/* WTE File Upload Portal - Liquid Glass Dark Mode */

:root {
    --bg-dark: #0a0a0f;
    --bg-gradient: linear-gradient(135deg, #0a0a0f 0%, #1a1a2e 100%);
    --bg-card: rgba(30, 30, 45, 0.7);
    --bg-card-hover: rgba(40, 40, 60, 0.8);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: rgba(0, 0, 0, 0.3);
    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --primary-blue: #4a9eff;
    --primary-blue-hover: #6bb3ff;
    --primary-blue-glow: rgba(74, 158, 255, 0.4);
    --success-green: #4ade80;
    --error-red: #f87171;
    --warning-yellow: #fbbf24;
    --border-gray: rgba(255, 255, 255, 0.15);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-gradient);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    position: relative;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 20px;
    width: 100%;
}

.logo-container {
    text-align: center;
    margin-bottom: 40px;
}

.logo {
    max-width: 250px;
    height: auto;
}

.card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 40px;
    border-radius: 16px;
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 32px var(--glass-shadow);
}

h1 {
    font-size: 28px;
    margin-bottom: 20px;
    color: var(--text-primary);
}

p {
    margin-bottom: 20px;
    color: var(--text-primary);
}

.form-group {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-primary);
}

input[type="email"],
input[type="text"],
textarea,
select {
    width: 100%;
    padding: 12px 16px;
    background: rgba(10, 10, 20, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-gray);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 16px;
    transition: all 0.3s ease;
}

input[type="email"]:focus,
input[type="text"]:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px var(--primary-blue-glow);
}

.error-message {
    color: var(--error-red);
    font-size: 14px;
    margin-top: 8px;
}

.success-message {
    color: var(--success-green);
    font-size: 14px;
    margin-top: 8px;
}

.btn {
    padding: 14px 32px;
    font-size: 16px;
    font-weight: 600;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--primary-blue);
    color: white;
    box-shadow: 0 4px 15px var(--primary-blue-glow);
}

.btn-primary:hover {
    background: var(--primary-blue-hover);
    box-shadow: 0 6px 20px var(--primary-blue-glow);
    transform: translateY(-2px);
}

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

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

.footer {
    text-align: center;
    margin-top: 60px;
    padding: 20px;
    color: var(--text-secondary);
    font-size: 14px;
    border-top: 1px solid var(--glass-border);
}

.copyright {
    margin-top: 10px;
    font-size: 13px;
    opacity: 0.7;
}

/* Upload page specific */
.file-drop-zone {
    border: 2px dashed var(--border-gray);
    border-radius: 8px;
    padding: 40px 20px;
    text-align: center;
    background-color: var(--bg-dark);
    cursor: pointer;
    transition: border-color 0.3s, background-color 0.3s;
}

.file-drop-zone:hover,
.file-drop-zone.drag-over {
    border-color: var(--primary-blue);
    background-color: rgba(0, 102, 204, 0.1);
}

.file-drop-zone input[type="file"] {
    display: none;
}

.progress-container {
    display: none;
    margin-top: 20px;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background-color: var(--border-gray);
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background-color: var(--primary-blue);
    width: 0%;
    transition: width 0.3s;
}

.progress-text {
    text-align: center;
    margin-top: 10px;
    font-size: 14px;
    color: var(--text-secondary);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 1000;
}

.modal-content {
    background-color: var(--bg-card);
    margin: 10% auto;
    padding: 40px;
    border-radius: 8px;
    max-width: 500px;
    text-align: center;
}

.modal-close {
    margin-top: 20px;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 20px 15px;
    }

    .card {
        padding: 30px 20px;
    }

    h1 {
        font-size: 24px;
    }
}