/* ============================================
   Ni Savannah — Accounts (Login) Stylesheet
   Uses the same design tokens as the admin dashboard:
   sand / ink / terracotta / gold
   ============================================ */

:root {
    --sand: #F3ECE1;
    --sand-deep: #E8DDCC;
    --ink: #26221D;
    --ink-soft: #55503F;
    --terracotta: #B5654A;
    --gold: #C9A34E;
    --error: #B3392E;
    --error-bg: #FBEAE7;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Syne', sans-serif;
    background: var(--sand);
    color: var(--ink);
}

.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    background:
        radial-gradient(circle at 15% 20%, var(--sand-deep) 0%, transparent 45%),
        radial-gradient(circle at 85% 80%, var(--sand-deep) 0%, transparent 45%),
        var(--sand);
}

.login-panel {
    width: 100%;
    max-width: 400px;
    background: #FFFFFF;
    border: 1px solid rgba(38, 34, 29, 0.08);
    border-radius: 2px;
    padding: 3rem 2.5rem 2.5rem;
    box-shadow: 0 20px 50px -20px rgba(38, 34, 29, 0.25);
    position: relative;
}

.login-panel::before {
    content: "";
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 48px;
    height: 3px;
    background: var(--gold);
}

.login-mark {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 2.25rem;
}

.login-mark-line {
    flex: 1;
    max-width: 28px;
    height: 1px;
    background: var(--ink-soft);
    opacity: 0.35;
}

.login-mark-text {
    font-family: 'Syne', sans-serif;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.22em;
    color: var(--ink-soft);
}

.login-title {
    font-family: 'Cormorant Garamond', serif;
    font-weight: 600;
    font-size: 2.1rem;
    text-align: center;
    margin: 0 0 0.35rem;
    color: var(--ink);
}

.login-subtitle {
    text-align: center;
    font-size: 0.9rem;
    color: var(--ink-soft);
    margin: 0 0 1.75rem;
}

.login-error {
    display: none;
    background: var(--error-bg);
    color: var(--error);
    font-size: 0.85rem;
    padding: 0.65rem 0.9rem;
    border-radius: 2px;
    border-left: 3px solid var(--error);
    margin-bottom: 1.25rem;
}

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

.login-form .field {
    margin-bottom: 1.25rem;
}

.login-form label {
    display: block;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: var(--ink-soft);
    margin-bottom: 0.4rem;
}

.login-form input {
    width: 100%;
    padding: 0.7rem 0.85rem;
    font-family: 'Syne', sans-serif;
    font-size: 0.95rem;
    color: var(--ink);
    background: var(--sand);
    border: 1px solid rgba(38, 34, 29, 0.15);
    border-radius: 2px;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.login-form input:focus {
    outline: none;
    border-color: var(--terracotta);
    box-shadow: 0 0 0 3px rgba(181, 101, 74, 0.15);
    background: #FFFFFF;
}

.login-form input:invalid:not(:placeholder-shown) {
    border-color: var(--error);
}

.login-button {
    width: 100%;
    margin-top: 0.5rem;
    padding: 0.85rem;
    font-family: 'Syne', sans-serif;
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 0.03em;
    color: #FFFFFF;
    background: var(--ink);
    border: none;
    border-radius: 2px;
    cursor: pointer;
    transition: background 0.15s ease, transform 0.1s ease;
}

.login-button:hover {
    background: var(--terracotta);
}

.login-button:active {
    transform: translateY(1px);
}

.login-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

@media (max-width: 420px) {
    .login-panel {
        padding: 2.25rem 1.5rem 2rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .login-button {
        transition: none;
    }
}