero Section Specific */
.hero-gradient {
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.8) 0%, rgba(30, 58, 138, 0.4) 100%);
}

/* Form Styles */
.form-input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #d1d5db;
    border-radius: 0.375rem;
    transition: border-color 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 1px #2563eb;
}

.form-textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #d1d5db;
    border-radius: 0.375rem;
    resize: vertical;
    min-height: 120px;
    transition: border-color 0.3s ease;
}

.form-textarea:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 1px #2563eb;
}

/* Mobile Menu Animation */
.mobile-menu-open {
    opacity: 1 !important;
    visibility: visible !important;
    max-height: 500px !important;
    padding-top: 1rem;
    padding-bottom: 1rem;
}

.mobile-services-open {
    max-height: 400px !important;
    padding-top: 0.5rem;
}

/* Loading Animation */
.loading-spinner {
    border: 3px solid #f3f4f6;
    border-top: 3px solid #1e3a8a;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    animation: spin 1s linear infinite;
}

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

/* Utility Classes */
.text-shadow {
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.backdrop-blur {
    backdrop-filter: blur(10px);
}

/* Print Styles */
@media print {
    .no-print {
        display: none !important;
    }
}