/* ============================================
   OSEAN Gallery - Login Page Styles
   ============================================ */

:root {
    --primary: #135bec;
    --primary-hover: #1a6bff;
    --primary-glow: rgba(19, 91, 236, 0.25);
    --bg-dark: #111722;
    --surface-dark: #1a2233;
    --surface-dark-2: #1e2a3d;
    --border-dark: #2a3548;
    --text-white: #f1f5f9;
    --text-light: #cbd5e1;
    --text-muted: #64748b;
    --text-dim: #475569;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
}

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

html,
body {
    height: 100%;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-dark);
    color: var(--text-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
    color: inherit;
}

/* --- Background --- */
.login-bg {
    position: fixed;
    inset: 0;
    z-index: 0;
}

.login-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: blur(4px) brightness(0.3);
    transform: scale(1.05);
}

.login-bg-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg,
            rgba(17, 23, 34, 0.7) 0%,
            rgba(17, 23, 34, 0.5) 40%,
            rgba(17, 23, 34, 0.8) 100%);
}

/* --- Login Wrapper --- */
.login-wrapper {
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 2rem 1rem;
}

/* --- Login Card --- */
.login-card {
    width: 100%;
    max-width: 440px;
    background-color: rgba(26, 34, 51, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-xl);
    padding: 2.5rem 2rem 2rem;
    text-align: center;
    animation: cardSlideUp 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes cardSlideUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- Icon --- */
.login-icon-wrapper {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    background: var(--primary);
    margin-bottom: 1.25rem;
    box-shadow: 0 4px 20px var(--primary-glow);
}

.login-icon {
    font-size: 28px;
    color: white;
}

/* --- Title & Subtitle --- */
.login-title {
    font-size: 1.625rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 0.5rem;
}

.login-subtitle {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.5;
    margin-bottom: 1.5rem;
}

.login-error {
    background-color: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #ef4444;
    font-size: 0.8125rem;
    padding: 0.625rem 0.875rem;
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    text-align: center;
}

/* --- Form --- */
.login-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    text-align: left;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-label {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-light);
}

.form-label-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.forgot-link {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--primary);
    transition: color var(--transition-fast);
}

.forgot-link:hover {
    color: var(--primary-hover);
}

/* --- Input --- */
.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 0.875rem;
    font-size: 20px;
    color: var(--text-muted);
    pointer-events: none;
    z-index: 2;
}

.form-input {
    width: 100%;
    background-color: var(--surface-dark-2);
    color: var(--text-white);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-md);
    padding: 0.75rem 0.875rem 0.75rem 2.75rem;
    font-size: 0.875rem;
    font-family: inherit;
    outline: none;
    transition: all var(--transition-base);
}

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

.form-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

.toggle-password {
    position: absolute;
    right: 0.625rem;
    display: flex;
    padding: 0.25rem;
    color: var(--text-dim);
    z-index: 2;
    transition: color var(--transition-fast);
}

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

.toggle-password .material-symbols-outlined {
    font-size: 20px;
}

/* --- Sign In Button --- */
.signin-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.8rem 1.5rem;
    background: var(--primary);
    color: white;
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    margin-top: 0.5rem;
    transition: all var(--transition-fast);
    box-shadow: 0 4px 14px var(--primary-glow);
    cursor: pointer;
    border: none;
}

.signin-btn:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px var(--primary-glow);
}

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

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

.btn-arrow {
    font-size: 20px;
}

/* Spinner */
.spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* --- Divider --- */
.login-divider {
    height: 1px;
    background: var(--border-dark);
    margin: 1.5rem 0;
}

/* --- Footer Text --- */
.login-footer-text {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.contact-link {
    color: var(--text-white);
    font-weight: 600;
    transition: color var(--transition-fast);
}

.contact-link:hover {
    color: var(--primary);
}

/* --- Back Link --- */
.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 1.5rem;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-muted);
    transition: color var(--transition-fast);
    animation: cardSlideUp 0.6s cubic-bezier(0.4, 0, 0.2, 1) 0.15s both;
}

.back-link:hover {
    color: var(--text-white);
}

.back-link .material-symbols-outlined {
    font-size: 18px;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 480px) {
    .login-card {
        padding: 2rem 1.25rem 1.5rem;
        border-radius: var(--radius-lg);
    }

    .login-title {
        font-size: 1.375rem;
    }

    .login-subtitle {
        font-size: 0.8125rem;
    }

    .login-wrapper {
        padding: 1.5rem 0.75rem;
    }
}

/* Selection */
::selection {
    background-color: rgba(19, 91, 236, 0.3);
    color: var(--text-white);
}