/* ==========================================================================
   Edulink — stylesheet built on the IBM Carbon Design System language
   (design tokens, IBM Plex type, 8px spacing scale, UI shell & components).
   Hand-authored so it runs on plain cPanel hosting with no build step.
   ========================================================================== */

/* ---- Design tokens ------------------------------------------------------ */
:root {
    /* ---- Brand palette -------------------------------------------------- */
    --navy:            #0A2947;   /* primary / header      */
    --cream:           #F3E4C9;   /* warm background       */
    --sage:            #D3D4C0;   /* muted surface/border  */
    --brown:           #8B5E3C;   /* secondary accent      */
    --tan:             #C99A6A;   /* light brown accent (on navy) */

    /* Surfaces */
    --bg:              #ffffff;
    --bg-inverse:      var(--navy);
    --layer-01:        #F6ECDA;   /* page background (light cream) */
    --layer-02:        #ffffff;   /* cards / tiles */
    --layer-hover:     #EFE3CC;
    --layer-accent:    #E6D9BE;
    --field:           #F5EAD6;
    --field-hover:     #EFE3CC;
    --border-subtle:   #E0D5BC;
    --border-strong:   #A79A7E;
    --border-inverse:  var(--navy);

    --text-primary:    #13232F;
    --text-secondary:  #4A5965;
    --text-helper:     #6E7A83;
    --text-placeholder:#9AA4AB;
    --text-on-color:   #ffffff;
    --text-disabled:   #B7BCA9;

    --link:            #1C4C74;
    --link-hover:      var(--navy);

    --interactive:     var(--navy);
    --btn-primary:     var(--navy);
    --btn-primary-h:   #123A5E;
    --btn-primary-a:   #06192E;
    --btn-secondary:   var(--brown);
    --btn-secondary-h: #744E31;
    --btn-secondary-a: #5E3F27;
    --btn-danger:      #B23A2E;
    --btn-danger-h:    #9A3227;
    --btn-danger-a:    #7A2820;

    --support-success: #3F7A3F;
    --support-error:   #B23A2E;
    --support-warning: #B8791E;
    --support-info:    #1C4C74;
    --support-success-bg: #E7F0E0;
    --support-error-bg:   #F8E7E3;
    --support-warning-bg: #F8EDD6;
    --support-info-bg:    #E8EEF4;

    --focus:           #1C4C74;
    --focus-inverse:   var(--cream);

    /* Header */
    --header-bg:       var(--navy);
    --header-border:   #1B3B5C;
    --header-hover:    #123A5E;
    --header-text:     #EDE1C8;

    /* Spacing scale (Carbon $spacing-01..13) */
    --sp-01: 2px;  --sp-02: 4px;  --sp-03: 8px;  --sp-04: 12px;
    --sp-05: 16px; --sp-06: 24px; --sp-07: 32px; --sp-08: 40px;
    --sp-09: 48px; --sp-10: 64px; --sp-11: 80px; --sp-12: 96px; --sp-13: 160px;

    --container: 1584px;
    --radius: 0px;                     /* Carbon uses square corners */
    --shadow:  0 2px 6px rgba(0,0,0,.08);
    --shadow-lg: 0 4px 16px rgba(0,0,0,.12);
    --transition: 110ms cubic-bezier(0.2, 0, 0.38, 0.9);

    --font-sans: 'IBM Plex Sans', 'Helvetica Neue', Arial, sans-serif;
    --font-mono: 'IBM Plex Mono', 'Courier New', monospace;
}

/* ---- Reset -------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: 14px;
    line-height: 1.43;
    letter-spacing: .16px;
    color: var(--text-primary);
    background: var(--layer-01);
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; color: var(--link-hover); }
h1,h2,h3,h4,h5 { margin: 0; font-weight: 400; line-height: 1.25; letter-spacing: 0; }
p { margin: 0 0 var(--sp-05); }
ul { margin: 0; padding: 0; list-style: none; }
button { font-family: inherit; cursor: pointer; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: -2px; }

/* Type scale helpers */
.display   { font-size: 2.625rem; line-height: 1.19; font-weight: 300; letter-spacing: 0; }
.heading-1 { font-size: 2rem;     line-height: 1.25; font-weight: 400; }
.heading-2 { font-size: 1.75rem;  line-height: 1.28; font-weight: 400; }
.heading-3 { font-size: 1.25rem;  line-height: 1.4;  font-weight: 400; }
.heading-4 { font-size: 1rem;     line-height: 1.375;font-weight: 600; }
.body-lg   { font-size: 1rem;     line-height: 1.5; }
.mono      { font-family: var(--font-mono); }
.muted, .text-secondary { color: var(--text-secondary); }
.text-helper { color: var(--text-helper); font-size: .75rem; }
.text-center { text-align: center; }

.skip-link {
    position: absolute; left: -999px; top: 0; z-index: 9999;
    background: var(--btn-primary); color: #fff; padding: var(--sp-04) var(--sp-05);
}
.skip-link:focus { left: 0; }

/* ---- UI Shell header ---------------------------------------------------- */
.ui-header {
    position: sticky; top: 0; z-index: 8000;
    display: flex; align-items: center; height: 48px;
    background: var(--header-bg); color: var(--header-text);
    border-bottom: 1px solid var(--header-border);
}
.ui-header__menu {
    display: none; width: 48px; height: 48px; border: 0; background: transparent;
    color: var(--header-text); align-items: center; justify-content: center;
}
.ui-header__menu svg { fill: currentColor; }
.ui-header__menu:hover { background: var(--header-hover); }
.ui-header__brand {
    display: flex; align-items: center; height: 100%; padding: 0 var(--sp-05);
    color: #fff; font-weight: 600; font-size: 1rem; letter-spacing: .1px;
}
.ui-header__brand:hover { text-decoration: none; color: #fff; }
.ui-header__brand span { color: var(--tan); }
.ui-header__brand em { font-style: normal; font-weight: 400; color: var(--text-placeholder); font-size: .875rem; margin-left: 6px; }

.ui-header__nav { display: flex; height: 100%; }
.ui-header__link {
    display: flex; align-items: center; height: 100%; padding: 0 var(--sp-05);
    color: var(--header-text); font-size: .875rem; border-bottom: 2px solid transparent;
    transition: background var(--transition);
}
.ui-header__link:hover { background: var(--header-hover); color: #fff; text-decoration: none; }
.ui-header__link.is-active { border-bottom-color: var(--tan); color: #fff; }

.ui-header__actions { display: flex; align-items: center; height: 100%; margin-left: auto; }
.ui-header__link--ghost { color: var(--header-text); }
.ui-header__cta { margin: 0 var(--sp-05); }

/* header user menu */
.ui-menu { position: relative; height: 100%; }
.ui-menu__trigger { display: flex; align-items: center; gap: var(--sp-03); border: 0; background: transparent; height: 100%; }
.ui-menu__name { max-width: 140px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ui-menu__list {
    position: absolute; right: 0; top: 48px; min-width: 220px; background: #123A5E;
    box-shadow: var(--shadow-lg); display: none; flex-direction: column; padding: var(--sp-02) 0;
}
.ui-menu.is-open .ui-menu__list { display: flex; }
.ui-menu__list a, .ui-menu__logout {
    display: block; width: 100%; text-align: left; padding: var(--sp-04) var(--sp-05);
    color: var(--header-text); background: transparent; border: 0; font-size: .875rem;
}
.ui-menu__list a:hover, .ui-menu__logout:hover { background: var(--header-hover); text-decoration: none; color: #fff; }

/* ---- Avatar ------------------------------------------------------------- */
.avatar {
    display: inline-flex; align-items: center; justify-content: center;
    width: 40px; height: 40px; border-radius: 50%; flex: 0 0 auto;
    background: var(--navy); color: #fff; font-weight: 600; font-size: .875rem;
    text-transform: uppercase; overflow: hidden;
}
.avatar img { width: 100%; height: 100%; object-fit: cover; }
.avatar--sm { width: 28px; height: 28px; font-size: .75rem; background: var(--brown); }
.avatar--lg { width: 80px; height: 80px; font-size: 1.75rem; background: linear-gradient(135deg, var(--navy), var(--brown)); }

/* ---- Layout ------------------------------------------------------------- */
.app-main { min-height: calc(100vh - 48px - 260px); }
.container { max-width: 1200px; margin: 0 auto; padding: var(--sp-07) var(--sp-05); }
.container--wide { max-width: 1400px; }
.container--narrow { max-width: 760px; }

.page-header { margin-bottom: var(--sp-07); }
.page-header .breadcrumb { margin-bottom: var(--sp-04); }
.page-title { font-size: 2rem; line-height: 1.25; font-weight: 400; }
.page-subtitle { color: var(--text-secondary); margin-top: var(--sp-03); max-width: 640px; }
.page-header__row { display: flex; justify-content: space-between; align-items: flex-end; gap: var(--sp-05); flex-wrap: wrap; }

.section { margin-top: var(--sp-09); }
.section-title { font-size: 1.25rem; margin-bottom: var(--sp-05); display:flex; align-items:center; justify-content: space-between; gap: var(--sp-04); }

.stack > * + * { margin-top: var(--sp-05); }
.cluster { display: flex; flex-wrap: wrap; gap: var(--sp-03); align-items: center; }
.divider { height: 1px; background: var(--border-subtle); border: 0; margin: var(--sp-06) 0; }
.spread { display: flex; justify-content: space-between; align-items: center; gap: var(--sp-04); flex-wrap: wrap; }

/* ---- Buttons ------------------------------------------------------------ */
.btn {
    display: inline-flex; align-items: center; justify-content: flex-start; gap: var(--sp-03);
    min-height: 48px; padding: 0 var(--sp-05); border: 1px solid transparent;
    font-size: .875rem; line-height: 1.29; letter-spacing: .16px; border-radius: var(--radius);
    background: var(--btn-primary); color: #fff; transition: background var(--transition), border var(--transition);
    text-align: left; white-space: nowrap;
}
.btn:hover { background: var(--btn-primary-h); color: #fff; text-decoration: none; }
.btn:active { background: var(--btn-primary-a); }
.btn--primary { background: var(--btn-primary); }
.btn--secondary { background: var(--btn-secondary); }
.btn--secondary:hover { background: var(--btn-secondary-h); }
.btn--secondary:active { background: var(--btn-secondary-a); }
.btn--tertiary { background: transparent; border-color: var(--btn-primary); color: var(--btn-primary); }
.btn--tertiary:hover { background: var(--btn-primary); color: #fff; }
.btn--ghost { background: transparent; color: var(--btn-primary); }
.btn--ghost:hover { background: var(--layer-hover); color: var(--link-hover); }
.btn--danger { background: var(--btn-danger); }
.btn--danger:hover { background: var(--btn-danger-h); }
.btn--danger-ghost { background: transparent; color: var(--btn-danger); }
.btn--danger-ghost:hover { background: var(--support-error-bg); }
.btn--sm { min-height: 32px; padding: 0 var(--sp-04); font-size: .8125rem; }
.btn--lg { min-height: 64px; padding: 0 var(--sp-06); }
.btn--block { display: flex; width: 100%; justify-content: center; text-align: center; }
.btn--center { justify-content: center; text-align: center; }
.btn[disabled], .btn.is-disabled { background: var(--layer-accent); color: var(--text-disabled); cursor: not-allowed; border-color: transparent; }
.btn svg { fill: currentColor; }
/* On dark/navy backgrounds (hero) */
.btn--light { background: var(--cream); color: var(--navy); }
.btn--light:hover { background: #ffffff; color: var(--navy); }
.btn--outline-light { background: transparent; border-color: rgba(243,228,201,.55); color: #fff; }
.btn--outline-light:hover { background: rgba(243,228,201,.14); border-color: var(--cream); color: #fff; }

/* ---- Tiles & cards ------------------------------------------------------ */
.tile {
    background: var(--layer-02); border: 1px solid var(--border-subtle);
    padding: var(--sp-06); position: relative;
}
.tile--pad-sm { padding: var(--sp-05); }
.tile--clickable { transition: box-shadow var(--transition), outline var(--transition); }
.tile--clickable:hover { box-shadow: var(--shadow); }

.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: var(--sp-05); }
.card-grid--2 { grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); }

.card {
    display: flex; flex-direction: column; background: var(--layer-02);
    border: 1px solid var(--border-subtle); transition: box-shadow var(--transition);
}
.card:hover { box-shadow: var(--shadow); }
.card__media {
    aspect-ratio: 16 / 9; background: linear-gradient(135deg, var(--navy) 0%, #1C4C74 55%, var(--brown) 100%);
    display: flex; align-items: center; justify-content: center; color: #fff;
    position: relative; overflow: hidden;
}
.card__media--alt { background: linear-gradient(135deg, var(--brown) 0%, #744E31 55%, var(--navy) 100%); }
.card__media-icon { font-size: 2.5rem; opacity: .9; }
.card__body { padding: var(--sp-05); flex: 1; display: flex; flex-direction: column; }
.card__eyebrow { font-size: .75rem; text-transform: uppercase; letter-spacing: .32px; color: var(--text-secondary); margin-bottom: var(--sp-03); }
.card__title { font-size: 1.125rem; font-weight: 600; margin-bottom: var(--sp-03); }
.card__title a { color: var(--text-primary); }
.card__text { color: var(--text-secondary); font-size: .875rem; flex: 1; }
.card__meta { display: flex; flex-wrap: wrap; gap: var(--sp-04); color: var(--text-secondary); font-size: .8125rem; margin-top: var(--sp-05); }
.card__footer { display: flex; align-items: center; justify-content: space-between; gap: var(--sp-04); margin-top: var(--sp-05); padding-top: var(--sp-04); border-top: 1px solid var(--border-subtle); }
.card__price { font-weight: 600; font-size: 1rem; }

/* ---- Tags & badges ------------------------------------------------------ */
.tag {
    display: inline-flex; align-items: center; gap: var(--sp-02); height: 24px;
    padding: 0 var(--sp-03); border-radius: 12px; font-size: .75rem; line-height: 1;
    background: var(--layer-accent); color: var(--text-primary); white-space: nowrap;
}
.tag--blue  { background: #DDE6EF; color: #0A2947; }
.tag--green { background: #E1E8D2; color: #4C6B2F; }
.tag--red   { background: #F5DED9; color: #9A3227; }
.tag--warm  { background: #F0E3CC; color: #8B5E3C; }
.tag--purple{ background: #EBDFCF; color: #7A4E2C; }
.tag--teal  { background: #DBE6D9; color: #3F6B4A; }
.tag--gray  { background: #E5E5D7; color: #55584A; }
.tag--cyan  { background: #D9E7EC; color: #1C4C74; }

.badge {
    display: inline-flex; align-items: center; gap: 6px; font-size: .75rem; font-weight: 500;
    padding: 2px 10px; border-radius: 2px; text-transform: capitalize;
}
.badge::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.badge--success { background: var(--support-success-bg); color: #2E5E2E; }
.badge--warning { background: var(--support-warning-bg); color: #8A5A15; }
.badge--error   { background: var(--support-error-bg);   color: #9A3227; }
.badge--info    { background: var(--support-info-bg);    color: #1C4C74; }
.badge--gray    { background: var(--layer-accent);       color: #55584A; }

.verified-badge { display:inline-flex; align-items:center; gap:4px; color:var(--link); font-size:.75rem; font-weight:500; }
.verified-badge svg { fill: var(--navy); }

/* ---- Rating stars ------------------------------------------------------- */
.rating { display: inline-flex; align-items: center; gap: var(--sp-03); }
.rating__stars { display: inline-flex; gap: 1px; color: #f1c21b; }
.rating__stars svg { width: 16px; height: 16px; fill: currentColor; }
.rating__stars .is-empty { fill: #e0e0e0; }
.rating__value { font-weight: 600; }
.rating__count { color: var(--text-secondary); font-size: .8125rem; }

/* ---- Forms -------------------------------------------------------------- */
.form { max-width: 640px; }
.form--wide { max-width: 100%; }
.field { margin-bottom: var(--sp-06); }
.field__label { display: block; font-size: .75rem; color: var(--text-secondary); margin-bottom: var(--sp-03); }
.field__label .req { color: var(--support-error); }
.field__control,
.field input[type=text], .field input[type=email], .field input[type=password],
.field input[type=tel], .field input[type=number], .field input[type=date],
.field input[type=time], .field select, .field textarea {
    width: 100%; height: 40px; padding: 0 var(--sp-05); border: 0;
    border-bottom: 1px solid var(--border-strong); background: var(--field);
    font-family: inherit; font-size: .875rem; color: var(--text-primary);
    transition: background var(--transition), outline var(--transition); border-radius: 0;
}
.field textarea { height: auto; min-height: 96px; padding: var(--sp-04) var(--sp-05); line-height: 1.5; resize: vertical; }
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 32 32'%3E%3Cpath d='M16 22L6 12l1.4-1.4 8.6 8.6 8.6-8.6L26 12z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 40px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid var(--focus); outline-offset: -2px; background: var(--field-hover); }
.field input::placeholder, .field textarea::placeholder { color: var(--text-placeholder); }
.field__helper { font-size: .75rem; color: var(--text-helper); margin-top: var(--sp-03); }
.field__error { display: flex; align-items: center; gap: 6px; font-size: .75rem; color: var(--support-error); margin-top: var(--sp-03); }
.field--invalid input, .field--invalid select, .field--invalid textarea { outline: 2px solid var(--support-error); outline-offset: -2px; }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 var(--sp-05); }
.form-grid .field--full { grid-column: 1 / -1; }
.form-actions { display: flex; gap: var(--sp-03); margin-top: var(--sp-05); flex-wrap: wrap; }

/* checkbox / radio */
.choice { display: flex; align-items: flex-start; gap: var(--sp-03); margin-bottom: var(--sp-04); cursor: pointer; }
.choice input { width: 18px; height: 18px; margin-top: 1px; accent-color: var(--btn-primary); flex: 0 0 auto; }
.choice span { font-size: .875rem; }
.choice small { display: block; color: var(--text-secondary); }

.role-toggle { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-04); margin-bottom: var(--sp-06); }
.role-toggle label {
    border: 1px solid var(--border-subtle); padding: var(--sp-05); cursor: pointer; background: var(--layer-02);
    display: flex; flex-direction: column; gap: 4px; transition: border var(--transition), box-shadow var(--transition);
}
.role-toggle input { position: absolute; opacity: 0; }
.role-toggle label:has(input:checked) { border-color: var(--btn-primary); box-shadow: inset 0 0 0 1px var(--btn-primary); }
.role-toggle strong { font-size: .9375rem; }
.role-toggle small { color: var(--text-secondary); }

/* ---- Notifications ------------------------------------------------------ */
.flash-stack { max-width: 1200px; margin: var(--sp-05) auto 0; padding: 0 var(--sp-05); }
.admin-content .flash-stack { margin: 0 0 var(--sp-05); padding: 0; max-width: none; }
.notification {
    display: flex; align-items: flex-start; gap: var(--sp-04); padding: var(--sp-04) var(--sp-05);
    border-left: 3px solid var(--support-info); background: var(--support-info-bg); margin-bottom: var(--sp-04);
}
.notification__body { flex: 1; font-size: .875rem; }
.notification__close { border: 0; background: transparent; font-size: 1.25rem; line-height: 1; color: var(--text-primary); padding: 0 4px; }
.notification--success { border-color: var(--support-success); background: var(--support-success-bg); }
.notification--error   { border-color: var(--support-error);   background: var(--support-error-bg); }
.notification--warning { border-color: var(--support-warning); background: var(--support-warning-bg); }
.notification--info    { border-color: var(--support-info);    background: var(--support-info-bg); }

/* ---- Data table --------------------------------------------------------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--border-subtle); background: var(--layer-02); }
.data-table { width: 100%; border-collapse: collapse; font-size: .875rem; min-width: 560px; }
.data-table thead th {
    text-align: left; background: var(--layer-01); color: var(--text-primary); font-weight: 600;
    padding: var(--sp-04) var(--sp-05); border-bottom: 1px solid var(--border-subtle); white-space: nowrap;
}
.data-table tbody td { padding: var(--sp-04) var(--sp-05); border-bottom: 1px solid var(--border-subtle); vertical-align: middle; }
.data-table tbody tr:hover { background: var(--layer-01); }
.data-table tbody tr:last-child td { border-bottom: 0; }
.data-table .cell-actions { display: flex; gap: var(--sp-02); flex-wrap: wrap; }

/* ---- Breadcrumb & pagination ------------------------------------------- */
.breadcrumb { display: flex; flex-wrap: wrap; gap: var(--sp-03); font-size: .875rem; }
.breadcrumb a { color: var(--link); }
.breadcrumb span { color: var(--text-secondary); }
.breadcrumb li:not(:last-child)::after { content: "/"; margin-left: var(--sp-03); color: var(--text-placeholder); }
.breadcrumb ol, .breadcrumb { list-style: none; }
.breadcrumb li { display: inline-flex; gap: var(--sp-03); }

.pagination { display: flex; gap: var(--sp-02); margin-top: var(--sp-07); }
.pagination a, .pagination span { min-width: 40px; height: 40px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--border-subtle); background: var(--layer-02); }
.pagination .is-current { background: var(--btn-primary); color: #fff; border-color: var(--btn-primary); }

/* ---- Toolbar / filters -------------------------------------------------- */
.toolbar { display: flex; flex-wrap: wrap; gap: var(--sp-04); align-items: flex-end; background: var(--layer-02); border: 1px solid var(--border-subtle); padding: var(--sp-05); margin-bottom: var(--sp-06); }
.toolbar .field { margin-bottom: 0; flex: 1 1 180px; }
.toolbar .toolbar__actions { display: flex; gap: var(--sp-03); }

/* ---- Stats -------------------------------------------------------------- */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: var(--sp-05); }
.stat { background: var(--layer-02); border: 1px solid var(--border-subtle); padding: var(--sp-05); border-left: 3px solid var(--btn-primary); }
.stat__value { font-size: 2.25rem; font-weight: 300; line-height: 1; }
.stat__label { color: var(--text-secondary); margin-top: var(--sp-03); font-size: .8125rem; }
.stat--success { border-left-color: var(--support-success); }
.stat--warning { border-left-color: var(--support-warning); }
.stat--purple  { border-left-color: var(--brown); }

/* ---- Progress ----------------------------------------------------------- */
.progress { }
.progress__track { height: 8px; background: var(--border-subtle); overflow: hidden; }
.progress__bar { height: 100%; background: var(--btn-primary); transition: width var(--transition); }
.progress__bar--done { background: var(--support-success); }
.progress__label { display: flex; justify-content: space-between; font-size: .75rem; color: var(--text-secondary); margin-bottom: var(--sp-03); }

/* ---- Empty state -------------------------------------------------------- */
.empty-state { text-align: center; padding: var(--sp-10) var(--sp-05); background: var(--layer-02); border: 1px dashed var(--border-subtle); }
.empty-state__icon { font-size: 2.5rem; margin-bottom: var(--sp-04); }
.empty-state h3 { font-size: 1.125rem; margin-bottom: var(--sp-03); }
.empty-state p { color: var(--text-secondary); }

/* ---- Hero (landing) ----------------------------------------------------- */
.hero { background: var(--bg-inverse); color: #fff; overflow: hidden; }
.hero__inner { max-width: 1200px; margin: 0 auto; padding: var(--sp-12) var(--sp-05); display: grid; grid-template-columns: 1.1fr .9fr; gap: var(--sp-09); align-items: center; }
.hero__eyebrow { display: inline-flex; align-items: center; gap: var(--sp-03); color: var(--tan); font-size: .875rem; margin-bottom: var(--sp-05); }
.hero__title { font-size: 3rem; line-height: 1.12; font-weight: 300; margin-bottom: var(--sp-05); }
.hero__title strong { font-weight: 600; }
.hero__text { color: #D9D0BC; font-size: 1.125rem; max-width: 520px; margin-bottom: var(--sp-07); }
.hero__actions { display: flex; gap: var(--sp-04); flex-wrap: wrap; }
.hero__panel { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--header-border); border: 1px solid var(--header-border); }
.hero__cell { background: #123A5E; padding: var(--sp-06); }
.hero__cell .stat__value { color: #fff; }
.hero__cell .stat__label { color: #C9CBB8; }

.section-band { background: var(--layer-02); border-top: 1px solid var(--border-subtle); border-bottom: 1px solid var(--border-subtle); }

/* category chips grid */
.cat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: var(--sp-04); }
.cat-tile { display: block; background: var(--layer-02); border: 1px solid var(--border-subtle); padding: var(--sp-05); transition: box-shadow var(--transition), border var(--transition); }
.cat-tile:hover { box-shadow: var(--shadow); text-decoration: none; border-color: var(--btn-primary); }
.cat-tile__name { font-weight: 600; color: var(--text-primary); margin-bottom: var(--sp-02); }
.cat-tile__meta { color: var(--text-secondary); font-size: .8125rem; }

/* ---- Profile page ------------------------------------------------------- */
.profile-hero { display: flex; gap: var(--sp-06); align-items: flex-start; flex-wrap: wrap; }
.profile-hero__info { flex: 1; min-width: 240px; }
.profile-hero__name { font-size: 1.75rem; display: flex; align-items: center; gap: var(--sp-04); flex-wrap: wrap; }
.profile-hero__headline { color: var(--text-secondary); margin-top: var(--sp-03); font-size: 1rem; }
.profile-meta { display: flex; flex-wrap: wrap; gap: var(--sp-05); margin-top: var(--sp-05); color: var(--text-secondary); font-size: .875rem; }
.profile-meta div { display: flex; align-items: center; gap: 6px; }
.layout-2col { display: grid; grid-template-columns: 1fr 340px; gap: var(--sp-07); align-items: start; }

.review { padding: var(--sp-05) 0; border-bottom: 1px solid var(--border-subtle); }
.review:last-child { border-bottom: 0; }
.review__head { display: flex; align-items: center; gap: var(--sp-04); margin-bottom: var(--sp-03); }
.review__name { font-weight: 600; }
.review__date { color: var(--text-secondary); font-size: .75rem; margin-left: auto; }

/* ---- Lessons ------------------------------------------------------------ */
.lesson-list { border: 1px solid var(--border-subtle); background: var(--layer-02); }
.lesson-item { display: flex; align-items: center; gap: var(--sp-04); padding: var(--sp-05); border-bottom: 1px solid var(--border-subtle); }
.lesson-item:last-child { border-bottom: 0; }
.lesson-item__num { width: 32px; height: 32px; flex: 0 0 auto; border-radius: 50%; background: var(--layer-01); border: 1px solid var(--border-subtle); display: flex; align-items: center; justify-content: center; font-size: .8125rem; }
.lesson-item__body { flex: 1; }
.lesson-item__title { font-weight: 500; }
.lesson-item__meta { color: var(--text-secondary); font-size: .75rem; margin-top: 2px; }
.lesson-item--done .lesson-item__num { background: var(--support-success); border-color: var(--support-success); color: #fff; }
.lesson-item--done .lesson-item__title { color: var(--text-secondary); }

/* ---- Certificate -------------------------------------------------------- */
.certificate { border: 2px solid var(--navy); background: linear-gradient(135deg,#ffffff, #F6ECDA); padding: var(--sp-09); text-align: center; position: relative; }
.certificate::after { content: ""; position: absolute; inset: 8px; border: 1px solid var(--tan); pointer-events: none; }
.certificate__eyebrow { text-transform: uppercase; letter-spacing: .32px; color: var(--text-secondary); font-size: .75rem; }
.certificate__name { font-size: 2rem; font-weight: 300; margin: var(--sp-05) 0; }
.certificate__course { font-size: 1.25rem; font-weight: 600; color: var(--btn-primary); }
.certificate__code { font-family: var(--font-mono); margin-top: var(--sp-06); color: var(--text-secondary); }

/* ---- Auth pages --------------------------------------------------------- */
.auth-wrap { display: grid; grid-template-columns: 1fr 1fr; min-height: calc(100vh - 48px); }
.auth-aside { background: var(--bg-inverse); color: #fff; padding: var(--sp-12) var(--sp-09); display: flex; flex-direction: column; justify-content: center; }
.auth-aside h2 { font-size: 2rem; font-weight: 300; margin-bottom: var(--sp-05); }
.auth-aside p { color: #D9D0BC; max-width: 420px; }
.auth-aside__list { margin-top: var(--sp-07); }
.auth-aside__list li { display: flex; gap: var(--sp-04); margin-bottom: var(--sp-05); color: #E4DAC4; }
.auth-aside__list svg { fill: var(--tan); flex: 0 0 auto; }
.auth-panel { display: flex; align-items: center; justify-content: center; padding: var(--sp-09) var(--sp-05); background: var(--layer-01); }
.auth-card { width: 100%; max-width: 400px; }
.auth-card h1 { font-size: 1.75rem; margin-bottom: var(--sp-03); }
.auth-card__sub { color: var(--text-secondary); margin-bottom: var(--sp-07); }
.auth-card__foot { margin-top: var(--sp-06); font-size: .875rem; color: var(--text-secondary); }

/* ---- Admin shell -------------------------------------------------------- */
.ui-header--admin .ui-header__brand span { color: var(--tan); }
.admin-shell { display: flex; min-height: calc(100vh - 48px); }
.side-nav { width: 256px; flex: 0 0 256px; background: var(--layer-02); border-right: 1px solid var(--border-subtle); padding: var(--sp-04) 0; }
.side-nav__link { display: flex; align-items: center; gap: var(--sp-04); padding: var(--sp-04) var(--sp-05); color: var(--text-primary); font-size: .875rem; border-left: 3px solid transparent; }
.side-nav__link:hover { background: var(--layer-01); text-decoration: none; }
.side-nav__link.is-active { background: var(--layer-01); border-left-color: var(--btn-primary); font-weight: 600; }
.side-nav__link svg { color: var(--text-secondary); }
.admin-content { flex: 1; padding: var(--sp-07); min-width: 0; }

/* ---- Footer ------------------------------------------------------------- */
.app-footer { background: var(--navy); color: #D9D0BC; margin-top: var(--sp-10); }
.app-footer__grid {
    max-width: 1200px; margin: 0 auto; padding: var(--sp-10) var(--sp-05) var(--sp-08);
    display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--sp-07);
}
.app-footer__brand .ui-header__brand { padding: 0; color: #fff; font-size: 1.25rem; }
.app-footer__brand .ui-header__brand:hover { color: #fff; }
.app-footer__brand p { color: #B7BFA6; margin: var(--sp-04) 0 0; max-width: 300px; font-size: .875rem; }
.app-footer__col h4 {
    font-size: .75rem; text-transform: uppercase; letter-spacing: .5px; font-weight: 600;
    color: var(--tan); margin-bottom: var(--sp-04);
}
.app-footer__col a { display: block; color: #CBD1BF; font-size: .875rem; padding: var(--sp-02) 0; }
.app-footer__col a:hover { color: #fff; text-decoration: none; }
.app-footer__legal {
    max-width: 1200px; margin: 0 auto; padding: var(--sp-05); border-top: 1px solid var(--header-border);
    display: flex; justify-content: space-between; gap: var(--sp-04); flex-wrap: wrap;
    font-size: .75rem; color: #93A08C;
}

/* ---- Responsive --------------------------------------------------------- */
@media (max-width: 1024px) {
    .layout-2col { grid-template-columns: 1fr; }
    .hero__inner { grid-template-columns: 1fr; gap: var(--sp-07); }
    .hero__title { font-size: 2.25rem; }
}
@media (max-width: 720px) {
    .ui-header__menu { display: inline-flex; }
    .ui-header__nav {
        position: absolute; top: 48px; left: 0; right: 0; flex-direction: column; height: auto;
        background: #123A5E; box-shadow: var(--shadow-lg); display: none;
    }
    .ui-header__nav.is-open { display: flex; }
    .ui-header__nav .ui-header__link { height: 48px; border-bottom: 1px solid var(--header-border); }
    .ui-header__nav .ui-header__link.is-active { border-bottom-color: var(--header-border); background: var(--header-hover); }
    .ui-header__cta { display: none; }
    .ui-menu__name { display: none; }
    .auth-wrap { grid-template-columns: 1fr; }
    .auth-aside { display: none; }
    .form-grid { grid-template-columns: 1fr; }
    .role-toggle { grid-template-columns: 1fr; }
    .side-nav { position: fixed; z-index: 7000; top: 48px; bottom: 0; left: 0; transform: translateX(-100%); transition: transform var(--transition); }
    .side-nav.is-open { transform: translateX(0); }
    .admin-content { padding: var(--sp-05); }
    .container { padding: var(--sp-06) var(--sp-05); }
    .page-title { font-size: 1.5rem; }
    .hero__title { font-size: 2rem; }
    .app-footer__grid { grid-template-columns: 1fr 1fr; gap: var(--sp-06); padding: var(--sp-08) var(--sp-05) var(--sp-06); }
    .app-footer__brand { grid-column: 1 / -1; }
    .app-footer__legal { flex-direction: column; gap: var(--sp-02); }
}

/* utility spacing */
.mt-0{margin-top:0}.mt-3{margin-top:var(--sp-05)}.mt-4{margin-top:var(--sp-06)}.mt-5{margin-top:var(--sp-07)}
.mb-0{margin-bottom:0}.mb-3{margin-bottom:var(--sp-05)}.mb-4{margin-bottom:var(--sp-06)}
.w-full{width:100%}