/* ==========================================
   Cards — Patient Card View Components
   Greeting header, form cards, explore view,
   session reminder, density modes
   ========================================== */

/* ==========================================
   Patient Greeting Header
   ========================================== */
.patient-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-lg) var(--space-md);
    gap: var(--space-md);
}

.patient-header__greeting {
    font-family: var(--font-display);
    font-size: 24px;
    color: var(--text-heading);
    line-height: 1.2;
}

.patient-header__date {
    font-size: 14px;
    color: var(--text-muted);
    margin-top: var(--space-xs);
}

.patient-header__week {
    font-size: 13px;
    color: var(--text-muted);
    opacity: 0.8;
}

.patient-header__explore-btn {
    background: var(--bg-surface);
    color: var(--primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    padding: 8px 16px;
    font-family: var(--font-body);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}
.patient-header__explore-btn:hover {
    background: var(--primary-muted);
    border-color: var(--primary);
}

/* ==========================================
   Form Cards
   ========================================== */
.form-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin-bottom: var(--space-md);
    box-shadow: var(--shadow-sm);
    transition: box-shadow 0.2s;
}

/* Card variant backgrounds using color-mix */
.form-card--sleep {
    background: color-mix(in srgb, var(--primary) 4%, var(--bg-surface));
    border-color: color-mix(in srgb, var(--primary) 12%, var(--border-color));
}

.form-card--day {
    background: color-mix(in srgb, var(--color-warning) 4%, var(--bg-surface));
    border-color: color-mix(in srgb, var(--color-warning) 10%, var(--border-color));
}

/* ==========================================
   Card Header / Title / Badge / Hint
   ========================================== */
.form-card__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-sm);
}

.form-card__title {
    font-family: var(--font-display);
    font-size: 18px;
    color: var(--text-heading);
    line-height: 1.3;
}

.form-card__badge {
    font-size: 11px;
    font-weight: 500;
    color: var(--text-muted);
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    padding: 3px 10px;
    white-space: nowrap;
    letter-spacing: 0.02em;
}

.form-card__hint {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.5;
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid rgba(123, 138, 158, 0.08);
}

/* ==========================================
   Density: Compact Mode
   ========================================== */
.density-compact .form-card__hint {
    display: none;
}

.density-compact .form-card__badge {
    display: none;
}

.density-compact .form-card {
    padding: var(--space-md);
    margin-bottom: var(--space-sm);
}

.density-compact .form-card__header {
    margin-bottom: var(--space-xs);
}

.density-compact .form-card__title {
    font-size: 16px;
}

/* ==========================================
   Explore View
   ========================================== */
.explore-container {
    display: none;
    animation: fadeIn 0.3s ease-in-out;
}
.explore-container.active {
    display: block;
}

.explore-tabs {
    display: flex;
    gap: var(--space-xs);
    margin-bottom: var(--space-lg);
    padding: var(--space-xs);
    background: var(--bg-surface);
    border-radius: var(--radius-full);
    border: 1px solid var(--border-color);
}

.explore-tab-btn {
    flex: 1;
    padding: 10px 16px;
    background: none;
    border: none;
    border-radius: var(--radius-full);
    color: var(--text-muted);
    font-family: var(--font-body);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}
.explore-tab-btn:hover {
    color: var(--text-main);
    background: var(--bg-surface-hover);
}
.explore-tab-btn.active {
    color: var(--primary);
    background: var(--primary-muted);
    font-weight: 600;
}

.explore-back-btn {
    background: none;
    border: none;
    color: var(--primary);
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    padding: var(--space-sm) 0;
    margin-bottom: var(--space-md);
    transition: opacity 0.2s;
}
.explore-back-btn:hover {
    opacity: 0.8;
}

/* ==========================================
   Session Reminder
   ========================================== */
.session-reminder {
    background: color-mix(in srgb, var(--primary) 6%, var(--bg-surface));
    border: 1px solid color-mix(in srgb, var(--primary) 15%, var(--border-color));
    border-radius: var(--radius-lg);
    padding: var(--space-md) var(--space-lg);
    margin-top: var(--space-md);
    font-size: 14px;
    color: var(--text-main);
    line-height: 1.5;
}

/* ==========================================
   Patient Card Mode — Hide Tab Bar
   ========================================== */
.patient-card-mode .tab-bar {
    display: none;
}

/* ==========================================
   Responsive
   ========================================== */
/* --- Override form-section special styles inside card wrappers --- */
.form-card .form-section--primary {
    margin: 0;
    border-left: none;
    background: none;
    padding: 0;
    border-radius: 0;
}

.form-card .form-section--secondary,
.form-card .form-section--tertiary {
    border-left: none;
    padding-left: 0;
}

/* --- Patient header action buttons --- */
.patient-header__actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.patient-header__explore-btn--icon {
    padding: 8px 10px;
}

/* --- Density: expanded-only elements --- */
.density-expanded-only {
    /* Shown by default (expanded mode) */
}

.density-compact .density-expanded-only {
    display: none;
}

/* Compact: form sections lose their visual borders (card provides them) */
.density-compact .form-section {
    margin-bottom: var(--space-xs);
}

/* Expanded: slightly more padding on cards */
.density-expanded .form-card {
    padding: var(--space-lg);
}

/* ==========================================
   Responsive
   ========================================== */

/* === Mobile: Card Layout === */

@media (max-width: 600px) {
    .patient-header {
        padding: 0 var(--space-xs);
    }

    .patient-header__greeting {
        font-size: 1.3rem;
    }

    .form-card {
        border-radius: var(--radius-md, 8px);
        padding: var(--space-sm) var(--space-sm);
        margin-bottom: var(--space-sm);
    }

    .density-compact .form-card {
        padding: var(--space-xs) var(--space-sm);
    }

    .form-card__title {
        font-size: 1rem;
    }

    .explore-tabs {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .explore-tab-btn {
        white-space: nowrap;
        padding: 6px 12px;
        font-size: 0.85rem;
    }
}

@media (max-width: 400px) {
    .patient-header__explore-btn {
        padding: 6px 10px;
        font-size: 0.8rem;
    }

    .form-card__hint {
        font-size: 0.8rem;
    }
}