/* ===== Advanced Features - Sheikh Ayoub Maghrebi ===== */

/* ===== Custom Properties - Dark Theme ===== */
:root {
    --gradient-primary: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
    --gradient-secondary: linear-gradient(135deg, #2a2a2a 0%, #3a3a3a 100%);
    --gradient-gold: linear-gradient(45deg, #ffd700, #ffb347);
    --gradient-hero: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 50%, #2a2a2a 100%);
    
    --shadow-soft: 0 2px 15px rgba(0,0,0,0.08);
    --shadow-medium: 0 4px 25px rgba(0,0,0,0.12);
    --shadow-hard: 0 8px 40px rgba(0,0,0,0.16);
    --shadow-glow: 0 0 30px rgba(255,215,0,0.3);
    
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 20px;
    --border-radius-xl: 30px;
    
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
    --z-toast: 1080;
}

/* ===== Glass Morphism ===== */
.glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-soft);
}

.glass-dark {
    background: rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* ===== Neumorphism ===== */
.neumorphism {
    background: var(--bg-color);
    box-shadow: 
        20px 20px 60px #d1d9e6,
        -20px -20px 60px #ffffff;
    border-radius: var(--border-radius-lg);
}

.neumorphism-inset {
    background: var(--bg-color);
    box-shadow: 
        inset 20px 20px 60px #d1d9e6,
        inset -20px -20px 60px #ffffff;
    border-radius: var(--border-radius-lg);
}

.neumorphism-pressed {
    background: var(--bg-color);
    box-shadow: 
        inset 20px 20px 60px #d1d9e6,
        inset -20px -20px 60px #ffffff;
    transform: scale(0.98);
}

/* ===== Gradient Text ===== */
.gradient-text {
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
}

.gradient-text-primary {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
}

/* ===== Animated Backgrounds - Dark Theme ===== */
.animated-bg {
    background: linear-gradient(-45deg, #0a0a0a, #1a1a1a, #2a2a2a, #3a3a3a);
    background-size: 400% 400%;
    animation: gradientShift 3s ease infinite;
}

.animated-bg-primary {
    background: linear-gradient(-45deg, #1a1a1a, #2a2a2a, #3a3a3a, #4a4a4a);
    background-size: 400% 400%;
    animation: gradientShift 4s ease infinite;
}

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

/* ===== Floating Elements ===== */
.floating {
    animation: float 3s ease-in-out infinite;
}

.floating-slow {
    animation: float 6s ease-in-out infinite;
}

.floating-fast {
    animation: float 2s ease-in-out infinite;
}

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

/* ===== Magnetic Hover Effect ===== */
.magnetic {
    transition: transform 0.3s cubic-bezier(0.23, 1, 0.320, 1);
}

.magnetic:hover {
    transform: translateZ(0) scale(1.05);
}

/* ===== Tilt Effect ===== */
.tilt {
    transition: transform 0.3s ease;
}

.tilt:hover {
    transform: perspective(1000px) rotateX(10deg) rotateY(10deg);
}

/* ===== Glow Effects ===== */
.glow {
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
    transition: box-shadow 0.3s ease;
}

.glow:hover {
    box-shadow: 0 0 30px rgba(255, 215, 0, 0.8);
}

.glow-primary {
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.5);
}

.glow-secondary {
    box-shadow: 0 0 20px rgba(240, 147, 251, 0.5);
}

/* ===== Particle Background - Dark Theme ===== */
.particle-bg {
    position: relative;
    overflow: hidden;
}

.particle-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(255, 215, 0, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 179, 71, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(255, 215, 0, 0.02) 0%, transparent 50%);
    animation: particleMove 20s ease-in-out infinite;
}

@keyframes particleMove {
    0%, 100% { transform: translateX(0) translateY(0); }
    25% { transform: translateX(20px) translateY(-20px); }
    50% { transform: translateX(-20px) translateY(20px); }
    75% { transform: translateX(20px) translateY(20px); }
}

/* ===== Advanced Cards - Dark Theme ===== */
.card-advanced {
    position: relative;
    background: var(--bg-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-soft);
    transition: all 0.3s cubic-bezier(0.23, 1, 0.320, 1);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.card-advanced::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-gold);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.card-advanced:hover::before {
    transform: scaleX(1);
}

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

.card-advanced .card-content {
    padding: var(--spacing-xl);
    position: relative;
    z-index: 2;
}

.card-advanced .card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-gold);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
}

.card-advanced:hover .card-overlay {
    opacity: 0.1;
}

/* ===== Advanced Buttons ===== */
.btn-advanced {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    border: none;
    border-radius: var(--border-radius-lg);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.23, 1, 0.320, 1);
    overflow: hidden;
    z-index: 1;
}

.btn-advanced::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-gold);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
    z-index: -1;
}

.btn-advanced:hover::before {
    transform: scaleX(1);
}

.btn-advanced:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.btn-advanced:active {
    transform: translateY(0);
}

/* ===== Ripple Effect ===== */
.ripple {
    position: relative;
    overflow: hidden;
}

.ripple::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.ripple:active::after {
    width: 300px;
    height: 300px;
}

/* ===== Advanced Forms - Dark Theme ===== */
.form-advanced {
    position: relative;
}

.form-advanced .form-group {
    position: relative;
    margin-bottom: var(--spacing-lg);
}

.form-advanced .form-control {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-md);
    font-size: var(--font-size-base);
    transition: all 0.3s ease;
    background: var(--bg-color);
    color: var(--text-color);
}

.form-advanced .form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(139, 69, 19, 0.1);
}

.form-advanced .form-label {
    position: absolute;
    top: 1rem;
    left: 1rem;
    color: var(--text-light);
    transition: all 0.3s ease;
    pointer-events: none;
    background: var(--white);
    padding: 0 0.5rem;
}

.form-advanced .form-control:focus + .form-label,
.form-advanced .form-control:not(:placeholder-shown) + .form-label {
    top: -0.5rem;
    left: 0.5rem;
    font-size: var(--font-size-sm);
    color: var(--primary-color);
}

/* ===== Loading States ===== */
.loading {
    position: relative;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid transparent;
    border-top: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* ===== Toast Notifications - Dark Theme ===== */
.toast {
    position: fixed;
    top: 2rem;
    right: 2rem;
    background: var(--bg-color);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-hard);
    padding: 1rem 1.5rem;
    z-index: var(--z-toast);
    transform: translateX(100%);
    transition: transform 0.3s ease;
    color: var(--text-color);
    border: 1px solid var(--border-color);
}

.toast.show {
    transform: translateX(0);
}

.toast.success {
    border-left: 4px solid #28a745;
}

.toast.error {
    border-left: 4px solid #dc3545;
}

.toast.warning {
    border-left: 4px solid #ffc107;
}

.toast.info {
    border-left: 4px solid #17a2b8;
}

/* ===== Tooltips ===== */
.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip .tooltip-text {
    visibility: hidden;
    width: 200px;
    background: var(--black);
    color: var(--white);
    text-align: center;
    border-radius: var(--border-radius-sm);
    padding: 0.5rem;
    position: absolute;
    z-index: var(--z-tooltip);
    bottom: 125%;
    left: 50%;
    margin-left: -100px;
    opacity: 0;
    transition: opacity 0.3s;
}

.tooltip .tooltip-text::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -5px;
    border: 5px solid transparent;
    border-top-color: var(--black);
}

.tooltip:hover .tooltip-text {
    visibility: visible;
    opacity: 1;
}

/* ===== Progress Bars ===== */
.progress-advanced {
    width: 100%;
    height: 8px;
    background: #e9ecef;
    border-radius: var(--border-radius-sm);
    overflow: hidden;
    position: relative;
}

.progress-advanced .progress-bar {
    height: 100%;
    background: var(--gradient-gold);
    border-radius: var(--border-radius-sm);
    transition: width 0.3s ease;
    position: relative;
}

.progress-advanced .progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* ===== Advanced Modals ===== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.modal-overlay.show {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.8);
    transition: transform 0.3s ease;
}

.modal-overlay.show .modal-content {
    transform: scale(1);
}

/* ===== Advanced Navigation ===== */
.nav-advanced {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.nav-advanced.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-soft);
}

/* ===== Advanced Grid ===== */
.grid-advanced {
    display: grid;
    gap: var(--spacing-lg);
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-masonry {
    column-count: 3;
    column-gap: var(--spacing-lg);
}

.grid-masonry .grid-item {
    break-inside: avoid;
    margin-bottom: var(--spacing-lg);
}

/* ===== Advanced Typography ===== */
.text-gradient {
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
}

.text-shadow {
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.text-shadow-lg {
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* ===== Advanced Spacing ===== */
.space-y-1 > * + * { margin-top: var(--spacing-xs); }
.space-y-2 > * + * { margin-top: var(--spacing-sm); }
.space-y-3 > * + * { margin-top: var(--spacing-md); }
.space-y-4 > * + * { margin-top: var(--spacing-lg); }
.space-y-5 > * + * { margin-top: var(--spacing-xl); }
.space-y-6 > * + * { margin-top: var(--spacing-2xl); }

.space-x-1 > * + * { margin-left: var(--spacing-xs); }
.space-x-2 > * + * { margin-left: var(--spacing-sm); }
.space-x-3 > * + * { margin-left: var(--spacing-md); }
.space-x-4 > * + * { margin-left: var(--spacing-lg); }
.space-x-5 > * + * { margin-left: var(--spacing-xl); }
.space-x-6 > * + * { margin-left: var(--spacing-2xl); }

/* ===== Utility Classes ===== */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

.inset-0 { top: 0; right: 0; bottom: 0; left: 0; }
.top-0 { top: 0; }
.right-0 { right: 0; }
.bottom-0 { bottom: 0; }
.left-0 { left: 0; }

.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-30 { z-index: 30; }
.z-40 { z-index: 40; }
.z-50 { z-index: 50; }

.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-scroll { overflow: scroll; }

.cursor-pointer { cursor: pointer; }
.cursor-not-allowed { cursor: not-allowed; }

.select-none { user-select: none; }
.select-text { user-select: text; }
.select-all { user-select: all; }

.pointer-events-none { pointer-events: none; }
.pointer-events-auto { pointer-events: auto; }

.whitespace-nowrap { white-space: nowrap; }
.whitespace-pre { white-space: pre; }
.whitespace-pre-line { white-space: pre-line; }
.whitespace-pre-wrap { white-space: pre-wrap; }

.break-words { word-wrap: break-word; }
.break-all { word-break: break-all; }

.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ===== Responsive Utilities ===== */
@media (max-width: 640px) {
    .sm\:hidden { display: none; }
    .sm\:block { display: block; }
    .sm\:flex { display: flex; }
    .sm\:grid { display: grid; }
}

@media (max-width: 768px) {
    .md\:hidden { display: none; }
    .md\:block { display: block; }
    .md\:flex { display: flex; }
    .md\:grid { display: grid; }
}

@media (max-width: 1024px) {
    .lg\:hidden { display: none; }
    .lg\:block { display: block; }
    .lg\:flex { display: flex; }
    .lg\:grid { display: grid; }
}

@media (max-width: 1280px) {
    .xl\:hidden { display: none; }
    .xl\:block { display: block; }
    .xl\:flex { display: flex; }
    .xl\:grid { display: grid; }
}