/*
========================================
DIGITAL HERITAGE LAB - COMPONENT STYLES
========================================
Description: Reusable UI components used across all pages
Includes: Buttons, Forms, Cards, Utility classes
Version: 3.0.0
Author: Digital Heritage Lab
========================================
*/

/* ===== REUSABLE COMPONENTS ===== */

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    text-align: center;
    line-height: 1.5;
}

.primary-btn {
    /* background: linear-gradient(135deg, #dc143c 0%, #b91c1c 100%); */
    color: white;
    box-shadow: 0 4px 15px rgba(220, 20, 60, 0.3);
}

.primary-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(220, 20, 60, 0.4);
    color: white;
    text-decoration: none;
}

.secondary-btn {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.secondary-btn:hover {
    background: white;
    color: var(--color-white) !important;
    text-decoration: none;
}

/* Badges */
.badge {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    display: inline-block;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

/* Cards */
.card {
    background: white;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.card-header {
    padding: 20px;
    border-bottom: 1px solid #e5e7eb;
}

.card-body {
    padding: 20px;
}

.card-footer {
    padding: 20px;
    border-top: 1px solid #e5e7eb;
    background: #f9fafb;
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
    color: #374151;
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: #dc143c;
    box-shadow: 0 0 0 3px rgba(220, 20, 60, 0.1);
}

.form-button {
    background: linear-gradient(135deg, #dc143c 0%, #b91c1c 100%);
    color: white;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(220, 20, 60, 0.3);
}

.form-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(220, 20, 60, 0.4);
}

/* Newsletter Form */
.newsletter-form {
    display: flex;
    gap: 15px;
    max-width: 500px;
    margin: 0 auto;
}

.newsletter-input {
    flex: 1;
    padding: 15px 20px;
    border: none;
    border-radius: 50px;
    font-size: 16px;
    outline: none;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.newsletter-button {
    background: white;
    color: #dc143c;
    padding: 15px 30px;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

/* Statistics */
.stat-item {
    text-align: center;
    padding: 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    backdrop-filter: blur(10px);
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: #dc143c;
    display: block;
}

.stat-label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
    margin-top: 5px;
}

/* Feature Items */
.feature-item {
    padding: 25px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
    display: block;
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: white;
}

.feature-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

/* Grid Systems */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.grid-auto-fit {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

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

.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; }

.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; }

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideIn {
    from { transform: translateX(-20px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

.slide-in {
    animation: slideIn 0.6s ease-out;
}

/* Shimmer Animation for Buttons (hover only) */
.btn.shimmer, .primary-btn.shimmer, .secondary-btn.shimmer {
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn.shimmer::after, .primary-btn.shimmer::after, .secondary-btn.shimmer::after {
  content: '';
  position: absolute;
  top: 0;
  left: -75%;
  width: 50%;
  height: 100%;
  background: linear-gradient(120deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.4) 50%, rgba(255,255,255,0) 100%);
  z-index: 2;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s;
}

.btn.shimmer:hover::after, .primary-btn.shimmer:hover::after, .secondary-btn.shimmer:hover::after {
  animation: shimmer-move 1.5s infinite;
  opacity: 1;
}

@keyframes shimmer-move {
  0% {
    left: -75%;
  }
  100% {
    left: 125%;
  }
}

/* Responsive Design */
@media (max-width: 768px) {
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        text-align: center;
    }
    
    .card-body {
        padding: 15px;
    }
}

@media (max-width: 480px) {
    .feature-item {
        padding: 20px;
    }
    
    .stat-item {
        padding: 15px;
    }
}