/* ============================================================
   Halation — design system
   Ported from the design contract: mockup/index.html
   (Tumblr-dashboard navy, white cards, gold accents, 572px column)
   ============================================================ */

:root {
    --bg: #001935;
    --bg-translucent: rgba(0, 25, 53, .88);
    --card: #ffffff;
    --accent: #00b8ff;
    --gold: #ffb02e;
    --text: #1a1a1a;
    --text-soft: #333333;
    --muted: #8a939c;
    --muted-dark: #5a7290;
    --tag: #9aa7b1;
    --nav-text: #c7d6e2;
    --line: #eef1f4;
    --danger: #b00020;
    --radius: 8px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

::selection { background: var(--gold); color: var(--bg); }

body {
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }
img { display: block; }
button { font: inherit; cursor: pointer; }

/* ------------------------------------------------------------
   chrome: topbar + footer
   ------------------------------------------------------------ */

.topbar {
    position: sticky; top: 0; z-index: 10;
    background: var(--bg-translucent);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255,255,255,.08);
}
.topbar-inner {
    max-width: 604px; margin: 0 auto; padding: 10px 16px;
    display: flex; align-items: center; gap: 12px;
}
.brand { font-weight: 800; font-size: 16px; color: #fff; letter-spacing: .2px; }
.brand .dot { color: var(--gold); }
.topbar nav { margin-left: auto; display: flex; align-items: center; gap: 16px; }
.topbar nav a { color: var(--nav-text); font-size: 13px; font-weight: 600; }
.topbar nav a:hover { color: #fff; }
.inline-form { display: inline; }
.link-button {
    background: none; border: none; padding: 0;
    color: var(--nav-text); font-size: 13px; font-weight: 600;
    cursor: pointer;
}
.link-button:hover { color: #fff; }

main { max-width: 604px; margin: 0 auto; padding: 24px 16px 0; min-height: 70vh; }

.site-foot {
    text-align: center; color: var(--muted-dark);
    font-size: 12.5px; padding: 24px 16px 40px;
}

/* ------------------------------------------------------------
   headings + empty states
   ------------------------------------------------------------ */

.feed-title {
    color: #cfe3f3; font-size: 15px; font-weight: 700;
    letter-spacing: .3px; margin-bottom: 16px;
}
p.empty { color: var(--muted); padding: 2rem 0; text-align: center; }

/* ------------------------------------------------------------
   post cards
   ------------------------------------------------------------ */

article.post {
    position: relative; /* anchors the location chip over the photo */
    background: var(--card);
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 24px;
    box-shadow: 0 1px 4px rgba(0,0,0,.2);
}
article.post img { width: 100%; }
.photo-set { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; }
.photo-set img { height: 100%; object-fit: cover; }

.post-body { padding: 14px 18px 16px; }
.caption { font-size: 15px; line-height: 1.55; color: var(--text-soft); }

.tags { margin-top: 10px; font-size: 13px; line-height: 1.9; }
.tags .tag { color: var(--tag); margin-right: 8px; }
.tags .tag:hover { color: var(--accent); }

.post-foot {
    display: flex; align-items: center; justify-content: space-between;
    padding: 10px 18px; border-top: 1px solid var(--line);
    color: var(--muted); font-size: 12.5px;
}
.post-foot a { color: var(--muted); font-weight: 600; }
.post-foot a:hover { color: var(--accent); }

/* EXIF meta row */
.meta {
    display: flex; flex-wrap: wrap; gap: 6px 14px;
    margin-top: 12px; padding: 10px 18px 4px;
    border-top: 1px solid var(--line);
    color: var(--muted); font-size: 12.5px;
}
.profile .meta { padding: 0; }
.meta span { display: inline-flex; align-items: center; white-space: nowrap; }

/* location chip */
.chip {
    position: absolute; top: 12px; left: 12px; z-index: 2;
    display: inline-flex; align-items: center; gap: 6px;
    background: rgba(0, 25, 53, .55); backdrop-filter: blur(4px);
    color: #fff;
    font-size: 12px; font-weight: 600;
    padding: 5px 11px; border-radius: 999px;
}
.chip::before {
    content: ""; width: 6px; height: 6px;
    background: var(--gold); border-radius: 50%;
}
.chip::before {
    content: ""; width: 6px; height: 6px;
    background: var(--gold); border-radius: 50%;
}

/* rotate controls */
.rotate-row { display: flex; gap: 8px; padding: 4px 18px 12px; }
button.rotate {
    background: none; border: 1px solid var(--line); border-radius: 999px;
    color: var(--muted); font-size: 12px; padding: 3px 10px;
}
button.rotate:hover { color: var(--accent); border-color: var(--accent); }

/* ------------------------------------------------------------
   load more (sits on navy, below the card stack)
   ------------------------------------------------------------ */

button.load-more, .load-more {
    display: block; margin: 4px auto 36px;
    padding: 10px 26px; border-radius: 999px;
    background: transparent; border: 1px solid rgba(255,255,255,.3);
    color: #cfe3f3; font-size: 13.5px; font-weight: 700; cursor: pointer;
}
button.load-more:hover, .load-more:hover { background: rgba(255,255,255,.08); }

/* ------------------------------------------------------------
   cards for forms + profile + errors
   ------------------------------------------------------------ */

.card {
    background: var(--card);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: 0 1px 4px rgba(0,0,0,.2);
    color: var(--text);
}

form.stack { display: flex; flex-direction: column; gap: 14px; margin-top: 12px; }
form.stack label {
    display: flex; flex-direction: column; gap: 6px;
    font-size: 13px; font-weight: 600; color: var(--text-soft);
}
form.stack input, form.stack textarea {
    padding: 9px 10px; border: 1px solid #c9d2da; border-radius: 6px;
    font: inherit; font-weight: 400; color: var(--text); background: #fff;
}
form.stack input:focus, form.stack textarea:focus {
    outline: 2px solid var(--gold); border-color: var(--gold);
}
form.stack button[type="submit"] {
    align-self: flex-start;
    background: var(--gold); color: var(--bg);
    font-weight: 700; font-size: 14px;
    border: none; border-radius: 6px; padding: 9px 18px;
}
form.stack button[type="submit"]:hover { filter: brightness(1.05); }

ul.errors { list-style: none; margin-bottom: 12px; }
ul.errors li {
    background: #fdeef0; color: var(--danger);
    font-size: 13px; padding: 8px 10px; border-radius: 6px; margin-bottom: 6px;
}
p.notice {
    background: #eef8f0; color: #1a7f37;
    font-size: 13px; padding: 8px 10px; border-radius: 6px; margin-bottom: 12px;
}
.auth-alt { margin-top: 14px; font-size: 13px; color: var(--muted); }
.auth-alt a { color: var(--accent); font-weight: 600; }

/* ------------------------------------------------------------
   profile
   ------------------------------------------------------------ */

section.profile {
    background: var(--card);
    border-radius: var(--radius);
    padding: 28px 24px 22px;
    text-align: center;
    margin-bottom: 24px;
    box-shadow: 0 1px 4px rgba(0,0,0,.2);
}
.profile .avatar {
    width: 72px; height: 72px; border-radius: 50%;
    background: linear-gradient(135deg, var(--gold), #d98f13);
    color: var(--bg); font-size: 2rem; font-weight: 800;
    line-height: 72px; margin: 0 auto 10px;
}
.profile h1 { font-size: 22px; font-weight: 800; letter-spacing: -.2px; color: var(--text); }
.profile .handle { color: var(--muted); font-size: 13.5px; margin-top: 2px; }
.profile .bio { font-size: 15px; line-height: 1.5; color: var(--text-soft); margin-top: 10px; }
.profile .meta { color: var(--muted); font-size: 12.5px; margin-top: 10px; }

.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; }
.grid img {
    width: 100%; aspect-ratio: 1; object-fit: cover;
    border-radius: 3px;
}
.grid a:hover img { opacity: .85; }

/* ------------------------------------------------------------
   misc
   ------------------------------------------------------------ */

p.error-page { font-size: 15px; color: var(--text-soft); margin-bottom: 12px; }