/* ==========================================================================
   BEANTALK LOGIN PAGE STYLING — DEFAULT LIGHT THEME (BUKAN SISTEM)
   ========================================================================== */
:root, html.theme-light {
    --bg-primary: #F8FAFC;
    --bg-surface: #FFFFFF;
    --bg-card: #FFFFFF;
    --border: #E2E8F0;
    --border-hover: #CBD5E1;
    --border-focus: #C59B27;
    --accent: #C59B27;
    --accent-hover: #AF851A;
    --btn-primary-bg: #0F172A;
    --btn-primary-hover: #1E293B;
    --btn-primary-text: #FFFFFF;
    --text-primary: #0F172A;
    --text-secondary: #475569;
    --text-muted: #94A3B8;
    --input-bg: #F8FAFC;
    --input-border: #D1D5DB;
    --input-text: #0F172A;
    --card-shadow: 0 20px 45px -15px rgba(15, 23, 42, 0.08), 0 1px 3px rgba(0, 0, 0, 0.03);
    --chip-bg: #F1F5F9;
    --chip-border: #E2E8F0;
    --chip-hover-bg: rgba(197, 155, 39, 0.08);
    --chip-role-text: #0F172A;
    --error-bg: rgba(239, 68, 68, 0.07);
    --error-border: rgba(239, 68, 68, 0.25);
    --error-text: #DC2626;
    --success-bg: rgba(16, 185, 129, 0.07);
    --success-border: rgba(16, 185, 129, 0.25);
    --success-text: #059669;
    --bg-glow-1: rgba(197, 155, 39, 0.05);
    --bg-glow-2: rgba(15, 23, 42, 0.03);
}

html.theme-dark {
    --bg-primary: #0B0F17;
    --bg-surface: #111827;
    --bg-card: rgba(17, 24, 39, 0.88);
    --border: #1F2937;
    --border-hover: #374151;
    --border-focus: #C59B27;
    --accent: #C59B27;
    --accent-hover: #D4AF37;
    --btn-primary-bg: #C59B27;
    --btn-primary-hover: #D4AF37;
    --btn-primary-text: #0B0F17;
    --text-primary: #F9FAFB;
    --text-secondary: #9CA3AF;
    --text-muted: #6B7280;
    --input-bg: rgba(31, 41, 55, 0.6);
    --input-border: #374151;
    --input-text: #F9FAFB;
    --card-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.5);
    --chip-bg: rgba(31, 41, 55, 0.5);
    --chip-border: #1F2937;
    --chip-hover-bg: rgba(197, 155, 39, 0.12);
    --chip-role-text: #F9FAFB;
    --error-bg: rgba(239, 68, 68, 0.12);
    --error-border: rgba(239, 68, 68, 0.3);
    --error-text: #FCA5A5;
    --success-bg: rgba(16, 185, 129, 0.12);
    --success-border: rgba(16, 185, 129, 0.3);
    --success-text: #6EE7B7;
    --bg-glow-1: rgba(197, 155, 39, 0.08);
    --bg-glow-2: rgba(59, 130, 246, 0.05);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    transition: background-color 0.2s ease, border-color 0.2s ease, color 0.15s ease;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    position: relative;
    background-image: 
        radial-gradient(circle at 15% 15%, var(--bg-glow-1) 0%, transparent 45%),
        radial-gradient(circle at 85% 85%, var(--bg-glow-2) 0%, transparent 45%);
}

.top-nav {
    position: absolute;
    top: 24px;
    right: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.theme-toggle-btn {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    border-radius: 8px;
    padding: 7px 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.theme-toggle-btn:hover {
    border-color: var(--border-hover);
    color: var(--text-primary);
}

.login-card {
    width: 100%;
    max-width: 440px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 36px 32px;
    box-shadow: var(--card-shadow);
}

.brand-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
}

.brand-icon {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, var(--accent) 0%, #8C6D1F 100%);
    border-radius: 11px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF;
    box-shadow: 0 4px 12px rgba(197, 155, 39, 0.25);
}

.brand-title {
    font-size: 20px;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.brand-subtitle {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
}

.heading-section {
    margin-bottom: 24px;
}

.heading-title {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.01em;
    margin-bottom: 6px;
    color: var(--text-primary);
}

.heading-desc {
    font-size: 14px;
    color: var(--text-secondary);
}

.alert {
    padding: 12px 14px;
    border-radius: 8px;
    font-size: 13px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-error {
    background: var(--error-bg);
    border: 1px solid var(--error-border);
    color: var(--error-text);
}

.alert-success {
    background: var(--success-bg);
    border: 1px solid var(--success-border);
    color: var(--success-text);
}

.form-group {
    margin-bottom: 18px;
}

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.input-wrapper {
    position: relative;
}

.input-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
    display: flex;
    align-items: center;
    justify-content: center;
}

.form-input {
    width: 100%;
    padding: 12px 14px 12px 42px;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 8px;
    color: var(--input-text);
    font-size: 14px;
    outline: none;
}

.form-input:focus {
    border-color: var(--border-focus);
    background: var(--bg-surface);
    box-shadow: 0 0 0 3px rgba(197, 155, 39, 0.15);
}

.form-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    font-size: 13px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    cursor: pointer;
    user-select: none;
}

.checkbox-label input {
    accent-color: var(--accent);
    width: 16px;
    height: 16px;
}

.btn-submit {
    width: 100%;
    padding: 13px 20px;
    background: var(--btn-primary-bg);
    color: var(--btn-primary-text);
    font-size: 14px;
    font-weight: 700;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.15s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 4px 12px rgba(15, 23, 42, 0.15);
}

.btn-submit:hover {
    background: var(--btn-primary-hover);
    transform: translateY(-1px);
}

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

.quick-accounts {
    margin-top: 28px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.quick-title {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    font-weight: 700;
    margin-bottom: 12px;
}

.account-chips {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.account-chip {
    background: var(--chip-bg);
    border: 1px solid var(--chip-border);
    border-radius: 8px;
    padding: 9px 11px;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.15s ease;
    text-align: left;
}

.account-chip:hover {
    border-color: var(--accent);
    background: var(--chip-hover-bg);
}

.chip-role {
    font-weight: 700;
    color: var(--chip-role-text);
    display: block;
    margin-bottom: 2px;
}

.chip-user {
    color: var(--text-muted);
    font-size: 11px;
}