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

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) calc(var(--spacing-md) + 0.5rem);
    border: none;
    border-radius: var(--border-radius-lg);
    font-size: var(--font-size-large);
    font-weight: bold;
    cursor: pointer;
    transition: all var(--transition-speed) var(--transition-ease);
    text-align: center;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(255,107,53,0.4);
}

.btn-full {
    width: 100%;
}

/* Cards */
.card {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    border-top: 4px solid var(--primary-color);
}

.card-hover {
    transition: all var(--transition-speed) var(--transition-ease);
}

.card-hover:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
}

.card-title {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-xlarge);
}

.card-text {
    color: var(--text-light);
}

/* Section Titles */
.section-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--dark-bg);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 4px;
    background: var(--primary-gradient);
}

.section-intro {
    margin-top: var(--spacing-md);
    font-size: var(--font-size-large);
    line-height: 1.8;
    color: var(--text-light);
}

/* Form Elements */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    color: var(--primary-color);
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: var(--border-radius-sm);
    background: rgba(255,255,255,0.1);
    color: var(--white);
    font-size: 1rem;
    font-family: var(--font-family);
}

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

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

.form-group input.error,
.form-group textarea.error {
    border-color: #ff3333 !important;
    background: rgba(255, 51, 51, 0.1);
}

/* Stat Boxes */
.stat-box {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow-sm);
}

.stat-number {
    font-size: 3rem;
    font-weight: bold;
    color: var(--primary-color);
    display: block;
}

.stat-label {
    color: var(--text-light);
    font-size: 1rem;
    margin-top: var(--spacing-xs);
}

/* Social Links */
.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-icon {
    width: 50px;
    height: 50px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    transition: all var(--transition-speed) var(--transition-ease);
}

.social-icon:hover {
    background: var(--primary-gradient);
    transform: translateY(-5px);
}

/* Notification Styles */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 1.5rem 2rem;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    z-index: 10000;
    display: flex;
    align-items: center;
    gap: 1rem;
    min-width: 300px;
    max-width: 500px;
    opacity: 0;
    transform: translateX(400px);
    transition: all 0.3s ease;
}

.notification.show {
    opacity: 1;
    transform: translateX(0);
}

.notification-success {
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
    color: white;
}

.notification-error {
    background: linear-gradient(135deg, #dc3545 0%, #ff6b6b 100%);
    color: white;
}

.notification span {
    flex: 1;
    line-height: 1.5;
}

.notification-close {
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background 0.3s;
}

.notification-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Button Ripple Effect */
.btn-primary {
    position: relative;
    overflow: hidden;
}

.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.6);
    transform: scale(0);
    animation: ripple-animation 0.6s ease-out;
    pointer-events: none;
}

@keyframes ripple-animation {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #ff6b35 0%, #f7931e 100%);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(100px);
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(255, 107, 53, 0.4);
    z-index: 999;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(255, 107, 53, 0.6);
}

/* Active Navigation Link */
.nav-link.active {
    color: var(--primary-color);
}

/* Header Shadow on Scroll */
.header.scrolled {
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.4);
}

/* ================================
   LOAD MORE GALLERY STYLES
   ================================ */

.hidden-project {
    display: none;
    opacity: 0;
    transform: scale(0.8) translateY(30px);
}

.hidden-project.revealed {
    display: block;
    animation: fadeInUp 0.6s ease forwards;
}

.hidden-project.revealed:nth-child(7) { animation-delay: 0.1s; }
.hidden-project.revealed:nth-child(8) { animation-delay: 0.2s; }
.hidden-project.revealed:nth-child(9) { animation-delay: 0.3s; }
.hidden-project.revealed:nth-child(10) { animation-delay: 0.4s; }
.hidden-project.revealed:nth-child(11) { animation-delay: 0.5s; }
.hidden-project.revealed:nth-child(12) { animation-delay: 0.6s; }

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

@keyframes fadeOutDown {
    from {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
    to {
        opacity: 0;
        transform: scale(0.8) translateY(30px);
    }
}

.load-more-container {
    display: flex;
    justify-content: center;
    margin-top: 3rem;
    position: relative;
}

.load-more-container::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(255, 107, 53, 0.3) 20%, 
        rgba(255, 107, 53, 0.3) 80%, 
        transparent 100%);
    z-index: 0;
}

.btn-load-more {
    position: relative;
    z-index: 1;
    background: linear-gradient(135deg, #ff6b35 0%, #f7931e 100%);
    color: white;
    border: none;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    transition: all 0.4s ease;
    box-shadow: 0 5px 20px rgba(255, 107, 53, 0.3);
    overflow: hidden;
}

.btn-load-more::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.3), 
        transparent);
    transition: left 0.5s;
}

.btn-load-more:hover::before {
    left: 100%;
}

.btn-load-more:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(255, 107, 53, 0.5);
}

.btn-icon {
    display: inline-block;
    transition: transform 0.3s ease;
    font-size: 1.3rem;
}

.btn-load-more:hover .btn-icon {
    transform: translateY(3px);
    animation: bounce 0.6s ease infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(5px); }
}

.project-count {
    background: rgba(255, 255, 255, 0.2);
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: bold;
}

.btn-load-more.loading .btn-icon {
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ================================
   PROJECT MODAL GALLERY STYLES
   ================================ */

.view-gallery-btn {
    display: inline-block;
    margin-top: 0.8rem;
    padding: 0.5rem 1.2rem;
    background: rgba(255, 107, 53, 0.9);
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.project-overlay:hover .view-gallery-btn {
    background: rgba(255, 107, 53, 1);
    transform: scale(1.05);
}

.project-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10000;
    animation: fadeIn 0.3s ease;
}

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

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(5px);
}

.modal-content {
    position: relative;
    background: #1a1a1a;
    width: 90%;
    max-width: 1200px;
    max-height: 90vh;
    border-radius: 15px;
    overflow: hidden;
    z-index: 10001;
    animation: slideUp 0.4s ease;
    display: flex;
    flex-direction: column;
}

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

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(50px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    z-index: 10002;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    line-height: 1;
}

.modal-close:hover {
    background: rgba(255, 107, 53, 0.9);
    border-color: rgba(255, 107, 53, 1);
    transform: rotate(90deg);
}

.modal-header {
    padding: 2rem 2rem 1rem 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.modal-title {
    color: white;
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.modal-description {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1rem;
}

.modal-gallery {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.main-image-container {
    position: relative;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #000;
    min-height: 400px;
    padding: 1rem;
}

.main-image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 8px;
    transition: opacity 0.3s ease;
}

.main-image.loading {
    opacity: 0.5;
}

.nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

.prev-btn {
    left: 1rem;
}

.next-btn {
    right: 1rem;
}

.nav-btn:hover {
    background: rgba(255, 107, 53, 0.9);
    border-color: rgba(255, 107, 53, 1);
    transform: translateY(-50%) scale(1.1);
}

.nav-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    pointer-events: none;
}

.image-counter {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 600;
}

.thumbnail-strip {
    display: flex;
    gap: 0.8rem;
    padding: 1.5rem;
    overflow-x: auto;
    background: rgba(0, 0, 0, 0.3);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.thumbnail-strip::-webkit-scrollbar {
    height: 8px;
}

.thumbnail-strip::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
}

.thumbnail-strip::-webkit-scrollbar-thumb {
    background: rgba(255, 107, 53, 0.5);
    border-radius: 4px;
}

.thumbnail-strip::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 107, 53, 0.8);
}

.thumbnail-item {
    flex-shrink: 0;
    width: 100px;
    height: 70px;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    border: 3px solid transparent;
    transition: all 0.3s ease;
    position: relative;
}

.thumbnail-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.thumbnail-item:hover img {
    transform: scale(1.1);
}

.thumbnail-item.active {
    border-color: #ff6b35;
    box-shadow: 0 0 15px rgba(255, 107, 53, 0.5);
}

.thumbnail-item::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    transition: opacity 0.3s ease;
}

.thumbnail-item.active::after,
.thumbnail-item:hover::after {
    opacity: 0;
}

.modal-footer {
    padding: 1.5rem 2rem;
    background: rgba(0, 0, 0, 0.3);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.project-info {
    display: flex;
    gap: 2rem;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
}

.project-info p {
    margin: 0;
}

.project-info strong {
    color: #ff6b35;
}

.modal-content::before {
    content: '← → Navigate | ESC Close';
    position: absolute;
    bottom: 1rem;
    right: 2rem;
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.85rem;
    z-index: 1;
}