/* ===================================
   LOGIN PAGE STYLES - login.css
   Animated Background + Glass Card
   =================================== */

/* ── Login Page Layout ── */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

/* ── Animated Background ── */
.login-bg {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
    background: linear-gradient(-45deg, #0f172a, #1e1b4b, #312e81, #1e293b, #0f172a);
    background-size: 400% 400%;
    animation: gradientMove 15s ease infinite;
}

.login-bg::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: rgba(99, 102, 241, 0.15);
    border-radius: 50%;
    filter: blur(80px);
    top: -10%;
    right: -10%;
    animation: float 8s ease-in-out infinite;
}

.login-bg::after {
    content: '';
    position: absolute;
    width: 450px;
    height: 450px;
    background: rgba(139, 92, 246, 0.1);
    border-radius: 50%;
    filter: blur(80px);
    bottom: -10%;
    left: -10%;
    animation: float 10s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    33% {
        transform: translate(30px, -30px) rotate(5deg);
    }
    66% {
        transform: translate(-20px, 20px) rotate(-3deg);
    }
}

/* ── Login Card ── */
.login-card {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 420px;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
    animation: slideUp 0.6s ease;
}

/* ── Login Header ── */
.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo {
    width: 64px;
    height: 64px;
    margin: 0 auto 1rem;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-glow);
}

.login-logo svg,
.login-logo i {
    width: 32px;
    height: 32px;
    color: #ffffff;
    font-size: 32px;
}

.login-header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-light), var(--accent-light));
    -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: 0.5rem;
}

/* ── Login Form ── */
.login-form .form-group {
    margin-bottom: 1.25rem;
}

.login-form .form-input {
    background: rgba(30, 41, 59, 0.8);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.login-form .form-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15), var(--shadow-glow);
}

.input-icon-wrapper {
    position: relative;
}

.input-icon-wrapper .form-input {
    padding-left: 2.75rem;
}

.input-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    width: 18px;
    height: 18px;
    pointer-events: none;
}

/* ── Login Button ── */
.login-btn {
    width: 100%;
    padding: 0.85rem;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    font-weight: 600;
    font-size: 1rem;
    border: none;
    border-radius: var(--radius-sm);
    color: #ffffff;
    cursor: pointer;
    transition: var(--transition);
    font-family: 'Inter', sans-serif;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    line-height: 1;
}

.login-btn:hover {
    box-shadow: var(--shadow-glow);
    transform: scale(1.02);
}

.login-btn:active {
    transform: scale(0.98);
}

.login-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* ── Login Error ── */
.login-error {
    background: var(--danger-bg);
    border-left: 3px solid var(--danger);
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
    font-size: 0.85rem;
    color: var(--danger);
    display: none;
    animation: shake 0.4s ease;
}

.login-error.show {
    display: block;
}

/* ── Login Footer ── */
.login-footer {
    text-align: center;
    margin-top: 1.5rem;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.login-footer a {
    color: var(--primary-light);
    transition: var(--transition);
}

.login-footer a:hover {
    color: var(--primary);
    text-decoration: underline;
}

/* ── Responsive ── */
@media (max-width: 480px) {
    .login-card {
        padding: 2rem 1.5rem;
        margin: 0 1rem;
    }

    .login-logo {
        width: 56px;
        height: 56px;
    }

    .login-logo svg,
    .login-logo i {
        width: 28px;
        height: 28px;
        font-size: 28px;
    }

    .login-header h1 {
        font-size: 1.3rem;
    }
}