/* ==============================================
   AUTH STYLES — Login & Register Pages
   ============================================== */

.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-xl);
    position: relative;
    overflow: hidden;
}

/* ── Animated Background ── */
.auth-bg {
    position: fixed;
    inset: 0;
    background: linear-gradient(135deg, #0c1222 0%, #0f172a 30%, #1a1040 60%, #0f172a 100%);
    z-index: -2;
}

.auth-bg::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background:
        radial-gradient(circle at 20% 80%, rgba(99, 102, 241, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(20, 184, 166, 0.06) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(139, 92, 246, 0.05) 0%, transparent 50%);
    animation: authBgRotate 30s linear infinite;
}

@keyframes authBgRotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ── Floating Orbs ── */
.auth-orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(80px);
    z-index: -1;
    animation: orbFloat 20s ease-in-out infinite;
}
.auth-orb-1 {
    width: 400px;
    height: 400px;
    background: rgba(99, 102, 241, 0.12);
    top: -10%;
    right: -5%;
    animation-delay: 0s;
}
.auth-orb-2 {
    width: 350px;
    height: 350px;
    background: rgba(20, 184, 166, 0.08);
    bottom: -10%;
    left: -5%;
    animation-delay: -7s;
}
.auth-orb-3 {
    width: 250px;
    height: 250px;
    background: rgba(139, 92, 246, 0.08);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -14s;
}

@keyframes orbFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -40px) scale(1.05); }
    66% { transform: translate(-20px, 30px) scale(0.95); }
}

/* ── Auth Card ── */
.auth-card {
    width: 100%;
    max-width: 440px;
    background: rgba(30, 41, 59, 0.7);
    border: 1px solid rgba(148, 163, 184, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    animation: fadeInUp 0.6s ease both;
    position: relative;
}

.auth-card::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: var(--radius-xl);
    padding: 1px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.3), transparent 50%, rgba(20, 184, 166, 0.2));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

/* ── Logo Section ── */
.auth-logo {
    text-align: center;
    margin-bottom: var(--space-xl);
}
.auth-logo img {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}
.auth-logo h1 {
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-xs);
    background: linear-gradient(135deg, var(--text-primary), var(--accent-primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.auth-logo p {
    font-size: var(--text-sm);
    color: var(--text-muted);
}

/* ── Auth Form ── */
.auth-form .form-group {
    margin-bottom: var(--space-lg);
}
.auth-form .form-input {
    padding: 12px 16px;
    background: rgba(15, 23, 42, 0.6);
    border-color: rgba(148, 163, 184, 0.15);
}
[dir="ltr"] .auth-form .input-group .form-input { padding-left: 46px; }
[dir="rtl"] .auth-form .input-group .form-input { padding-right: 46px; }

.auth-form .form-input:focus {
    background: rgba(15, 23, 42, 0.8);
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-primary-bg);
}

.auth-form .btn-primary {
    width: 100%;
    padding: 14px;
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-primary-dark));
    border: none;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
    transition: all var(--transition-base);
}
.auth-form .btn-primary:hover {
    box-shadow: 0 6px 25px rgba(99, 102, 241, 0.4);
    transform: translateY(-1px);
}
.auth-form .btn-primary:active {
    transform: translateY(0);
}

/* ── Auth Extras ── */
.auth-extras {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-lg);
}

/* ── Error Message ── */
.auth-error {
    background: var(--danger-bg);
    color: var(--danger);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    border: 1px solid rgba(239, 68, 68, 0.2);
    font-size: var(--text-sm);
    margin-bottom: var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    animation: shake 0.4s ease;
}

/* ── Grid Pattern ── */
.auth-grid-pattern {
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(148, 163, 184, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(148, 163, 184, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    z-index: -1;
}

@media (max-width: 480px) {
    .auth-page { padding: var(--space-md); }
    .auth-card { padding: var(--space-lg); }
    .auth-logo h1 { font-size: var(--text-xl); }
}