/* ===========================
   VOD Generator - Main Styles
   =========================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #f5f5f5;
    color: #333;
}

/* ===========================
   Colors & Variables
   =========================== */

:root {
    --color-metalic: #2c3e50;
    --color-neon: #00ffff;
    --color-text: #333;
    --color-light: #f5f5f5;
    --color-white: #ffffff;
    --color-border: #e0e0e0;
    --color-shadow: rgba(0, 0, 0, 0.1);
}

/* ===========================
   Typography
   =========================== */

h1, h2, h3, h4, h5, h6 {
    color: var(--color-metalic);
    margin-bottom: 10px;
}

h1 { font-size: 32px; }
h2 { font-size: 24px; }
h3 { font-size: 20px; }
h4 { font-size: 18px; }
h5 { font-size: 16px; }
h6 { font-size: 14px; }

p {
    line-height: 1.6;
    margin-bottom: 10px;
}

a {
    color: var(--color-neon);
    text-decoration: none;
    transition: color 0.3s;
}

a:hover {
    color: #00d9d9;
}

/* ===========================
   Forms
   =========================== */

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="date"],
input[type="file"],
select,
textarea {
    width: 100%;
    padding: 10px;
    border: 2px solid var(--color-border);
    border-radius: 5px;
    font-size: 14px;
    font-family: inherit;
    transition: border-color 0.3s;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
input[type="number"]:focus,
input[type="date"]:focus,
input[type="file"]:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--color-neon);
    box-shadow: 0 0 5px rgba(0, 255, 255, 0.3);
}

label {
    display: block;
    margin-bottom: 5px;
    color: #666;
    font-weight: 500;
}

/* ===========================
   Buttons
   =========================== */

.btn,
button,
input[type="submit"],
input[type="button"] {
    background: var(--color-neon);
    color: var(--color-metalic);
    padding: 12px 30px;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
    display: inline-block;
}

.btn:hover,
button:hover,
input[type="submit"]:hover,
input[type="button"]:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 15px rgba(0, 255, 255, 0.3);
}

.btn-secondary {
    background: var(--color-metalic);
    color: var(--color-white);
}

.btn-secondary:hover {
    box-shadow: 0 5px 15px rgba(44, 62, 80, 0.3);
}

.btn-small {
    padding: 8px 15px;
    font-size: 14px;
}

.btn-large {
    padding: 15px 40px;
    font-size: 18px;
}

/* ===========================
   Cards & Containers
   =========================== */

.card,
.container {
    background: var(--color-white);
    border-radius: 10px;
    box-shadow: 0 2px 10px var(--color-shadow);
    padding: 20px;
    margin-bottom: 20px;
}

.card-header {
    padding: 15px;
    background: var(--color-metalic);
    color: var(--color-white);
    border-radius: 10px 10px 0 0;
    margin: -20px -20px 15px -20px;
}

/* ===========================
   Messages & Alerts
   =========================== */

.message,
.alert-success {
    padding: 15px;
    background: #d4edda;
    color: #155724;
    border-radius: 5px;
    margin-bottom: 20px;
    border-left: 4px solid #28a745;
}

.error,
.alert-danger {
    padding: 15px;
    background: #f8d7da;
    color: #721c24;
    border-radius: 5px;
    margin-bottom: 20px;
    border-left: 4px solid #dc3545;
}

.warning,
.alert-warning {
    padding: 15px;
    background: #fff3cd;
    color: #856404;
    border-radius: 5px;
    margin-bottom: 20px;
    border-left: 4px solid #ffc107;
}

.info,
.alert-info {
    padding: 15px;
    background: #d1ecf1;
    color: #0c5460;
    border-radius: 5px;
    margin-bottom: 20px;
    border-left: 4px solid #17a2b8;
}

/* ===========================
   Grid & Layout
   =========================== */

.grid {
    display: grid;
    gap: 20px;
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

/* ===========================
   Utilities
   =========================== */

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

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

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

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 5px; }
.mt-2 { margin-top: 10px; }
.mt-3 { margin-top: 15px; }
.mt-4 { margin-top: 20px; }
.mt-5 { margin-top: 30px; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 5px; }
.mb-2 { margin-bottom: 10px; }
.mb-3 { margin-bottom: 15px; }
.mb-4 { margin-bottom: 20px; }
.mb-5 { margin-bottom: 30px; }

.p-0 { padding: 0; }
.p-1 { padding: 5px; }
.p-2 { padding: 10px; }
.p-3 { padding: 15px; }
.p-4 { padding: 20px; }
.p-5 { padding: 30px; }

.hidden {
    display: none !important;
}

.visible {
    display: block !important;
}

/* ===========================
   Responsive
   =========================== */

@media (max-width: 768px) {
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
    
    h1 { font-size: 24px; }
    h2 { font-size: 20px; }
    h3 { font-size: 18px; }
}

/* ===========================
   Animations
   =========================== */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.fade-in {
    animation: fadeIn 0.3s ease-in-out;
}

.slide-in {
    animation: slideIn 0.3s ease-in-out;
}

/* ===========================
   Loading Spinner
   =========================== */

.spinner {
    border: 4px solid var(--color-border);
    border-top: 4px solid var(--color-neon);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ===========================
   Scrollbar Styling
   =========================== */

::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--color-light);
}

::-webkit-scrollbar-thumb {
    background: var(--color-neon);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: #00d9d9;
}