/*
 * ========================================
 * InstaFuture - Auth Pages Styles
 * ========================================
 * Login, Signup, Reset Password pages
 */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Outfit:wght@600;700;800&display=swap');

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

/* Animated background */
.auth-page::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(108, 92, 231, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(0, 206, 201, 0.06) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(108, 92, 231, 0.04) 0%, transparent 50%);
    animation: bgFloat 20s ease-in-out infinite;
    z-index: 0;
}

@keyframes bgFloat {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(30px, -30px) rotate(1deg); }
    66% { transform: translate(-20px, 20px) rotate(-1deg); }
}

/* ---------- Auth Card ---------- */
.auth-card {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 440px;
    background: rgba(22, 33, 62, 0.6);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(108, 92, 231, 0.15);
    border-radius: var(--radius-lg);
    padding: var(--space-3xl) var(--space-2xl);
    box-shadow:
        0 24px 48px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(108, 92, 231, 0.05) inset;
    animation: cardFadeIn 0.6s ease;
}

@keyframes cardFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* ---------- Logo / Header ---------- */
.auth-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.auth-logo {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: var(--space-xs);
    letter-spacing: -0.5px;
}

.auth-logo-icon {
    display: inline-block;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-md);
    font-size: 1.5rem;
    box-shadow: 0 8px 24px rgba(108, 92, 231, 0.3);
}

.auth-subtitle {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    font-weight: 400;
}

/* ---------- Form Styles ---------- */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.auth-form .input-group {
    position: relative;
}

.auth-form .input-group label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-text-secondary);
    margin-bottom: 6px;
    display: block;
    font-weight: 600;
}

.auth-form .input-group input {
    width: 100%;
    padding: 14px 16px;
    background: rgba(15, 15, 26, 0.6);
    border: 1px solid rgba(42, 42, 62, 0.8);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    font-size: 1rem;
    font-family: var(--font-primary);
    transition: all var(--transition-base);
}

.auth-form .input-group input::placeholder {
    color: rgba(160, 160, 176, 0.5);
}

.auth-form .input-group input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.12), 0 0 20px rgba(108, 92, 231, 0.08);
    background: rgba(15, 15, 26, 0.8);
}

/* Password toggle */
.password-wrapper {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--color-text-secondary);
    cursor: pointer;
    font-size: 1.1rem;
    padding: 4px;
    transition: color var(--transition-fast);
}

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

/* ---------- Submit Button ---------- */
.auth-submit {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-weight: 600;
    font-family: var(--font-primary);
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.auth-submit::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s;
}

.auth-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(108, 92, 231, 0.4);
}

.auth-submit:hover::before {
    left: 100%;
}

.auth-submit:active {
    transform: translateY(0);
}

.auth-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* ---------- Google Button ---------- */
.btn-google {
    width: 100%;
    padding: 12px;
    background: white;
    color: #333;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-weight: 600;
    font-family: var(--font-primary);
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: var(--space-md);
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.btn-google img {
    width: 20px;
    height: 20px;
}

.btn-google:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(255, 255, 255, 0.2);
}

/* Loading state */
.auth-submit.loading {
    pointer-events: none;
    opacity: 0.8;
}

.auth-submit.loading .btn-text {
    opacity: 0;
}

.auth-submit.loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

/* ---------- Links & Footer ---------- */
.auth-links {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.auth-link {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

.auth-link a {
    color: var(--color-primary-light);
    font-weight: 500;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.auth-link a:hover {
    color: var(--color-accent);
    text-decoration: underline;
}

.auth-divider {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin: var(--space-md) 0;
    color: var(--color-text-secondary);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--color-border);
}

/* ---------- Error / Success Messages ---------- */
.auth-message {
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
    text-align: center;
    animation: msgFadeIn 0.3s ease;
    display: none;
}

.auth-message.show {
    display: block;
}

.auth-message.error {
    background: rgba(225, 112, 85, 0.1);
    border: 1px solid rgba(225, 112, 85, 0.3);
    color: var(--color-error);
}

.auth-message.success {
    background: rgba(0, 184, 148, 0.1);
    border: 1px solid rgba(0, 184, 148, 0.3);
    color: var(--color-success);
}

@keyframes msgFadeIn {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ---------- Forgot Password Link ---------- */
.forgot-password {
    text-align: right;
    margin-top: -8px;
}

.forgot-password a {
    font-size: 0.825rem;
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.forgot-password a:hover {
    color: var(--color-primary-light);
}

/* ---------- Responsive ---------- */
@media (max-width: 480px) {
    .auth-card {
        padding: var(--space-2xl) var(--space-lg);
        border-radius: var(--radius-md);
    }

    .auth-logo {
        font-size: 1.6rem;
    }
}