/* ==========================================
   LOGIN PAGE CSS
   ========================================== */

:root {
    --bg-primary: #0a0e17;
    --bg-card: #1a1f2e;
    --border-color: #2a2f42;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-muted: #6b737e;
    --accent-purple: #f97316;
    --accent-light: #f97316;
    --accent-red: #ef4444;
    --gradient-primary: linear-gradient(135deg, #f97316, #fb923c);
    --gradient-hero: linear-gradient(135deg, #ea580c 0%, #f97316 50%, #fb923c 100%);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
}

.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 24px;
}

.login-bg {
    position: fixed;
    inset: 0;
    overflow: hidden;
}

.login-bg::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 40%, rgba(249, 115, 22, 0.12) 0%, transparent 50%),
                radial-gradient(circle at 70% 60%, rgba(249, 115, 22, 0.08) 0%, transparent 50%);
    animation: loginGlow 20s ease-in-out infinite alternate;
}

@keyframes loginGlow {
    0% { transform: translate(0, 0); }
    100% { transform: translate(-3%, -3%); }
}

.login-particles {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(2px 2px at 15% 25%, rgba(249, 115, 22, 0.3), transparent),
        radial-gradient(2px 2px at 85% 75%, rgba(249, 115, 22, 0.3), transparent),
        radial-gradient(1px 1px at 50% 50%, rgba(255,255,255,0.06), transparent);
}

.login-container {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 440px;
}

.login-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 24px;
    transition: color 0.3s;
}

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

.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 8px 40px rgba(0,0,0,0.4);
}

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 1.8rem;
    color: white;
    box-shadow: 0 4px 20px rgba(249, 115, 22, 0.4);
}

.login-header h1 {
    font-size: 1.8rem;
    font-weight: 900;
    letter-spacing: 3px;
}

.login-header h1 span {
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.login-header p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 6px;
}

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

.form-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-group label i {
    font-size: 0.8rem;
    color: var(--accent-purple);
}

.form-group input {
    width: 100%;
    padding: 14px 16px;
    background: rgba(10, 14, 23, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: inherit;
    transition: all 0.3s ease;
    outline: none;
}

.form-group input::placeholder {
    color: var(--text-muted);
}

.form-group input:focus {
    border-color: var(--accent-purple);
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.15);
}

.password-wrapper {
    position: relative;
}

.password-wrapper input {
    padding-right: 48px;
}

.toggle-password {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    font-size: 0.9rem;
    transition: color 0.3s;
}

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

.error-message {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: 10px;
    color: var(--accent-red);
    font-size: 0.85rem;
    margin-bottom: 20px;
    animation: shakeError 0.4s ease;
}

@keyframes shakeError {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-8px); }
    75% { transform: translateX(8px); }
}

.btn-submit {
    width: 100%;
    padding: 14px;
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 700;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(249, 115, 22, 0.4);
}

.btn-submit:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.login-footer {
    text-align: center;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.login-footer p {
    color: var(--text-muted);
    font-size: 0.8rem;
}

@media (max-width: 480px) {
    .login-card { padding: 28px 20px; }
    .login-header h1 { font-size: 1.5rem; }
}