/* === Design tokens === */
:root {
    /* Colors */
    --color-primary: #0381a5;
    --color-primary-dark: #056685;
    --color-accent: #4fc3f7;
    --color-navy: #0a1f44;
    --color-text: #1a1a1a;

    --color-primary-50: #e6f4f8;
    --color-primary-100: #b3e0ec;
    --color-primary-200: #8fd4e8;
    --color-primary-700: #045773;

    --color-success: #1b5e20;
    --color-success-icon: #2e7d32;
    --color-success-bg: rgba(27, 94, 32, .08);
    --color-success-border: rgba(27, 94, 32, .25);

    --color-danger: #d32f2f;
    --color-danger-bg: rgba(255, 0, 0, .06);
    --color-danger-border: rgba(211, 47, 47, .25);

    /* Spacing (8px scale) */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-7: 32px;
    --space-8: 40px;
    --space-9: 48px;
    --space-10: 64px;

    /* Typography */
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-md: 1.125rem;
    --font-size-lg: 1.5rem;
    --font-size-xl: 2rem;
    --font-size-2xl: 2.5rem;

    /* Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-pill: 999px;

    /* Elevation (brand-tinted, not pure black) */
    --shadow-sm: 0 2px 8px rgba(10, 31, 68, 0.08);
    --shadow-md: 0 8px 24px rgba(10, 31, 68, 0.12);
    --shadow-lg: 0 16px 40px rgba(10, 31, 68, 0.16);

    /* Motion */
    --ease-standard: cubic-bezier(0.4, 0, 0.2, 1);
    --duration-fast: 150ms;
    --duration-base: 250ms;
    --duration-slow: 400ms;
}

/* === Global === */
body {
    margin: 0;
    font-family: "Inter", "Segoe UI", sans-serif;
    background: linear-gradient(180deg, #ffffff 0%, var(--color-primary-50) 55%, var(--color-primary-100) 100%);
    color: var(--color-text);
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
}

/* === Topbar (merged header + navbar) === */
.topbar {
    position: sticky;
    top: 0;
    z-index: 30;

    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(3, 129, 165, 0.12);
}

.topbar-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-5);
    padding: 0 var(--space-5);
    min-height: 72px;
}

.brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
    color: var(--color-navy);
    flex-shrink: 0;
}

.brand-logo {
    height: 40px;
    width: auto;
}

/* === Navbar === */
.navbar {
    flex: 1;
    display: flex;
    justify-content: flex-end;
}

.navbar ul {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    padding: 0;
    margin: 0;
}

.navbar li {
    list-style: none;
    margin: 0 var(--space-5);
}

.navbar a {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  position: relative;
  text-decoration: none;
  color: var(--color-primary);
  font-weight: 500;
  transition: color var(--duration-fast) var(--ease-standard);
}

.navbar a svg {
    width: 18px;
    height: 18px;
    transition: transform var(--duration-slow) var(--ease-standard);
}

.navbar a:hover svg {
    transform: translateY(-2px) scale(1.05);
    transition: transform var(--duration-slow) var(--ease-standard);
}

.navbar li:not(:last-child) a:hover {
    color: var(--color-accent);
}

/* Added animation for the navbar links */

.navbar a:not(.cta)::after {
    content: "";
    position: absolute;
    width: 0%;
    height: 2px;
    bottom: -5px;
    left: 0;
    background: var(--color-accent);
    transition: width var(--duration-slow) var(--ease-standard);
}

.navbar a:not(.cta):hover::after {
    width: 100%;
}

.navbar a .arrow {
    margin-left: var(--space-1);
    font-size: 0.7rem;
    display: inline-block;
    transition: transform var(--duration-base) var(--ease-standard);
}

.has-submenu:hover .arrow {
    transform: rotate(180deg);
}

/* CTA button */
.navbar .cta {
    background: var(--color-primary);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-pill);
    color: #ffffff;
}

.navbar .cta:hover {
    background: var(--color-primary-dark);
}

/* Mobile menu toggle (hidden on desktop) */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-primary);
    cursor: pointer;
    padding: var(--space-2);
    align-self: flex-end;
}

.nav-toggle svg {
    width: 26px;
    height: 26px;
}

.nav-toggle .icon-close {
    display: none;
}

.navbar.is-open .nav-toggle .icon-open {
    display: none;
}

.navbar.is-open .nav-toggle .icon-close {
    display: block;
}

/* === Main === */
.main-content {
    max-width: 1100px;
    margin: var(--space-8) auto;
    padding: var(--space-5);
}

/* === Hero Section === */
.hero {
    text-align: center;
    color: var(--color-primary);
    margin-bottom: var(--space-8);
}

.hero h2 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-2);
    color: var(--color-navy);
}

.hero p {
    opacity: 0.8;
}

/* === Content Card === */
.content-card {
    background: white;
    padding: var(--space-7);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    line-height: 1.6;
}

/* Paragraph spacing */
.content-card p {
    margin-bottom: var(--space-5);
}

/* === Subtle aviation detail === */
.content-card::before {
    content: "";
    display: block;
    height: 4px;
    width: 60px;
    background: var(--color-accent);
    margin-bottom: var(--space-5);
}

/* Rich text (CKEditor5-authored: activity_detail.html's activity.description,
   and Menu.text on index/comite/historique/test.html) */
.activity-description {
    font-size: var(--font-size-md);
    line-height: 1.7;

    /* Safety net: any unanticipated wide content (e.g. something unusual
       pasted via CKEditor's Source Editing) scrolls within this element
       instead of breaking the page's horizontal layout. */
    overflow-x: auto;
    max-width: 100%;
    overflow-wrap: break-word;
    word-break: break-word;
}

.activity-description h1,
.activity-description h2,
.activity-description h3 {
    color: var(--color-primary);
    margin-top: var(--space-6);
    margin-bottom: var(--space-3);
}

.activity-description p {
    margin-bottom: var(--space-5);
}

.activity-description ul,
.activity-description ol {
    margin-bottom: var(--space-5);
    padding-left: var(--space-6);
}

/* Fallback for any figure CKEditor doesn't tag with a recognized class */
.activity-description figure {
    margin: 0 0 var(--space-5);
    max-width: 100%;
}

/* --- Images --- */
.activity-description img {
    max-width: 100%;
    height: auto;
}

.activity-description figure.image {
    display: table;
    margin: 0 auto var(--space-5);
    max-width: 100%;
    text-align: center;
}

.activity-description figure.image img {
    display: block;
    max-width: 100%;
    height: auto;
    margin: 0 auto;
    border-radius: var(--radius-sm);
}

.activity-description figure.image.image_resized {
    max-width: 100%;
}

.activity-description figure.image.image_resized img {
    width: 100%;
}

.activity-description .image-style-side {
    float: right;
    max-width: 50%;
    margin-left: var(--space-6);
    margin-bottom: var(--space-4);
}

.activity-description .image-style-align-left {
    float: left;
    margin-right: var(--space-6);
    margin-bottom: var(--space-4);
}

.activity-description .image-style-align-right {
    float: right;
    margin-left: var(--space-6);
    margin-bottom: var(--space-4);
}

.activity-description .image-style-align-center,
.activity-description .image-style-block-align-left,
.activity-description .image-style-block-align-right {
    margin-left: auto;
    margin-right: auto;
}

.activity-description figure.image > figcaption {
    margin-top: var(--space-2);
    font-size: var(--font-size-sm);
    color: var(--color-text);
    opacity: 0.75;
    text-align: center;
}

/* --- Tables --- */
/* In this project's actual content, editors use CKEditor's table tool
   almost exclusively as a borderless 2-column layout device (image cell +
   prose cell), not as data grids — cells contain full paragraphs that must
   wrap normally. Border/background are intentionally NOT defaulted here:
   most cells already carry an inline border-style:none from the editor,
   and any real data table's border/background comes from CKEditor's own
   tableProperties/tableCellProperties inline styles. */
.activity-description figure.table {
    max-width: 100%;
    overflow-x: auto;
    margin: 0 0 var(--space-5);
    -webkit-overflow-scrolling: touch;
    border-radius: var(--radius-sm);
}

.activity-description figure.table table {
    width: 100%;
    border-collapse: collapse;
}

.activity-description figure.table th,
.activity-description figure.table td {
    padding: var(--space-2) var(--space-3);
    overflow-wrap: break-word;
}

.activity-description figure.table > figcaption {
    font-size: var(--font-size-sm);
    color: var(--color-text);
    opacity: 0.75;
    padding: var(--space-2) 0;
    text-align: center;
}

.activity-description figure.table::-webkit-scrollbar {
    height: 8px;
}

.activity-description figure.table::-webkit-scrollbar-thumb {
    background: var(--color-primary-100);
    border-radius: var(--radius-pill);
}

/* --- Media embeds: aspect-ratio-preserving responsive pattern --- */
.activity-description figure.media {
    display: block;
    margin: 0 0 var(--space-5);
    max-width: 100%;
}

.activity-description figure.media iframe,
.activity-description figure.media video,
.activity-description figure.media embed,
.activity-description figure.media object,
.activity-description > iframe,
.activity-description p > iframe {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 9;
    height: auto;
    max-width: 100%;
    border: 0;
    border-radius: var(--radius-sm);
    margin: 0 auto;
}

/* Defensive placeholder in case any stored embed predates the
   previewsInData fix and still has no real iframe in its saved HTML. */
.activity-description figure.media > div[data-oembed-url] {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    aspect-ratio: 16 / 9;
    background: var(--color-primary-50);
    border-radius: var(--radius-sm);
    color: var(--color-primary);
    font-size: var(--font-size-sm);
}

/* --- Code blocks / blockquotes --- */
.activity-description pre {
    overflow-x: auto;
    overflow-wrap: anywhere;
    word-break: break-word;
    white-space: pre-wrap;
    background: rgba(3, 129, 165, 0.06);
    border: 1px solid rgba(3, 129, 165, 0.2);
    border-radius: var(--radius-sm);
    padding: var(--space-4);
    margin: 0 0 var(--space-5);
}

.activity-description code {
    overflow-wrap: anywhere;
    background: rgba(3, 129, 165, 0.08);
    border-radius: 4px;
    padding: 0.15em 0.35em;
    font-size: 0.9em;
}

.activity-description pre code {
    background: none;
    padding: 0;
    border-radius: 0;
}

.activity-description blockquote {
    margin: 0 0 var(--space-5);
    padding: var(--space-4) var(--space-5);
    border-left: 4px solid var(--color-accent);
    background: var(--color-primary-50);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    color: var(--color-navy);
    font-style: italic;
    overflow-wrap: break-word;
}

/* --- Font-size classes (CKEditor's default em-relative preset) --- */
.activity-description .text-tiny  { font-size: 0.7em; }
.activity-description .text-small { font-size: 0.85em; }
.activity-description .text-big   { font-size: 1.4em; }
.activity-description .text-huge  { font-size: 1.8em; }

/* Un-float images and calm oversized text on narrow viewports */
@media (max-width: 600px) {
    .activity-description .image-style-side,
    .activity-description .image-style-align-left,
    .activity-description .image-style-align-right {
        float: none;
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
        margin-bottom: var(--space-4);
    }

    .activity-description .text-big  { font-size: 1.2em; }
    .activity-description .text-huge { font-size: 1.5em; }

    /* Stack table rows/cells instead of horizontal-scrolling: this
       project's tables are authored as 2-column image+text layout pairs
       (not data grids), so stacking reads far better on a phone than a
       cramped sideways-scrolling table. !important is required since
       CKEditor/the editor sets per-cell width as an inline style. */
    .activity-description figure.table table,
    .activity-description figure.table thead,
    .activity-description figure.table tbody,
    .activity-description figure.table tr,
    .activity-description figure.table th,
    .activity-description figure.table td {
        display: block;
        width: auto !important;
    }

    .activity-description figure.table {
        overflow-x: visible;
    }

    .activity-description figure.table td,
    .activity-description figure.table th {
        padding: var(--space-3) 0;
    }
}

/* Parent */
.has-submenu {
    position: relative;
}

/* Submenu container */
.submenu {
    position: absolute;
    top: 150%;
    left: 0;
    background: white;
    border-radius: var(--radius-sm);
    padding: var(--space-2) 0;
    min-width: 220px;

    box-shadow: var(--shadow-sm);

    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--duration-base) var(--ease-standard);
}

/* Show on hover */
.has-submenu:hover .submenu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Items */
.submenu li {
    list-style: none;
    margin: 0;
}

/* Links */
.submenu a {
    display: block;
    padding: var(--space-2) var(--space-5);
    color: var(--color-text);
    text-decoration: none;
    font-size: var(--font-size-sm);
}

/* Hover effect */
.submenu a:hover {
    background: var(--color-primary-50);
    color: var(--color-navy);
}

.submenu::before {
    content: "";
    position: absolute;
    top: -6px;
    left: 20px;
    width: 12px;
    height: 12px;
    background: white;
    transform: rotate(45deg);
}

/* === Footer === */
.footer {
    margin-top: var(--space-10);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
    border-top: 1px solid rgba(0,0,0,0.1);
}

.footer-content {
    max-width: 1100px;
    margin: 0 auto;
    padding: var(--space-5);
    text-align: center;
    color: var(--color-primary);
    font-size: var(--font-size-sm);
}

/* Subtle aviation accent line */
.footer::before {
    content: "";
    display: block;
    height: 3px;
    width: 80px;
    background: var(--color-accent);
    margin: 0 auto;
}

/* === Activities cards grid === */
.activities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--space-6);
    margin-top: var(--space-7);
}

.empty-state {
    text-align: center;
    color: var(--color-text);
    opacity: 0.7;
    padding: var(--space-8) var(--space-5);
}

/* Individual card */
.activity-card {
    display: flex;
    flex-direction: column;
    background: white;
    border-radius: var(--radius-md);
    padding: var(--space-5);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: transform var(--duration-base) var(--ease-standard), box-shadow var(--duration-base) var(--ease-standard);
}

.activity-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* Icon inside card */
.activity-icon {
    width: 40px;
    height: 40px;
    color: var(--color-primary);
    margin-bottom: var(--space-3);
    transition: transform var(--duration-base) var(--ease-standard), color var(--duration-base) var(--ease-standard);
}

.activity-card:hover .activity-icon {
    color: var(--color-accent);
    transform: scale(1.2) translateY(-3px);
}

/* Card heading */
.activity-card h3 {
    margin-bottom: var(--space-2);
    font-size: var(--font-size-md);
    color: var(--color-navy);
}

/* Card description */
.activity-card p {
    font-size: var(--font-size-sm);
    color: var(--color-text);
    margin-bottom: var(--space-4);
}

/* Card link button */
.card-link {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-pill);
    background: var(--color-primary);
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    transition: background var(--duration-base) var(--ease-standard);
}

/* Pins the CTA to the bottom of the card regardless of description
   length, so links align across a grid row instead of floating at
   different heights. */
.activity-card .card-link {
    margin-top: auto;
}

.card-link:hover {
    background: var(--color-primary-dark);
}

.activity-image {
    width: 100%;               /* full width of the card */
    height: 150px;             /* fixed height for uniform cards */
    object-fit: cover;         /* crop image nicely without distortion */
    border-radius: var(--radius-sm);        /* match card corners */
    margin-bottom: var(--space-3);
    transition: transform var(--duration-base) var(--ease-standard), box-shadow var(--duration-base) var(--ease-standard);
}

/* Optional hover effect for subtle animation */
.activity-card:hover .activity-image {
    transform: scale(1.05);    /* small zoom on hover */
    box-shadow: var(--shadow-md);
}

/* ==========================
  AUTH PAGES
========================== */

.auth-card {
    max-width: 520px;
    margin: auto;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: var(--space-2);
    color: var(--color-text);
    opacity: 0.85;
    font-weight: 600;
}

.form-group input,
.form-group textarea {
    padding: var(--space-4);
    border-radius: var(--radius-sm);
    border: 1px solid rgba(3,129,165,.2);

    font-size: 1rem;
    font-family: inherit;

    transition: var(--duration-base) var(--ease-standard);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;

    border-color: var(--color-accent);

    box-shadow:
        0 0 0 4px rgba(79,195,247,.15);
}

.auth-btn,
.logout-btn {
    border: none;

    padding: var(--space-4);

    border-radius: var(--radius-pill);

    background: var(--color-primary);

    color: white;

    cursor: pointer;

    font-size: 1rem;

    transition: var(--duration-base) var(--ease-standard);
}

.auth-btn:hover,
.logout-btn:hover {
    background: var(--color-primary-dark);
}

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

.auth-footer a {
    color: var(--color-primary);
    font-weight: 600;
}

.auth-error,
.field-error {
    display: flex;
    align-items: center;
    gap: var(--space-2);

    background: var(--color-danger-bg);
    border: 1px solid var(--color-danger-border);

    padding: var(--space-3);

    border-radius: var(--radius-sm);

    color: var(--color-danger);
}

.auth-error i {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    color: var(--color-danger);
}

.auth-success {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);

    max-width: 520px;
    margin: 0 auto var(--space-5);

    background: var(--color-success-bg);
    border: 1px solid var(--color-success-border);

    padding: var(--space-4) var(--space-5);

    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);

    color: var(--color-success);
    font-weight: 600;
    text-align: center;
}

.auth-success i {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    color: var(--color-success-icon);
}

/* ==========================
   DASHBOARD
========================== */

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-6);
}

.dashboard-card {
    text-align: center;
    transition: transform var(--duration-base) var(--ease-standard), box-shadow var(--duration-base) var(--ease-standard);
}

.dashboard-card::before {
    margin-left: auto;
    margin-right: auto;
}

.dashboard-card h3 {
    color: var(--color-navy);
}

.dashboard-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.dashboard-footer {
    text-align: center;
    margin-top: var(--space-7);
}

/* ==========================
   RESPONSIVE
   Breakpoints: tablet 900px, mobile 600px, small phone 480px
========================== */

@media (max-width: 900px) {
    .topbar-inner {
        flex-wrap: wrap;
    }

    .navbar {
        flex-basis: 100%;
        display: flex;
        flex-direction: column;
    }

    .nav-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    .navbar ul {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-2);
        max-height: 0;
        overflow: hidden;
        padding: 0 var(--space-5);
        transition: max-height var(--duration-base) var(--ease-standard), padding var(--duration-base) var(--ease-standard);
    }

    .navbar.is-open ul {
        max-height: 600px;
        padding: var(--space-2) var(--space-5) var(--space-5);
    }

    .navbar li {
        margin: 0;
    }

    .navbar a:not(.cta)::after {
        display: none;
    }

    /* Hover flyouts don't work on touch; render the submenu inline
       and always expanded — it's already gated behind the hamburger. */
    .has-submenu .submenu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        min-width: 0;
        padding-left: var(--space-5);
    }

    .has-submenu .submenu::before {
        display: none;
    }
}

@media (max-width: 600px) {
    .topbar-inner {
        padding: 0 var(--space-3);
        min-height: 60px;
    }

    .brand-logo {
        height: 28px;
        width: auto;
    }

    .main-content {
        margin: var(--space-4) auto;
        padding: var(--space-3);
    }

    .hero h2 {
        font-size: var(--font-size-lg);
    }

    .content-card {
        padding: var(--space-5);
    }
}

@media (max-width: 480px) {
    .activities-grid {
        grid-template-columns: 1fr;
    }
}