/* ===================================
   TERMIN-BESTÄTIGER V2 - 2026 DESIGN
   Modern, Clean, Intuitive
   =================================== */

/* === CSS VARIABLES === */
:root {
    /* Colors - Modern 2026 Palette */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #8b5cf6;
    --accent: #06b6d4;

    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #3b82f6;

    --background: #f8fafc;
    --surface: #ffffff;
    --surface-hover: #f1f5f9;
    --border: #e2e8f0;
    --border-light: #f1f5f9;

    --text-primary: #0f172a;
    --text-secondary: #64748b;
    --text-disabled: #cbd5e1;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;

    /* Border Radius - 2026 trend: softer corners */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows - Soft and layered */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);

    /* Typography */
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-mono: 'SF Mono', 'Monaco', 'Cascadia Code', 'Roboto Mono', monospace;

    /* Sidebar */
    --sidebar-width: 280px;
}

/* === GLOBAL RESET & BASE === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    background-color: var(--background);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* === LAYOUT === */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* === SIDEBAR === */
.sidebar {
    width: var(--sidebar-width);
    background: linear-gradient(180deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    left: 0;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-lg);
}

.sidebar-header {
    padding: var(--spacing-xl) var(--spacing-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo .material-symbols-outlined {
    font-size: 2rem;
    background: rgba(255, 255, 255, 0.2);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
}

.logo h1 {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0;
}

.version-badge {
    background: rgba(255, 255, 255, 0.2);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    margin-left: auto;
}

.sidebar-nav {
    flex: 1;
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border: none;
    background: transparent;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    text-align: left;
    width: 100%;
    position: relative;
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    transform: translateX(4px);
}

.nav-item.active {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.nav-item .material-symbols-outlined {
    font-size: 1.5rem;
}

/* Step Status Indicator */
.step-status {
    margin-left: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
}

.step-status .material-symbols-outlined {
    font-size: 1.25rem;
}

.step-status[data-status="pending"] {
    color: rgba(255, 255, 255, 0.4);
}

.step-status[data-status="completed"] {
    color: #10b981;
}

.step-status[data-status="completed"] .material-symbols-outlined {
    font-variation-settings: 'FILL' 1;
}

.sidebar-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-logout {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: transparent;
    color: white;
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn-logout:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
}

/* === MAIN CONTENT === */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
}

.top-bar {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: var(--spacing-lg) var(--spacing-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.breadcrumb-item {
    font-weight: 500;
}

.breadcrumb-item.active {
    color: var(--text-primary);
}

.breadcrumb-separator {
    color: var(--text-disabled);
}

.top-bar-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.icon-btn {
    width: 2.5rem;
    height: 2.5rem;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-btn:hover {
    background: var(--surface-hover);
    color: var(--text-primary);
}

/* === CONTENT SECTIONS === */
.content-wrapper {
    flex: 1;
    padding: var(--spacing-xl);
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
}

.content-section {
    display: none;
    animation: fadeIn var(--transition-base);
}

.content-section.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section-header {
    margin-bottom: var(--spacing-xl);
}

.section-header h2 {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.section-description {
    font-size: 1rem;
    color: var(--text-secondary);
}

/* === CARDS === */
.card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-lg);
    overflow: hidden;
    transition: box-shadow var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-lg);
}

.card-header {
    padding: var(--spacing-lg) var(--spacing-xl);
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.card-body {
    padding: var(--spacing-xl);
}

/* === TABS === */
.tab-group {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--border-light);
}

.tab-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.9375rem;
    font-weight: 500;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all var(--transition-base);
}

.tab-btn:hover {
    color: var(--text-primary);
}

.tab-btn.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn var(--transition-base);
}

/* === FORMS === */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.form-group label .material-symbols-outlined {
    font-size: 1.25rem;
    color: var(--primary);
}

.form-control {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
    font-family: var(--font-sans);
    color: var(--text-primary);
    background: var(--surface);
    transition: all var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-control:disabled,
.form-control:read-only {
    background: var(--surface-hover);
    color: var(--text-secondary);
    cursor: not-allowed;
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

select.form-control {
    cursor: pointer;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.form-group-wide {
    grid-column: 1 / -1;
}

.form-hint {
    display: block;
    font-size: 0.8125rem;
    color: var(--text-secondary);
    margin-top: var(--spacing-xs);
}

/* === INPUT WITH ACTION === */
.input-with-action {
    display: flex;
    gap: var(--spacing-sm);
}

.input-with-action .form-control {
    flex: 1;
}

.input-action-btn {
    width: 2.75rem;
    height: 2.75rem;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.input-action-btn:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

/* === TIME PICKER === */
.time-picker-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.time-picker {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    flex: 1;
}

.time-picker select {
    flex: 1;
    max-width: 80px;
}

.time-picker span {
    font-weight: 600;
    color: var(--text-secondary);
}

.time-separator {
    font-weight: 600;
    color: var(--text-secondary);
    padding: 0 var(--spacing-sm);
}

/* === BUTTONS === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    font-family: var(--font-sans);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover:not(:disabled) {
    background: var(--primary-dark);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--surface-hover);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--border);
}

.btn-sm {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.875rem;
}

.btn-lg {
    padding: var(--spacing-lg) var(--spacing-xl);
    font-size: 1rem;
}

.btn-block {
    width: 100%;
}

/* === INFO BOX === */
.info-box {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(59, 130, 246, 0.05);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: var(--radius-md);
    margin-top: var(--spacing-md);
}

.info-box .material-symbols-outlined {
    color: var(--info);
    flex-shrink: 0;
}

.info-box p {
    margin: 0;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* === CUSTOM FIELDS === */
.custom-fields-section {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border-light);
}

.custom-fields-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.custom-fields-header label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.custom-fields-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.custom-field-item {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.custom-field-item .form-control {
    flex: 1;
}

.btn-remove-field {
    width: 2.75rem;
    height: 2.75rem;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--error);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.btn-remove-field:hover {
    background: var(--error);
    color: white;
    border-color: var(--error);
}

/* === ACTION BAR === */
.action-bar {
    margin-top: var(--spacing-2xl);
    padding: var(--spacing-xl);
    background: var(--surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    display: flex;
    justify-content: center;
}

.action-buttons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

/* === SPINNER === */
.spinner {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.spinner.active {
    opacity: 1;
}

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

/* === TOAST NOTIFICATIONS === */
.toast-container {
    position: fixed;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--surface);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    min-width: 320px;
    pointer-events: all;
    animation: slideIn var(--transition-base);
}

@keyframes slideIn {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.toast.success { border-left: 4px solid var(--success); }
.toast.error { border-left: 4px solid var(--error); }
.toast.warning { border-left: 4px solid var(--warning); }
.toast.info { border-left: 4px solid var(--info); }

.toast .material-symbols-outlined {
    flex-shrink: 0;
}

.toast.success .material-symbols-outlined { color: var(--success); }
.toast.error .material-symbols-outlined { color: var(--error); }
.toast.warning .material-symbols-outlined { color: var(--warning); }
.toast.info .material-symbols-outlined { color: var(--info); }

.toast-message {
    flex: 1;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.toast-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0;
    display: flex;
    align-items: center;
}

.toast-close:hover {
    color: var(--text-primary);
}

/* === ALERTS === */
.alert {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    font-size: 0.875rem;
}

.alert .material-symbols-outlined {
    flex-shrink: 0;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    color: #065f46;
}

.alert-error, .alert-danger {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: #991b1b;
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.2);
    color: #92400e;
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    color: #1e40af;
}

/* === LOGIN PAGE === */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
}

.login-container {
    width: 100%;
    max-width: 420px;
    padding: var(--spacing-lg);
}

.login-card {
    background: var(--surface);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.login-header {
    text-align: center;
    padding: var(--spacing-2xl) var(--spacing-xl);
    background: linear-gradient(180deg, rgba(99, 102, 241, 0.05) 0%, transparent 100%);
}

.login-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
}

.login-logo .material-symbols-outlined {
    font-size: 3rem;
    color: white;
}

.login-header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.version-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.login-form {
    padding: var(--spacing-xl);
}

.login-footer {
    padding: var(--spacing-lg) var(--spacing-xl);
    text-align: center;
    border-top: 1px solid var(--border-light);
    background: var(--surface-hover);
}

.login-footer p {
    font-size: 0.8125rem;
    color: var(--text-secondary);
}

/* === RESPONSIVE === */
@media (max-width: 1024px) {
    :root {
        --sidebar-width: 240px;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform var(--transition-base);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
    }

    .content-wrapper {
        padding: var(--spacing-lg);
    }

    .section-header h2 {
        font-size: 1.5rem;
    }

    .time-picker-group {
        flex-direction: column;
    }

    .toast {
        min-width: 280px;
    }
}

/* === MULTI-APPOINTMENT SYSTEM === */
.appointment-card {
    margin-bottom: var(--spacing-lg);
    border-left: 4px solid var(--primary);
}

.appointment-card.collapsed .card-body {
    display: none;
}

.card-header-actions {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.appointment-number {
    color: var(--primary);
    font-weight: 700;
}

.collapse-btn .material-symbols-outlined {
    transition: transform var(--transition-base);
}

.appointment-card.collapsed .collapse-btn .material-symbols-outlined {
    transform: rotate(180deg);
}

/* Appointment Status Selection */
.appointment-status-selector {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--surface-hover);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
}

.status-option {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    background: var(--surface);
}

.status-option:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.status-option.selected {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
}

.status-option .material-symbols-outlined {
    font-size: 2.5rem;
    transition: all var(--transition-base);
}

.status-option.status-confirm .material-symbols-outlined {
    color: var(--success);
}

.status-option.status-decline .material-symbols-outlined {
    color: var(--error);
}

.status-option.status-alternative .material-symbols-outlined {
    color: var(--warning);
}

.status-option.selected .material-symbols-outlined {
    font-variation-settings: 'FILL' 1;
}

.status-label {
    font-weight: 600;
    font-size: 0.9375rem;
}

.status-description {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    text-align: center;
}

/* Alternative Date Section */
.alternative-date-section {
    display: none;
    margin-top: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: rgba(245, 158, 11, 0.05);
    border: 1px solid rgba(245, 158, 11, 0.2);
    border-radius: var(--radius-md);
}

.alternative-date-section.show {
    display: block;
    animation: fadeIn var(--transition-base);
}

/* === UTILITY CLASSES === */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

.hidden {
    display: none !important;
}

.text-center {
    text-align: center;
}

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }