/* ===================================
   COMPONENT STYLES
   =================================== */

/* --- PAGE LOADER --- */
.page-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-color);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s, visibility 0.5s;
}

.page-loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-top-color: var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* --- BACK TO TOP BUTTON --- */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--accent-color);
    color: var(--bg-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
    border: none;
    font-size: 1.2rem;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(204, 255, 0, 0.3);
}

/* --- HEADER & NAVIGATION --- */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    z-index: 1000;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -1px;
}

.logo span {
    color: var(--accent-color);
}

.nav-links {
    display: flex;
    gap: 40px;
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--text-primary);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-color);
    transition: width 0.3s;
}

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

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-primary);
}

/* --- NAVBAR CTA BUTTON --- */
.nav-cta-btn {
    background: var(--accent-color);
    color: var(--bg-color);
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    margin-left: 20px;
}

.nav-cta-btn:hover {
    background: var(--accent-hover);
    transform: translateY(-2px) scale(1.1);
    box-shadow: 0 5px 20px rgba(204, 255, 0, 0.4);
}

.nav-cta-btn i {
    font-size: 1.2rem;
}

/* --- MODAL --- */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.8);
    backdrop-filter: blur(5px);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.open {
    display: flex;
    opacity: 1;
}

.modal-content {
    background: var(--bg-secondary);
    padding: 50px;
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 500px;
    position: relative;
    border: 1px solid var(--border-color);
    transform: translateY(20px);
    transition: transform 0.3s ease;
}

.modal.open .modal-content {
    transform: translateY(0);
}

.close-modal {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-secondary);
}

/* --- PORTFOLIO LIGHTBOX MODAL --- */
.portfolio-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 3000;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.portfolio-modal.open {
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
}

.portfolio-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
}

.portfolio-modal-content {
    position: relative;
    width: 90%;
    max-width: 1200px;
    max-height: 90vh;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transform: scale(0.9);
    transition: transform 0.3s ease;
    z-index: 1;
}

.portfolio-modal.open .portfolio-modal-content {
    transform: scale(1);
}

.portfolio-modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 45px;
    height: 45px;
    background: rgba(0, 0, 0, 0.8);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-primary);
    font-size: 1.2rem;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.portfolio-modal-close:hover {
    background: var(--accent-color);
    color: var(--bg-color);
    transform: rotate(90deg);
}

.portfolio-modal-body {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    height: 100%;
    max-height: 90vh;
    overflow: hidden;
}

.portfolio-modal-image {
    background: var(--bg-color);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.portfolio-modal-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.portfolio-modal-info {
    padding: 50px 40px;
    overflow-y: auto;
}

.portfolio-modal-info h2 {
    font-size: 2rem;
    margin-bottom: 15px;
    color: var(--accent-color);
}

.portfolio-modal-info p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 30px;
}

.portfolio-modal-details {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 30px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-secondary);
}

.detail-item i {
    color: var(--accent-color);
    width: 20px;
}

.portfolio-modal-tech h4 {
    font-size: 1.1rem;
    margin-bottom: 15px;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tech-tag {
    padding: 6px 14px;
    background: rgba(204, 255, 0, 0.1);
    border: 1px solid rgba(204, 255, 0, 0.3);
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--accent-color);
}

.portfolio-nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: rgba(0, 0, 0, 0.8);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-primary);
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
}

.portfolio-nav-btn:hover {
    background: var(--accent-color);
    color: var(--bg-color);
    transform: translateY(-50%) scale(1.1);
}

.portfolio-nav-btn.prev {
    left: 20px;
}

.portfolio-nav-btn.next {
    right: 20px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: var(--font-body);
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-color);
}

/* --- SERVICE CARDS --- */
.service-card {
    background: var(--bg-secondary);
    padding: 40px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    border-color: var(--accent-color);
    transform: translateY(-10px);
}

.service-icon {
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: 25px;
    transition: transform 0.3s ease;
}

.service-card:hover .service-icon {
    transform: scale(1.1);
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 15px;
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* --- STAT CARDS --- */
.stat-card {
    background: rgba(255,255,255,0.03);
    padding: 30px;
    border-radius: var(--radius-md);
    text-align: center;
    border: 1px solid var(--border-color);
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-color);
    font-family: var(--font-heading);
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* --- PORTFOLIO ITEMS --- */
.portfolio-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    height: 350px;
    cursor: pointer;
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0,0,0,0.9), transparent);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 30px;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.4s ease;
}

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

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
    transform: translateY(0);
}

.portfolio-tag {
    color: var(--accent-color);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 5px;
}

.portfolio-title {
    font-size: 1.5rem;
    font-weight: 700;
}

/* --- TESTIMONIAL CARDS --- */
.testimonial-card {
    min-width: 400px;
    background: var(--bg-secondary);
    padding: 40px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    scroll-snap-align: start;
}

.client-info {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.client-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    margin-right: 15px;
    object-fit: cover;
}

.client-name h4 {
    font-size: 1.1rem;
}

.client-name span {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.quote {
    font-size: 1.1rem;
    font-style: italic;
    color: var(--text-secondary);
}