/* ============================================
   PREMIUM STYLES - XidmətTap.az
   Professional & Advanced Features
   ============================================ */

/* ===== STICKY NAVBAR WITH SHADOW ===== */
.sticky-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all 0.3s ease;
    background: transparent;
}

.sticky-header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.sticky-header.scrolled .navbar {
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
}

/* Add padding to body to compensate for fixed header */
body {
    padding-top: 70px;
    scroll-behavior: smooth;
}

/* ===== BACK TO TOP BUTTON ===== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 25px rgba(102, 126, 234, 0.6);
}

.back-to-top:active {
    transform: translateY(-2px);
}

/* ===== LOADING SCREEN ===== */
.page-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

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

.loader-content {
    text-align: center;
    color: white;
}

.loader-spinner {
    width: 60px;
    height: 60px;
    border: 5px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

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

.loader-text {
    font-size: 1.2rem;
    font-weight: 600;
    margin-top: 15px;
}

.loader-logo {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 10px;
}

/* ===== ENHANCED NAVBAR ===== */
.navbar-brand {
    font-size: 1.5rem;
    font-weight: 800;
    transition: all 0.3s ease;
}

.navbar-brand:hover {
    transform: scale(1.05);
}

.nav-link {
    position: relative;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem !important;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 80%;
}

.nav-link:hover {
    color: #667eea !important;
}

/* ===== PREMIUM CARD EFFECTS ===== */
.premium-card {
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.premium-card::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 ease;
}

.premium-card:hover::before {
    left: 100%;
}

.premium-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* ===== GLOWING BUTTON EFFECT ===== */
.btn-glow {
    position: relative;
    overflow: hidden;
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.5);
    transition: all 0.3s ease;
}

.btn-glow::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-glow:hover::before {
    width: 300px;
    height: 300px;
}

.btn-glow:hover {
    box-shadow: 0 0 30px rgba(102, 126, 234, 0.8);
    transform: translateY(-2px);
}

/* ===== GRADIENT TEXT ANIMATION ===== */
.text-gradient-animated {
    background: linear-gradient(45deg, #667eea, #764ba2, #f093fb, #667eea);
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 3s ease infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* ===== PARALLAX SECTIONS ===== */
.parallax-section {
    position: relative;
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    min-height: 400px;
}

/* ===== FEATURE BOX WITH ICON ===== */
.feature-box {
    text-align: center;
    padding: 40px 30px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.feature-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.feature-box:hover::before {
    transform: scaleX(1);
}

.feature-box:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2rem;
    color: white;
    transition: all 0.4s ease;
}

.feature-box:hover .feature-icon {
    transform: rotateY(360deg);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

/* ===== TESTIMONIAL CARD ===== */
.testimonial-card {
    background: white;
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    position: relative;
    margin-top: 50px;
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
}

.testimonial-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: 5px solid white;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
    position: absolute;
    top: -40px;
    left: 30px;
}

.testimonial-content {
    padding-top: 50px;
}

.testimonial-stars {
    color: #ffd700;
    font-size: 1.2rem;
    margin-bottom: 15px;
}

.testimonial-text {
    font-style: italic;
    color: #666;
    margin-bottom: 15px;
    line-height: 1.6;
}

.testimonial-author {
    font-weight: 600;
    color: #333;
}

.testimonial-role {
    color: #999;
    font-size: 0.9rem;
}

/* ===== STATS COUNTER BOX ===== */
.stats-box {
    text-align: center;
    padding: 40px 20px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.stats-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
}

.stats-number {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
}

.stats-label {
    font-size: 1.1rem;
    color: #666;
    font-weight: 500;
}

/* ===== PROCESS TIMELINE ===== */
.process-timeline {
    position: relative;
    padding: 40px 0;
}

.process-timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, #667eea 0%, #764ba2 100%);
}

.timeline-item {
    position: relative;
    margin-bottom: 50px;
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-left: auto;
}

.timeline-dot {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 20px;
    background: #667eea;
    border: 5px solid white;
    border-radius: 50%;
    box-shadow: 0 0 0 5px rgba(102, 126, 234, 0.2);
    z-index: 2;
}

/* ===== IMAGE HOVER EFFECTS ===== */
.img-hover-zoom {
    overflow: hidden;
    border-radius: 15px;
}

.img-hover-zoom img {
    transition: transform 0.5s ease;
}

.img-hover-zoom:hover img {
    transform: scale(1.1) rotate(2deg);
}

/* ===== BADGE PULSE ANIMATION ===== */
.badge-pulse {
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(102, 126, 234, 0.7);
    }
    50% {
        box-shadow: 0 0 0 10px rgba(102, 126, 234, 0);
    }
}

/* ===== MOBILE RESPONSIVE ===== */
@media (max-width: 768px) {
    body {
        padding-top: 60px;
    }

    .back-to-top {
        width: 45px;
        height: 45px;
        bottom: 20px;
        right: 20px;
        font-size: 1.2rem;
    }

    .feature-box {
        padding: 30px 20px;
    }

    .stats-number {
        font-size: 2.5rem;
    }

    .testimonial-card {
        margin-top: 60px;
    }

    .process-timeline::before {
        left: 20px;
    }

    .timeline-dot {
        left: 20px;
    }

    .timeline-item:nth-child(odd) .timeline-content {
        margin-left: 0;
    }
}

/* ===== CURSOR EFFECTS (Desktop only) ===== */
@media (min-width: 1024px) {
    .cursor-pointer-effect {
        cursor: pointer;
        position: relative;
    }

    .cursor-pointer-effect::after {
        content: '';
        position: absolute;
        width: 0;
        height: 0;
        border-radius: 50%;
        background: rgba(102, 126, 234, 0.2);
        pointer-events: none;
        transition: width 0.3s, height 0.3s, opacity 0.3s;
    }

    .cursor-pointer-effect:active::after {
        width: 100%;
        height: 100%;
        opacity: 0;
    }
}

/* ===== SECTION DIVIDER ===== */
.section-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, #667eea, transparent);
    margin: 60px 0;
}

/* ===== FOOTER ENHANCEMENTS ===== */
.site-footer {
    position: relative;
    overflow: hidden;
}

.site-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #667eea, #764ba2, #f093fb);
    background-size: 200% 100%;
    animation: gradientMove 3s linear infinite;
}

@keyframes gradientMove {
    0% { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}

/* ===== SUCCESS/ERROR STATE ANIMATIONS ===== */
.success-checkmark {
    width: 80px;
    height: 80px;
    margin: 0 auto;
    position: relative;
}

.success-checkmark .check-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: block;
    stroke-width: 3;
    stroke: #10b981;
    stroke-miterlimit: 10;
    box-shadow: inset 0px 0px 0px #10b981;
    animation: fillGreen 0.4s ease-in-out 0.4s forwards, scale 0.3s ease-in-out 0.9s both;
}

.success-checkmark .check-icon .icon-line {
    transform-origin: 50% 50%;
    stroke-dasharray: 48;
    stroke-dashoffset: 48;
    animation: stroke 0.3s cubic-bezier(0.65, 0, 0.45, 1) 0.8s forwards;
}

@keyframes stroke {
    100% {
        stroke-dashoffset: 0;
    }
}

@keyframes fillGreen {
    100% {
        box-shadow: inset 0px 0px 0px 60px #10b981;
    }
}

/* ===== NOTIFICATION DOT ===== */
.notification-dot {
    position: absolute;
    top: -5px;
    right: -5px;
    width: 10px;
    height: 10px;
    background: #ef4444;
    border: 2px solid white;
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

/* ===== SKELETON LOADER FOR CARDS ===== */
.skeleton-card {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s ease-in-out infinite;
    border-radius: 15px;
    height: 200px;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}