/* ============================================
   MAIN.CSS - Core Styles & Reset
   ============================================ */

/* === CSS Reset === */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
    transition: background-color var(--transition-base), color var(--transition-base);
}

/* === Links === */
a {
    color: var(--accent-cyan);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--accent-purple);
}

/* === Container === */
.container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    position: relative;
    z-index: 1;
}

/* === Animated Background Orbs === */
.bg-gradient {
    position: fixed;
    inset: 0;
    z-index: 0;
    overflow: hidden;
    pointer-events: none;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.15;
    animation: floatOrb 20s ease-in-out infinite;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
    top: -200px;
    left: -100px;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, var(--accent-green), var(--accent-cyan));
    bottom: -150px;
    right: -100px;
    animation-delay: -10s;
}

.orb-3 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-pink));
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -5s;
}

@keyframes floatOrb {

    0%,
    100% {
        transform: translate(0, 0) scale(1);
    }

    33% {
        transform: translate(70px, -70px) scale(1.1);
    }

    66% {
        transform: translate(-70px, 70px) scale(0.9);
    }
}

/* === Glass Card === */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-xl);
    transition: all var(--transition-base);
}

.glass-card:hover {
    border-color: var(--glass-border-hover);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

/* === Buttons === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 14px 28px;
    border-radius: var(--radius-md);
    border: none;
    font-family: var(--font-family);
    font-weight: 700;
    font-size: var(--font-size-base);
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
    color: white;
    box-shadow: 0 8px 25px rgba(56, 189, 248, 0.3);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(56, 189, 248, 0.4);
}

.btn-secondary {
    background: rgba(56, 189, 248, 0.1);
    border: 1px solid var(--accent-cyan);
    color: var(--accent-cyan);
}

.btn-secondary:hover:not(:disabled) {
    background: rgba(56, 189, 248, 0.2);
    transform: translateY(-2px);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger), #dc2626);
    color: white;
    box-shadow: 0 8px 25px rgba(239, 68, 68, 0.3);
}

.btn-danger:hover:not(:disabled) {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(239, 68, 68, 0.4);
}

.btn-success {
    background: linear-gradient(135deg, var(--accent-green), #16a34a);
    color: white;
    box-shadow: 0 8px 25px rgba(34, 197, 94, 0.3);
}

/* === Form Elements === */
.input,
.select,
.textarea {
    width: 100%;
    padding: 14px 18px;
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    transition: all var(--transition-base);
}

.input:focus,
.select:focus,
.textarea:focus {
    outline: none;
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.15);
}

.input::placeholder {
    color: var(--text-dim);
}

/* === Badge === */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-success {
    background: rgba(34, 197, 94, 0.2);
    color: var(--accent-green);
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.2);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-info {
    background: rgba(56, 189, 248, 0.2);
    color: var(--accent-cyan);
    border: 1px solid rgba(56, 189, 248, 0.3);
}

/* === Utility Classes === */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

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

.text-muted {
    color: var(--text-muted);
}

.text-accent {
    color: var(--accent-cyan);
}

.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.gap-sm {
    gap: var(--space-sm);
}

.gap-md {
    gap: var(--space-md);
}

.gap-lg {
    gap: var(--space-lg);
}

.hidden {
    display: none !important;
}

.invisible {
    visibility: hidden;
}

/* === Animations === */
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.7;
    }
}

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

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

    100% {
        background-position: -200% 0;
    }
}

.animate-fade-in {
    animation: fadeIn 0.5s ease;
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease;
}

.animate-pulse {
    animation: pulse 2s infinite;
}

/* === Skeleton Loading === */
.skeleton {
    background: linear-gradient(90deg,
            rgba(56, 189, 248, 0.05) 25%,
            rgba(56, 189, 248, 0.1) 50%,
            rgba(56, 189, 248, 0.05) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-md);
}

/* === Scrollbar === */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--glass-border);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-cyan);
}

/* === Selection === */
::selection {
    background: rgba(56, 189, 248, 0.3);
    color: var(--text-primary);
}