/**
 * CheckMaster Design System
 * Source of truth for all visual tokens.
 */

:root {
    /* Brand */
    --cm-primary: #1a5276;
    --cm-primary-dark: #154360;
    --cm-primary-light: #3498db;
    --cm-primary-lighter: #5dade2;
    --cm-primary-lightest: #aed6f1;

    /* Action buttons */
    --cm-btn-primary: #2980b9;
    --cm-btn-primary-hover: #2471a3;
    --cm-btn-success: #27ae60;
    --cm-btn-success-hover: #229954;
    --cm-btn-info: #3498db;
    --cm-btn-info-hover: #2e86c1;
    --cm-btn-light: #dceaf7;
    --cm-btn-light-hover: #d1e3f4;
    --cm-btn-warning: #f39c12;
    --cm-btn-danger: #e74c3c;

    /* Feedback */
    --cm-feedback-success: #27ae60;
    --cm-feedback-warning: #f39c12;
    --cm-feedback-danger: #e74c3c;
    --cm-feedback-info: #3498db;
    --cm-feedback-success-bg: #e8f6ef;
    --cm-feedback-warning-bg: #fef5e7;
    --cm-feedback-danger-bg: #fdecea;
    --cm-feedback-info-bg: #ebf5fb;

    /* Base backgrounds */
    --cm-app-bg: linear-gradient(180deg, #dff2ff 0%, #d6ecff 52%, #cfe6fb 100%);
    --cm-content-bg: rgba(237, 246, 255, 0.84);
    --cm-box-bg: rgba(232, 243, 255, 0.8);
    --cm-pole-sup-bg: rgba(236, 246, 255, 0.78);
    --cm-barre-bg: rgba(224, 239, 252, 0.82);
    --cm-pole-inf-bg: rgba(230, 241, 253, 0.76);

    /* Text */
    --cm-text-main: #163247;
    --cm-text-muted: #6c757d;
    --cm-text-on-primary: #ffffff;

    /* Typography */
    --cm-font-family: "Segoe UI Variable Text", "Segoe UI", "Trebuchet MS", Verdana, sans-serif;
    --cm-font-size-xs: 0.75rem;
    --cm-font-size-sm: 0.85rem;
    --cm-font-size-base: 0.95rem;
    --cm-font-size-lg: 1.1rem;
    --cm-font-size-xl: 1.25rem;
    --cm-font-size-2xl: 1.5rem;
    --cm-font-weight-normal: 400;
    --cm-font-weight-medium: 500;
    --cm-font-weight-semibold: 600;
    --cm-font-weight-bold: 700;
    --cm-line-height-tight: 1.25;
    --cm-line-height-normal: 1.5;
    --cm-line-height-relaxed: 1.75;

    /* Spacing */
    --cm-spacing-xs: 0.2rem;
    --cm-spacing-sm: 0.35rem;
    --cm-spacing-md: 0.75rem;
    --cm-spacing-lg: 1.25rem;
    --cm-spacing-xl: 1.75rem;
    --cm-spacing-2xl: 2.5rem;

    /* Layout */
    --cm-sidebar-width: 300px;
    --cm-sidebar-width-tablet: 220px;
    --cm-header-height: 48px;
    --cm-panel-width: 400px;
    --cm-content-max-width: 1400px;

    /* Borders / radius / transitions / shadows */
    --cm-border-radius: 4px;
    --cm-border-radius-lg: 8px;
    --cm-border-radius-xl: 12px;
    --cm-border-radius-full: 9999px;
    --cm-border-color: rgba(26, 82, 118, 0.18);
    --cm-transition-fast: 150ms ease;
    --cm-transition-normal: 250ms ease;
    --cm-transition-slow: 350ms ease;
    --cm-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --cm-shadow-md: 0 2px 8px rgba(0, 0, 0, 0.10);
    --cm-shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.12);

    /* Layer stack */
    --cm-z-pole-sup: 10;
    --cm-z-header: 90;
    --cm-z-sidebar: 100;
    --cm-z-panel-overlay: 200;
    --cm-z-panel: 210;
    --cm-z-dropdown: 220;
    --cm-z-modal-overlay: 300;
    --cm-z-modal: 310;
    --cm-z-toast: 400;

    /* Hub */
    --cm-hub-tile-bg: rgba(236, 246, 255, 0.82);
    --cm-hub-tile-border: rgba(26, 82, 118, 0.16);
    --cm-hub-tile-hover-border: var(--cm-primary-light);
    --cm-hub-tile-hover-shadow: 0 4px 12px rgba(52, 152, 219, 0.15);
    --cm-hub-tile-icon-bg: var(--cm-primary-lightest);
    --cm-hub-tile-icon-color: var(--cm-primary);

    /* Tables */
    --cm-table-header-bg: rgba(26, 82, 118, 0.9);
    --cm-table-header-color: #f5fbff;
    --cm-table-row-hover-bg: rgba(128, 181, 223, 0.2);
    --cm-table-border-color: rgba(26, 82, 118, 0.14);
    --cm-table-stripe-bg: rgba(214, 230, 245, 0.5);

    /* Forms */
    --cm-input-bg: rgba(228, 240, 252, 0.92);
    --cm-input-border: rgba(26, 82, 118, 0.22);
    --cm-input-focus-border: var(--cm-primary-light);
    --cm-input-focus-shadow: 0 0 0 3px rgba(52, 152, 219, 0.15);
    --cm-input-placeholder-color: #6d89a3;
    --cm-input-disabled-bg: rgba(214, 229, 244, 0.92);
    --cm-label-color: var(--cm-primary-dark);
    --cm-label-required-color: var(--cm-feedback-danger);
    --cm-field-width-default: 100%;
    --cm-field-min-width-default: auto;
    --cm-field-max-width-default: none;
    --cm-field-width-xs: 4.5rem;
    --cm-field-width-sm: 8rem;
    --cm-field-width-md: 10rem;
    --cm-field-width-fluid: min(100%, 21.25rem);
    --cm-field-width-fluid-wide: min(100%, 32.5rem);
    --cm-field-width-compact: clamp(10.5rem, 35%, 21.25rem);
    --cm-field-width-toolbar-search: clamp(11.5rem, 22vw, 16rem);
    --cm-field-width-toolbar-search-mobile: 10.5rem;
    --cm-field-max-width-toolbar-search: 16rem;
    --cm-field-min-width-toolbar-select: 5.625rem;
    --cm-field-min-width-toolbar-lg: 11.5rem;
    --cm-field-max-width-toolbar-lg: 16rem;
    --cm-field-min-width-toolbar-lg-mobile: 10.5rem;
    --cm-field-min-width-cand-search: 12.5rem;

    /* Cards / panels */
    --cm-card-bg: rgba(236, 246, 255, 0.84);
    --cm-card-border: rgba(26, 82, 118, 0.14);
    --cm-card-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    --cm-card-radius: var(--cm-border-radius-lg);

    /* Sidebar links */
    --cm-sidebar-link-color: rgba(255, 255, 255, 0.85);
    --cm-sidebar-link-hover-color: #ffffff;
    --cm-sidebar-submenu-bg: rgba(0, 0, 0, 0.15);
    --cm-sidebar-divider: rgba(255, 255, 255, 0.15);
    --cm-sidebar-badge-bg: var(--cm-feedback-danger);

    /* Timeline */
    --cm-timeline-line-color: #e0e4e8;
    --cm-timeline-dot-bg: var(--cm-primary-light);
    --cm-timeline-dot-border: #ffffff;
    --cm-timeline-dot-done-bg: var(--cm-feedback-success);
    --cm-timeline-dot-current-bg: var(--cm-primary);
    --cm-timeline-dot-pending-bg: #ced4da;

    /* Steps */
    --cm-step-active-bg: var(--cm-primary);
    --cm-step-done-bg: var(--cm-feedback-success);
    --cm-step-pending-bg: #ced4da;
    --cm-step-connector-color: #e0e4e8;

    /* Login */
    --cm-login-bg: linear-gradient(135deg, var(--cm-primary) 0%, var(--cm-primary-light) 100%);
    --cm-login-card-bg: rgba(237, 246, 255, 0.94);
    --cm-login-card-shadow: 0 8px 32px rgba(26, 82, 118, 0.25);

    /* Skeleton */
    --cm-skeleton-base: #e9ecef;
    --cm-skeleton-highlight: #f8f9fa;

    /* Component size presets */
    --cm-chart-height-sm: 220px;
    --cm-chart-height-md: 300px;
    --cm-chart-height-lg: 380px;
    --cm-chart-height-xl: 460px;
    --cm-editor-height-sm: 180px;
    --cm-editor-height-md: 260px;
    --cm-editor-height-lg: 340px;
    --cm-editor-height-xl: 440px;
    --cm-pdf-height-sm: 360px;
    --cm-pdf-height-md: 520px;
    --cm-pdf-height-lg: 680px;
    --cm-pdf-height-xl: 820px;
}

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

html,
body {
    height: 100%;
}

body {
    margin: 0;
    font-family: var(--cm-font-family);
    font-size: var(--cm-font-size-base);
    font-weight: var(--cm-font-weight-normal);
    line-height: var(--cm-line-height-normal);
    letter-spacing: 0.01em;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    color: var(--cm-text-main);
    background: var(--cm-app-bg);
}

a {
    color: var(--cm-primary-light);
    text-decoration: none;
    transition: color var(--cm-transition-fast);
}

a:hover {
    color: var(--cm-primary);
}

.cm-app-body {
    height: 100vh;
    overflow: hidden;
    background: var(--cm-app-bg);
}

.cm-main-wrapper {
    height: 100vh;
    display: flex;
    flex-direction: column;
}

.cm-content-area {
    margin-left: var(--cm-sidebar-width);
    height: 100vh;
    padding-top: calc(var(--cm-header-height) + 1.5rem);
    display: flex;
    flex-direction: column;
    transition: margin-left var(--cm-transition-normal);
}

.cm-content-area>* {
    max-width: var(--cm-content-max-width);
}

.cm-navbar {
    position: fixed;
    top: 0;
    left: var(--cm-sidebar-width);
    right: 0;
    height: var(--cm-header-height);
    ;
    border-bottom: 1px solid var(--cm-border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--cm-spacing-lg);
    z-index: var(--cm-z-header);
    transition: left var(--cm-transition-normal);
}

/* ── Sidebar ── */
.cm-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: var(--cm-sidebar-width);
    background: linear-gradient(180deg, var(--cm-primary) 0%, var(--cm-primary-dark) 100%);
    color: var(--cm-text-on-primary);
    z-index: var(--cm-z-sidebar);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: transform var(--cm-transition-normal), width var(--cm-transition-normal);
    scrollbar-width: none;
}

.cm-sidebar::-webkit-scrollbar {
    width: 0;
    height: 0;
}

/* Desktop: collapse sidebar via hamburger */
/* La sidebar étant hors du .cm-main-wrapper, on cible body.is-collapsed */
body.cm-app-body.is-collapsed .cm-sidebar {
    transform: translateX(-100%);
}

body.cm-app-body.is-collapsed .cm-content-area {
    margin-left: 0;
}

body.cm-app-body.is-collapsed .cm-navbar {
    left: 0;
}

.cm-navbar__left,
.cm-navbar__center,
.cm-navbar__right {
    display: flex;
    align-items: center;
    gap: var(--cm-spacing-sm);
}

.cm-navbar__toggle,
.cm-navbar__icon-btn {

    border-radius: var(--cm-border-radius);
    ;
    color: var(--cm-primary);
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.cm-navbar__toggle:hover,
.cm-navbar__icon-btn:hover {
    background: var(--cm-table-row-hover-bg);
}

.cm-navbar__app-name {
    font-size: var(--cm-font-size-lg);
    font-weight: var(--cm-font-weight-bold);
    color: var(--cm-primary);
}

.cm-navbar__year-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--cm-spacing-xs);
    background: var(--cm-primary-lightest);
    color: var(--cm-primary);
    border-radius: var(--cm-border-radius-full);
    padding: var(--cm-spacing-xs) var(--cm-spacing-sm);
    font-size: var(--cm-font-size-sm);
    font-weight: var(--cm-font-weight-semibold);
}

.cm-navbar__badge {
    position: absolute;
    top: 0;
    right: 0;
    width: 16px;
    height: 16px;
    border-radius: var(--cm-border-radius-full);
    background: var(--cm-feedback-danger);
    color: var(--cm-text-on-primary);
    font-size: 10px;
    line-height: 16px;
    text-align: center;
}

.cm-navbar__user {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: var(--cm-spacing-xs);
}

.cm-navbar__dropdown {
    display: none;
    position: absolute;
    top: calc(100% + var(--cm-spacing-xs));
    right: 0;
    min-width: 190px;
    ;

    border-radius: var(--cm-border-radius);
    box-shadow: var(--cm-shadow-lg);
    z-index: var(--cm-z-dropdown);
    padding: var(--cm-spacing-xs);
}

.cm-navbar__user:hover .cm-navbar__dropdown,
.cm-navbar__user:focus-within .cm-navbar__dropdown {
    display: block;
}

/* ═══════════════════════════════════════════════════════════
   Planning Soutenance
   ═══════════════════════════════════════════════════════════ */

.cm-planning-section {
    border-top: 2px solid var(--cm-border-color);
    padding-top: var(--cm-spacing-xl);
    margin-top: var(--cm-spacing-xl);
}

.cm-section-header {
    display: flex;
    align-items: baseline;
    gap: var(--cm-spacing-md);
    flex-wrap: wrap;
}

.cm-section-title {
    margin: 0;
    font-size: var(--cm-font-size-xl);
    font-weight: var(--cm-font-weight-bold);
    color: var(--cm-primary);
}

.cm-section-subtitle {
    font-size: var(--cm-font-size-sm);
    color: var(--cm-text-muted);
}

.cm-calendar-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: var(--cm-spacing-md);
}

.cm-calendar-day {

    border-radius: var(--cm-border-radius-lg);
    padding: var(--cm-spacing-md);
    cursor: pointer;
    transition: transform var(--cm-transition-fast), box-shadow var(--cm-transition-fast);
    text-align: center;
    user-select: none;
}

.cm-calendar-day:hover,
.cm-calendar-day:focus {
    transform: translateY(-2px);
    box-shadow: var(--cm-shadow-md);
    outline: 2px solid var(--cm-primary-light);
}

.cm-calendar-day.is-active {
    outline: 2px solid var(--cm-primary);
    box-shadow: var(--cm-shadow-md);
}

.cm-calendar-day.is-success {
    background: var(--cm-feedback-success-bg);
    border-color: var(--cm-feedback-success);
}

.cm-calendar-day.is-warning {
    background: var(--cm-feedback-warning-bg);
    border-color: var(--cm-feedback-warning);
}

.cm-calendar-date {
    display: block;
    font-weight: var(--cm-font-weight-semibold);
    font-size: var(--cm-font-size-sm);
}

.cm-calendar-count {
    display: block;
    font-size: var(--cm-font-size-xs);
    color: var(--cm-text-muted);
    margin-top: var(--cm-spacing-xs);
}

.cm-planning-day-summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--cm-spacing-sm) var(--cm-spacing-md);
    background: var(--cm-feedback-info-bg);
    border-radius: var(--cm-border-radius);
    font-size: var(--cm-font-size-sm);
    margin-bottom: var(--cm-spacing-md);
}

.cm-planning-conflict-alert {
    background: var(--cm-feedback-danger-bg);
    border-left: 4px solid var(--cm-feedback-danger);
    padding: var(--cm-spacing-md);
    border-radius: var(--cm-border-radius);
    margin-bottom: var(--cm-spacing-md);
    font-size: var(--cm-font-size-sm);
}

.cm-planning-conflict-alert ul {
    margin: var(--cm-spacing-xs) 0 0;
    padding-left: var(--cm-spacing-lg);
}

.cm-planning-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--cm-z-modal-overlay);
}

.cm-planning-modal {
    ;
    border-radius: var(--cm-border-radius-xl);
    box-shadow: var(--cm-shadow-lg);
    padding: var(--cm-spacing-xl);
    min-width: 280px;
}

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

.cm-planning-content.cm-grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--cm-spacing-lg);
}

@media (max-width: 900px) {
    .cm-planning-content.cm-grid-2 {
        grid-template-columns: 1fr;
    }
}