/* =====================================================================
   AEC PG Entrance Portal — institutional theme
   Identity: official, document-like, calm. One accent (AEC indigo),
   serif headings echoing printed admission documents, generous form
   spacing, explicit status colours.
   ===================================================================== */

:root {
    --ink:        #1a1d29;
    --ink-soft:   #4a4f63;
    --line:       #d9dce6;
    --line-soft:  #eceef4;
    --paper:      #ffffff;
    --canvas:     #f4f5f9;
    --brand:      #1f2a6b;   /* AEC indigo */
    --brand-dk:   #161e4d;
    --brand-tint: #eef0fb;
    --gold:       #b9892f;   /* seal accent */
    --ok:         #1c7a4f;
    --ok-bg:      #e6f4ec;
    --warn:       #9a6b00;
    --warn-bg:    #fbf2dc;
    --err:        #b3261e;
    --err-bg:     #fbe8e7;
    --radius:     8px;
    --shadow:     0 1px 2px rgba(26,29,41,.06), 0 6px 24px rgba(26,29,41,.06);
    --serif:      Georgia, 'Times New Roman', serif;
    --sans:       -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
    margin: 0;
    font-family: var(--sans);
    color: var(--ink);
    background: var(--canvas);
    line-height: 1.55;
    font-size: 16px;
}

/* ---------- Header ---------- */
.masthead {
    background: var(--paper);
    border-bottom: 3px solid var(--brand);
}
.masthead-inner {
    max-width: 1080px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    gap: 18px;
}
.seal {
    width: 64px; height: 64px;
    flex: none;
    object-fit: contain;
}
.masthead h1 {
    font-family: var(--serif);
    font-size: 26px;
    line-height: 1.15;
    margin: 0;
    color: var(--brand-dk);
    letter-spacing: .2px;
}
.masthead .sub {
    margin: 2px 0 0;
    color: var(--ink-soft);
    font-size: 14px;
}

/* ---------- Nav ---------- */
.nav {
    background: var(--brand);
}
.nav-inner {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 2px;
}
.nav a {
    color: #dfe3ff;
    text-decoration: none;
    padding: 13px 16px;
    font-size: 14.5px;
    font-weight: 500;
    display: inline-block;
}
.nav a:hover, .nav a.active { background: var(--brand-dk); color: #fff; }
.nav .spacer { margin-left: auto; }

/* ---------- Layout ---------- */
.wrap {
    max-width: 1080px;
    margin: 28px auto;
    padding: 0 24px;
}
.wrap-narrow { max-width: 560px; }

footer.site {
    border-top: 1px solid var(--line);
    background: var(--paper);
    color: var(--ink-soft);
    font-size: 13px;
    text-align: center;
    padding: 20px;
    margin-top: 40px;
}

/* ---------- Cards ---------- */
.card {
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 28px;
}
.card + .card { margin-top: 22px; }
.card h2 {
    font-family: var(--serif);
    font-size: 21px;
    margin: 0 0 4px;
    color: var(--brand-dk);
}
.card .lead { color: var(--ink-soft); margin: 0 0 20px; }

.section-title {
    font-family: var(--serif);
    font-size: 15px;
    text-transform: uppercase;
    letter-spacing: 1.4px;
    color: var(--brand);
    border-bottom: 1px solid var(--line);
    padding-bottom: 8px;
    margin: 28px 0 18px;
}
.section-title:first-child { margin-top: 0; }

/* ---------- Forms ---------- */
.field { margin-bottom: 18px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 24px; }
.grid3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 0 24px; }
label { display: block; font-weight: 600; font-size: 14px; margin-bottom: 6px; }
label .req { color: var(--err); }
.hint { font-size: 12.5px; color: var(--ink-soft); margin-top: 5px; }

input[type=text], input[type=password], input[type=email], input[type=number],
input[type=date], input[type=file], select, textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--line);
    border-radius: 6px;
    font: inherit;
    color: var(--ink);
    background: #fff;
}
input:focus, select:focus, textarea:focus {
    outline: 2px solid var(--brand);
    outline-offset: 1px;
    border-color: var(--brand);
}
textarea { resize: vertical; min-height: 70px; }

.radios { display: flex; gap: 22px; flex-wrap: wrap; padding-top: 4px; }
.radios label { font-weight: 400; display: flex; align-items: center; gap: 7px; margin: 0; }

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    border: 1px solid transparent;
    background: var(--brand);
    color: #fff;
    padding: 11px 22px;
    border-radius: 6px;
    font: inherit; font-weight: 600;
    cursor: pointer;
    text-decoration: none;
}
.btn:hover { background: var(--brand-dk); }
.btn.secondary { background: #fff; color: var(--brand); border-color: var(--brand); }
.btn.secondary:hover { background: var(--brand-tint); }
.btn.ghost { background: transparent; color: var(--ink-soft); border-color: var(--line); }
.btn.ghost:hover { background: var(--line-soft); color: var(--ink); }
.btn-row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-top: 8px; }

/* ---------- Alerts ---------- */
.alert {
    border-radius: 6px;
    padding: 12px 16px;
    margin-bottom: 18px;
    font-size: 14.5px;
    border: 1px solid;
}
.alert.ok   { background: var(--ok-bg);   color: var(--ok);   border-color: #bfe3cf; }
.alert.warn { background: var(--warn-bg); color: var(--warn); border-color: #ecd9a0; }
.alert.error{ background: var(--err-bg);  color: var(--err);  border-color: #efc3c0; }

/* ---------- Badges ---------- */
.badge {
    display: inline-block;
    font-size: 12px; font-weight: 700;
    padding: 3px 10px; border-radius: 999px;
    letter-spacing: .3px;
}
.badge.draft { background: var(--warn-bg); color: var(--warn); }
.badge.submitted { background: var(--ok-bg); color: var(--ok); }
.badge.yes { background: var(--ok-bg); color: var(--ok); }
.badge.no  { background: var(--line-soft); color: var(--ink-soft); }

/* ---------- Tables ---------- */
table.data { width: 100%; border-collapse: collapse; font-size: 14px; }
table.data th, table.data td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); }
table.data th { background: var(--brand-tint); color: var(--brand-dk); font-size: 12.5px; text-transform: uppercase; letter-spacing: .6px; }
table.data tr:hover td { background: var(--line-soft); }

/* key-value review */
.kv { display: grid; grid-template-columns: 220px 1fr; gap: 4px 16px; font-size: 14.5px; }
.kv dt { color: var(--ink-soft); }
.kv dd { margin: 0; font-weight: 500; }

/* ---------- Steps ---------- */
.steps { display: flex; gap: 0; margin: 0 0 26px; counter-reset: step; flex-wrap: wrap; }
.steps li {
    list-style: none; flex: 1 1 0; min-width: 120px;
    text-align: center; position: relative; padding: 0 6px;
    font-size: 13px; color: var(--ink-soft);
}
.steps li::before {
    counter-increment: step; content: counter(step);
    display: block; width: 30px; height: 30px; margin: 0 auto 8px;
    border-radius: 50%; background: var(--line); color: #fff;
    font-weight: 700; line-height: 30px;
}
.steps li.done::before { background: var(--ok); }
.steps li.now::before  { background: var(--brand); }
.steps li.now { color: var(--brand-dk); font-weight: 600; }

/* ---------- Home hero ---------- */
.hero {
    background: linear-gradient(180deg, var(--brand-dk), var(--brand));
    color: #fff; border-radius: var(--radius);
    padding: 40px 36px; box-shadow: var(--shadow);
}
.hero h2 { font-family: var(--serif); font-size: 30px; margin: 0 0 8px; color: #fff; }
.hero p { margin: 0 0 22px; color: #d8ddff; max-width: 640px; }
.hero .btn { background: #fff; color: var(--brand-dk); }
.hero .btn:hover { background: var(--gold); color: #fff; }

.dates { width: 100%; border-collapse: collapse; margin-top: 6px; }
.dates td { padding: 9px 12px; border-bottom: 1px solid var(--line); font-size: 14.5px; }
.dates td:first-child { color: var(--ink-soft); width: 55%; }
.dates td:last-child { font-weight: 600; }

ol.guide { padding-left: 20px; }
ol.guide li { margin-bottom: 10px; }

.photo-frame { border: 1px solid var(--line); border-radius: 6px; padding: 6px; background: #fff; text-align: center; }
.photo-frame img { display: block; max-width: 100%; }

/* ---------- Responsive ---------- */
@media (max-width: 720px) {
    .grid2, .grid3 { grid-template-columns: 1fr; }
    .kv { grid-template-columns: 1fr; }
    .kv dt { margin-top: 8px; }
    .masthead h1 { font-size: 20px; }
}

@media print {
    .nav, footer.site, .no-print { display: none !important; }
    body { background: #fff; }
    .card { box-shadow: none; border: none; }
}