/* ============================================
   Epex Logics - Global Stylesheet
   Premium Web Design Agency
   Primary Color: #ffa412
   ============================================ */

/* ============================================
   CSS Variables & Root Styles
   ============================================ */
:root {
    --primary: #ffa412;
    --primary-dark: #e08f0a;
    --primary-light: #ffb542;
    --black: #000000;
    --white: #ffffff;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
    --black-50: rgba(0,0,0,0.5);
    --black-70: rgba(0,0,0,0.7);
    --black-90: rgba(0,0,0,0.9);
    --primary-rgb: 255, 164, 18;
    
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 25px rgba(0,0,0,0.1);
    --shadow-primary: 0 4px 20px rgba(255,164,18,0.3);
    --gradient-gold: linear-gradient(135deg, var(--primary), #ffd700);
    --gradient-dark: linear-gradient(135deg, #000, #1a1a1a);
}

/* ============================================
   Base Styles
   ============================================ */
html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--font-primary);
    background: var(--black);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.display-1, .display-2, .display-3, .display-4 {
    font-weight: 800;
    letter-spacing: -0.02em;
}

.lead {
    font-size: 1.25rem;
    font-weight: 300;
    color: var(--gray-400);
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary), #ffffff, var(--primary));
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientFlow 8s ease infinite;
}

.text-primary {
    color: var(--primary) !important;
}

/* ============================================
   Custom Scrollbar
   ============================================ */
::-webkit-scrollbar {
    width: 12px;
    background: var(--black);
}

::-webkit-scrollbar-track {
    background: var(--gray-900);
    border-left: 1px solid rgba(255,164,18,0.1);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 6px;
    border: 2px solid var(--black);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-light);
}

/* Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--primary) var(--black);
}

/* ============================================
   Selection Styling
   ============================================ */
::selection {
    background: var(--primary);
    color: var(--black);
    text-shadow: none;
}

::-moz-selection {
    background: var(--primary);
    color: var(--black);
    text-shadow: none;
}

/* ============================================
   Links & Buttons
   ============================================ */
a {
    color: var(--white);
    text-decoration: none;
    transition: var(--transition-smooth);
    position: relative;
}

a:not(.btn):hover {
    color: var(--primary);
}

/* Animated Underline for Links */
.hover-underline {
    position: relative;
}

.hover-underline::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

.hover-underline:hover::after {
    width: 100%;
}

/* Button Styles */
.btn {
    padding: 12px 30px;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    z-index: 1;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255,255,255,0.2);
    transition: left 0.3s ease;
    z-index: -1;
}

.btn:hover::before {
    left: 0;
}

.btn-warning {
    background: var(--primary);
    border: none;
    color: var(--black);
    box-shadow: 0 4px 15px rgba(255,164,18,0.3);
}

.btn-warning:hover {
    background: var(--primary-dark);
    color: var(--black);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255,164,18,0.4);
}

.btn-outline-warning {
    border: 2px solid var(--primary);
    color: var(--primary);
    background: transparent;
}

.btn-outline-warning:hover {
    background: var(--primary);
    color: var(--black);
    transform: translateY(-2px);
}

.btn-light {
    background: var(--white);
    color: var(--black);
}

.btn-light:hover {
    background: var(--gray-200);
    transform: translateY(-2px);
}

.btn-dark {
    background: var(--black);
    color: var(--white);
    border: 1px solid rgba(255,255,255,0.1);
}

.btn-dark:hover {
    background: var(--gray-900);
    transform: translateY(-2px);
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    transition: var(--transition-smooth);
    padding: 1rem 0;
}

.navbar.scrolled {
    background: rgba(0,0,0,0.95) !important;
    backdrop-filter: blur(20px);
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.navbar-brand img {
    transition: var(--transition-smooth);
}

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

.nav-link {
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    position: relative;
    margin: 0 0.2rem;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

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

.dropdown-menu {
    background: rgba(0,0,0,0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255,164,18,0.2);
    border-radius: 10px;
    padding: 0.5rem;
}

.dropdown-item {
    color: var(--white);
    border-radius: 5px;
    padding: 0.7rem 1rem;
    transition: var(--transition-smooth);
}

.dropdown-item:hover {
    background: var(--primary);
    color: var(--black);
    transform: translateX(5px);
}

/* ============================================
   Cards & Sections
   ============================================ */
.card {
    background: var(--gray-900);
    border: 1px solid rgba(255,164,18,0.1);
    border-radius: 15px;
    overflow: hidden;
    transition: var(--transition-smooth);
    height: 100%;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 30px rgba(255,164,18,0.1);
    border-color: var(--primary);
}

.card-img-top {
    transition: var(--transition-smooth);
}

.card:hover .card-img-top {
    transform: scale(1.05);
}

.section-title {
    position: relative;
    margin-bottom: 3rem;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 80px;
    height: 3px;
    background: var(--primary);
}

.section-title.center::after {
    left: 50%;
    transform: translateX(-50%);
}

.section-subtitle {
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 3px;
    font-size: 0.9rem;
    margin-bottom: 1rem;
    display: block;
}

/* ============================================
   Service Cards
   ============================================ */
.service-card {
    text-align: center;
    padding: 2.5rem 1.5rem;
    background: linear-gradient(135deg, var(--gray-900), #111);
    border-radius: 20px;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.service-card:hover::before {
    transform: translateX(100%);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: rgba(255,164,18,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--primary);
    font-size: 2rem;
    transition: var(--transition-smooth);
}

.service-card:hover .service-icon {
    background: var(--primary);
    color: var(--black);
    transform: rotateY(180deg);
}

/* ============================================
   Portfolio Items
   ============================================ */
.portfolio-item {
    position: relative;
    overflow: hidden;
    border-radius: 15px;
    cursor: none;
}

.portfolio-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/12;
}

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

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

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0,0,0,0.9), rgba(255,164,18,0.8));
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-smooth);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-info {
    text-align: center;
    transform: translateY(20px);
    transition: var(--transition-smooth);
    transition-delay: 0.1s;
}

.portfolio-item:hover .portfolio-info {
    transform: translateY(0);
}

/* ============================================
   Pricing Cards
   ============================================ */
.pricing-card {
    background: linear-gradient(135deg, var(--gray-900), #111);
    border-radius: 20px;
    padding: 3rem 2rem;
    position: relative;
    overflow: hidden;
    height: 100%;
    border: 1px solid rgba(255,164,18,0.1);
    transition: var(--transition-smooth);
}

.pricing-card.popular {
    transform: scale(1.05);
    border: 2px solid var(--primary);
    box-shadow: 0 20px 30px rgba(255,164,18,0.2);
}

.popular-badge {
    position: absolute;
    top: 20px;
    right: -30px;
    background: var(--primary);
    color: var(--black);
    padding: 5px 40px;
    transform: rotate(45deg);
    font-weight: 600;
    font-size: 0.8rem;
}

.pricing-price {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary);
    margin: 1.5rem 0;
}

.pricing-price small {
    font-size: 1rem;
    color: var(--gray-500);
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin: 2rem 0;
}

.pricing-features li {
    padding: 0.5rem 0;
    color: var(--gray-400);
    position: relative;
    padding-left: 25px;
}

.pricing-features li::before {
    content: '✓';
    color: var(--primary);
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* ============================================
   Testimonials
   ============================================ */
.testimonial-card {
    background: rgba(255,255,255,0.02);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,164,18,0.1);
    border-radius: 20px;
    padding: 2rem;
    transition: var(--transition-smooth);
}

.testimonial-card:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
}

.testimonial-rating {
    color: var(--primary);
    margin-bottom: 1rem;
}

.testimonial-text {
    font-size: 1.1rem;
    font-style: italic;
    margin-bottom: 1.5rem;
    color: var(--gray-300);
}

.testimonial-author {
    display: flex;
    align-items: center;
}

.author-image {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    margin-right: 1rem;
    object-fit: cover;
}

.author-info h5 {
    margin: 0;
    color: var(--white);
}

.author-info p {
    margin: 0;
    color: var(--primary);
    font-size: 0.9rem;
}

/* ============================================
   Blog Cards
   ============================================ */
.blog-card {
    background: var(--gray-900);
    border-radius: 15px;
    overflow: hidden;
    height: 100%;
    transition: var(--transition-smooth);
}

.blog-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 30px rgba(255,164,18,0.1);
}

.blog-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/9;
}

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

.blog-card:hover .blog-image img {
    transform: scale(1.1);
}

.blog-category {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: var(--primary);
    color: var(--black);
    padding: 0.3rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    z-index: 1;
}

.blog-content {
    padding: 1.5rem;
}

.blog-meta {
    display: flex;
    gap: 1rem;
    color: var(--gray-500);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.blog-meta i {
    color: var(--primary);
    margin-right: 0.3rem;
}

/* ============================================
   Forms
   ============================================ */
.form-control {
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,164,18,0.2);
    border-radius: 10px;
    padding: 12px 20px;
    color: var(--white);
    transition: var(--transition-smooth);
}

.form-control:focus {
    background: rgba(255,255,255,0.05);
    border-color: var(--primary);
    box-shadow: 0 0 20px rgba(255,164,18,0.1);
    color: var(--white);
    outline: none;
}

.form-control::placeholder {
    color: var(--gray-600);
}

.form-label {
    color: var(--gray-400);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

/* ============================================
   Animations
   ============================================ */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes glow {
    0%, 100% { filter: drop-shadow(0 0 10px rgba(255,164,18,0.3)); }
    50% { filter: drop-shadow(0 0 30px rgba(255,164,18,0.6)); }
}

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

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Animation Classes */
.floating-element {
    animation: float 6s ease-in-out infinite;
}

.pulse-element {
    animation: pulse 2s ease-in-out infinite;
}

.glowing-element {
    animation: glow 3s ease-in-out infinite;
}

.rotate-element {
    animation: rotate 10s linear infinite;
}

/* ============================================
   Loading Spinner
   ============================================ */
.spinner-border.text-warning {
    color: var(--primary) !important;
}

.spinner-grow.text-warning {
    color: var(--primary) !important;
}

/* ============================================
   Back to Top Button
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary);
    color: var(--black);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
    z-index: 999;
    border: none;
    box-shadow: 0 4px 15px rgba(255,164,18,0.3);
}

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

.back-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(255,164,18,0.4);
}

/* ============================================
   Responsive Utilities
   ============================================ */
@media (max-width: 1200px) {
    .display-1 {
        font-size: 3.5rem;
    }
    
    .display-2 {
        font-size: 3rem;
    }
    
    .display-3 {
        font-size: 2.5rem;
    }
    
    .display-4 {
        font-size: 2rem;
    }
}

@media (max-width: 992px) {
    .navbar-collapse {
        background: rgba(0,0,0,0.95);
        backdrop-filter: blur(20px);
        padding: 1rem;
        border-radius: 10px;
        margin-top: 1rem;
    }
    
    .pricing-card.popular {
        transform: scale(1);
    }
    
    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .display-1 {
        font-size: 2.5rem;
    }
    
    .display-2 {
        font-size: 2rem;
    }
    
    .display-3 {
        font-size: 1.75rem;
    }
    
    .display-4 {
        font-size: 1.5rem;
    }
    
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
}

@media (max-width: 576px) {
    .btn {
        padding: 10px 20px;
        font-size: 0.8rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
}

/* ============================================
   Print Styles
   ============================================ */
@media print {
    .navbar,
    .footer,
    .back-to-top,
    .btn {
        display: none !important;
    }
    
    body {
        background: white;
        color: black;
    }
}

/* ============================================
   Utility Classes
   ============================================ */
.text-warning {
    color: var(--primary) !important;
}

.bg-warning {
    background: var(--primary) !important;
}

.border-warning {
    border-color: var(--primary) !important;
}

.hover-warning:hover {
    color: var(--primary) !important;
}

.glass-effect {
    background: rgba(255,255,255,0.02);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,164,18,0.1);
}

.gradient-border {
    position: relative;
    border: 2px solid transparent;
    background: linear-gradient(var(--black), var(--black)) padding-box,
                linear-gradient(135deg, var(--primary), transparent) border-box;
}

.parallax-section {
    position: relative;
    overflow: hidden;
}

.parallax-bg {
    position: absolute;
    top: -20%;
    left: 0;
    width: 100%;
    height: 140%;
    background-size: cover;
    background-position: center;
    z-index: -1;
}

/* Equal Height Pricing Cards */
.pricing-card {
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: var(--transition-smooth);
}

.pricing-features-wrapper {
    flex-grow: 1;
    overflow-y: auto;
    max-height: 400px;
    padding-right: 5px;
}

/* Custom scrollbar for features list */
.pricing-features-wrapper::-webkit-scrollbar {
    width: 4px;
}

.pricing-features-wrapper::-webkit-scrollbar-track {
    background: var(--gray-900);
}

.pricing-features-wrapper::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 2px;
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin: 1rem 0;
}

.pricing-features li {
    padding: 0.5rem 0;
    color: var(--gray-300);
    position: relative;
    display: flex;
    align-items: center;
    font-size: 0.9rem;
    border-bottom: 1px solid rgba(255,164,18,0.1);
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features li i {
    width: 20px;
    font-size: 0.9rem;
}

.pricing-features li.feature-disabled {
    opacity: 0.7;
}

.pricing-features li .text-decoration-line-through {
    text-decoration: line-through;
    color: var(--gray-600) !important;
}

/* Tooltip for feature details */
.pricing-features li {
    position: relative;
    cursor: help;
}

.pricing-features li:hover::after {
    content: attr(data-tooltip);
    position: absolute;
    left: 30px;
    top: -5px;
    background: var(--black);
    color: var(--white);
    padding: 5px 10px;
    border-radius: 5px;
    font-size: 0.8rem;
    white-space: nowrap;
    z-index: 10;
    border: 1px solid var(--primary);
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

/* Responsive adjustments */
@media (max-width: 992px) {
    .pricing-features-wrapper {
        max-height: 350px;
    }
}

@media (max-width: 768px) {
    .pricing-features-wrapper {
        max-height: 300px;
    }
    
    .pricing-features li {
        font-size: 0.85rem;
    }
}