/* ============================================================
   Biblical Teaching — bib.utib.org
   ============================================================ */

:root {
    --color-bg: #fbf8f3;
    --color-surface: #ffffff;
    --color-ink: #1f2a3a;
    --color-ink-soft: #4a5568;
    --color-muted: #7a8599;
    --color-line: #e6e0d4;
    --color-accent: #6a4423;       /* warm brown */
    --color-accent-dark: #4a2f17;
    --color-accent-soft: #f1e8da;
    --color-gold: #b08a3e;
    --color-primary: #1f3a5f;      /* deep navy */
    --color-primary-dark: #14253c;
    --color-success: #1d7a4e;
    --color-error: #b3261e;

    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
    --font-script: "Snell Roundhand", "Apple Chancery", "Brush Script MT", cursive;

    --radius: 8px;
    --radius-lg: 14px;
    --shadow-sm: 0 1px 2px rgba(20, 30, 50, 0.06);
    --shadow-md: 0 6px 20px rgba(20, 30, 50, 0.08);
    --transition: 0.2s ease;

    --container: 1140px;
}

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

html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: 17px;
    line-height: 1.65;
    color: var(--color-ink);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4 {
    font-family: var(--font-serif);
    color: var(--color-primary-dark);
    line-height: 1.2;
    margin: 0 0 0.5em;
    font-weight: 600;
}

h1 { font-size: clamp(2rem, 4vw, 3rem); }
h2 { font-size: clamp(1.5rem, 2.5vw, 2rem); }
h3 { font-size: 1.25rem; }

p { margin: 0 0 1em; }

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color var(--transition);
}
a:hover { color: var(--color-accent-dark); text-decoration: underline; }

img { max-width: 100%; height: auto; display: block; }

address { font-style: normal; }

.container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 1.25rem;
}

.sr-only {
    position: absolute !important;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0,0,0,0);
    white-space: nowrap; border: 0;
}

.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    background: var(--color-primary);
    color: #fff;
    padding: 0.75rem 1rem;
    z-index: 1000;
}
.skip-link:focus { left: 1rem; top: 1rem; }

/* ----- Header ----- */
.site-header {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-line);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 50;
}

.top-bar {
    background: var(--color-primary);
    color: #fff;
    font-size: 0.875rem;
}
.top-bar a { color: #fff; }
.top-bar a:hover { color: var(--color-gold); text-decoration: none; }

.top-bar-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
}

.contact-list,
.social-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem 1.5rem;
    align-items: center;
}
.contact-list li,
.social-list li { display: flex; align-items: center; }
.contact-list a { display: inline-flex; align-items: center; gap: 0.4rem; }
.contact-icon {
    display: inline-flex;
    width: 1.1rem; height: 1.1rem;
    align-items: center; justify-content: center;
    font-weight: 700;
    color: var(--color-gold);
}

.social-list a {
    display: inline-flex;
    width: 1.5rem; height: 1.5rem;
    align-items: center; justify-content: center;
    color: #fff;
    transition: color var(--transition);
}
.social-list a:hover { color: var(--color-gold); }
.social-list svg {
    width: 100%; height: 100%;
    fill: currentColor;
}

/* Brand bar */
.brand-bar { padding: 0.9rem 0; }
.brand-bar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-primary-dark);
}
.brand:hover { text-decoration: none; }
.brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px; height: 44px;
    background: var(--color-accent-soft);
    color: var(--color-accent);
    border-radius: 50%;
    font-size: 1.4rem;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name { font-family: var(--font-serif); font-size: 1.35rem; font-weight: 700; }
.brand-tagline { font-size: 0.85rem; color: var(--color-muted); }

.nav-toggle {
    display: none;
    background: transparent;
    border: 1px solid var(--color-line);
    border-radius: var(--radius);
    padding: 0.5rem 0.75rem;
    cursor: pointer;
}
.nav-toggle-bars,
.nav-toggle-bars::before,
.nav-toggle-bars::after {
    content: '';
    display: block;
    width: 22px; height: 2px;
    background: var(--color-ink);
    position: relative;
    transition: transform var(--transition);
}
.nav-toggle-bars::before { position: absolute; top: -7px; }
.nav-toggle-bars::after  { position: absolute; top: 7px; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::before { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::after  { transform: translateY(-7px) rotate(-45deg); }

.primary-nav ul {
    list-style: none;
    margin: 0; padding: 0;
    display: flex;
    gap: 0.25rem;
    flex-wrap: wrap;
}
.primary-nav a {
    display: inline-block;
    padding: 0.6rem 0.95rem;
    color: var(--color-ink);
    border-radius: var(--radius);
    font-weight: 500;
    transition: background var(--transition), color var(--transition);
}
.primary-nav a:hover {
    background: var(--color-accent-soft);
    color: var(--color-accent-dark);
    text-decoration: none;
}
.primary-nav a.is-active {
    background: var(--color-primary);
    color: #fff;
}
.primary-nav a.is-active:hover { background: var(--color-primary-dark); color: #fff; }

/* ----- Main / sections ----- */
.site-main { min-height: 60vh; }

section { padding: 3.5rem 0; }
section + section { padding-top: 0; }

.page-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: #fff;
    padding: 4rem 0 3rem;
    text-align: center;
}
.page-header h1 { color: #fff; margin-bottom: 0.5rem; }
.page-eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-size: 0.8rem;
    color: var(--color-gold);
    margin-bottom: 0.5rem;
}
.page-lede {
    max-width: 640px;
    margin: 0 auto;
    color: rgba(255,255,255,0.85);
    font-size: 1.05rem;
}

/* ----- Hero ----- */
.hero {
    background:
        linear-gradient(rgba(31, 58, 95, 0.78), rgba(20, 37, 60, 0.85)),
        radial-gradient(ellipse at top, #2c4a72 0%, #14253c 80%);
    color: #fff;
    padding: 6rem 0 5rem;
    text-align: center;
}
.hero-eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.22em;
    color: var(--color-gold);
    font-size: 0.85rem;
    margin-bottom: 0.75rem;
}
.hero-title {
    color: #fff;
    font-size: clamp(2.5rem, 5vw, 3.75rem);
    margin: 0;
}
.hero-subtitle {
    font-size: 1.2rem;
    color: rgba(255,255,255,0.85);
    margin: 0.5rem 0 2rem;
}
.hero-verse {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 1.2rem;
    max-width: 640px;
    margin: 0 auto 0.5rem;
    color: #f5e9c8;
}
.hero-citation {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.65);
    margin-bottom: 2.5rem;
}
.hero-actions {
    display: flex;
    gap: 0.75rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ----- Buttons ----- */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    line-height: 1.2;
}
.btn:hover { text-decoration: none; }
.btn-primary {
    background: var(--color-gold);
    color: var(--color-primary-dark);
    border-color: var(--color-gold);
}
.btn-primary:hover {
    background: #c79a48;
    border-color: #c79a48;
    color: var(--color-primary-dark);
}
.btn-ghost {
    background: transparent;
    color: #fff;
    border-color: rgba(255,255,255,0.55);
}
.btn-ghost:hover {
    background: rgba(255,255,255,0.12);
    color: #fff;
    border-color: #fff;
}

/* ----- Feature grid (home) ----- */
.features { padding: 4rem 0; }
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}
.feature-card {
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    transition: transform var(--transition), box-shadow var(--transition);
}
.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}
.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
    line-height: 1;
}
.feature-link {
    display: inline-block;
    margin-top: 0.5rem;
    font-weight: 600;
}

/* ----- Verse band ----- */
.verse-band {
    background: var(--color-accent-soft);
    padding: 3.5rem 0;
    text-align: center;
}
.verse-band blockquote {
    margin: 0 auto;
    max-width: 700px;
}
.verse-band p {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-style: italic;
    color: var(--color-accent-dark);
    margin: 0 0 0.5rem;
}
.verse-band cite {
    font-style: normal;
    color: var(--color-ink-soft);
    font-size: 0.95rem;
}

/* ----- Series grid (teaching) ----- */
.series { padding: 4rem 0; }
.series-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}
.series-card {
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    transition: transform var(--transition), box-shadow var(--transition);
}
.series-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}
.series-tag {
    align-self: flex-start;
    background: var(--color-accent-soft);
    color: var(--color-accent-dark);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.25rem 0.6rem;
    border-radius: 999px;
    font-weight: 600;
    margin-bottom: 0.5rem;
}
.series-card h2 { font-size: 1.35rem; margin: 0 0 0.5rem; }
.series-card p { color: var(--color-ink-soft); flex: 1; }

/* ----- Prayer page ----- */
.prayer-section { padding: 4rem 0; }
.prayer-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 2.5rem;
    align-items: start;
}

.card {
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    box-shadow: var(--shadow-sm);
}

.prayer-form,
.contact-form,
.settings-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

label {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    font-size: 0.95rem;
    color: var(--color-ink-soft);
    font-weight: 500;
}

input[type="text"],
input[type="email"],
input[type="url"],
input[type="password"],
textarea {
    width: 100%;
    padding: 0.65rem 0.85rem;
    border: 1px solid var(--color-line);
    border-radius: var(--radius);
    font-size: 1rem;
    font-family: inherit;
    color: var(--color-ink);
    background: #fff;
    transition: border-color var(--transition), box-shadow var(--transition);
}
input:focus,
textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(106, 68, 35, 0.15);
}
textarea { resize: vertical; min-height: 120px; }

.optional { color: var(--color-muted); font-weight: 400; }

.form-note {
    font-size: 0.85rem;
    color: var(--color-muted);
    margin: 0;
}

.alert {
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
    font-size: 0.95rem;
    border: 1px solid transparent;
}
.alert-success { background: #e6f4ec; color: var(--color-success); border-color: #b9e0c8; }
.alert-error   { background: #fce8e6; color: var(--color-error);   border-color: #f3b9b3; }
.alert-info    { background: #e8eef9; color: var(--color-primary); border-color: #c7d4ee; }

.prayer-list {
    list-style: none;
    margin: 0; padding: 0;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.prayer-item {
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-left: 4px solid var(--color-accent);
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
}
.prayer-text { margin: 0 0 0.5rem; color: var(--color-ink); }
.prayer-meta { font-size: 0.85rem; color: var(--color-muted); margin: 0; }

.empty-state {
    text-align: center;
    color: var(--color-muted);
    padding: 2rem;
    background: var(--color-surface);
    border: 1px dashed var(--color-line);
    border-radius: var(--radius);
}

/* ----- Contact page ----- */
.contact-section { padding: 4rem 0; }
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 2.5rem;
    align-items: start;
}
.contact-info p { margin-bottom: 1rem; color: var(--color-ink-soft); }
.contact-info strong { color: var(--color-ink); display: inline-block; min-width: 5rem; }
.contact-domain { margin-top: 1.5rem; padding-top: 1.5rem; border-top: 1px solid var(--color-line); }

/* ----- Admin ----- */
.admin-main { padding: 3rem 0; min-height: 70vh; }
.settings-form fieldset {
    border: 1px solid var(--color-line);
    border-radius: var(--radius);
    padding: 1.25rem 1.5rem;
    margin: 0 0 1.5rem;
    background: var(--color-surface);
}
.settings-form legend {
    padding: 0 0.5rem;
    font-family: var(--font-serif);
    font-weight: 600;
    color: var(--color-primary-dark);
}
.settings-form .hint {
    color: var(--color-muted);
    font-size: 0.9rem;
    margin: 0 0 0.5rem;
}
.form-actions {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    margin-top: 1rem;
}
.btn-ghost:not(.btn) {
    color: var(--color-ink-soft);
    padding: 0.75rem 1rem;
}
.login-form { max-width: 360px; margin: 2rem auto; }

/* ----- Footer ----- */
.site-footer {
    background: var(--color-primary-dark);
    color: rgba(255,255,255,0.85);
    margin-top: 4rem;
}
.site-footer a { color: rgba(255,255,255,0.85); }
.site-footer a:hover { color: var(--color-gold); text-decoration: none; }

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    padding: 3rem 0 2rem;
}
.footer-heading {
    color: #fff;
    font-size: 1.05rem;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.footer-tagline { color: rgba(255,255,255,0.7); }
.footer-domain { font-size: 0.9rem; }

.footer-nav,
.footer-contact,
.footer-social {
    list-style: none;
    margin: 0; padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}
.footer-nav li a { color: rgba(255,255,255,0.85); }
.footer-contact li { color: rgba(255,255,255,0.85); font-size: 0.95rem; }

.footer-social a {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
}
.footer-social svg {
    width: 1.1rem; height: 1.1rem;
    fill: currentColor;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 1.25rem 0;
    font-size: 0.875rem;
    color: rgba(255,255,255,0.6);
}
.footer-bottom .container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 0.5rem;
}
.footer-built { margin: 0; }

/* ----- Responsive ----- */
@media (max-width: 820px) {
    body { font-size: 16px; }
    section { padding: 2.5rem 0; }

    .top-bar-inner { flex-direction: column; align-items: flex-start; gap: 0.5rem; }
    .contact-list { gap: 0.5rem 1rem; }

    .nav-toggle { display: inline-flex; }
    .primary-nav {
        order: 3;
        width: 100%;
        display: none;
        margin-top: 0.5rem;
    }
    .primary-nav.is-open { display: block; }
    .primary-nav ul {
        flex-direction: column;
        gap: 0.25rem;
    }
    .primary-nav a { display: block; padding: 0.75rem 1rem; }

    .prayer-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .hero { padding: 4rem 0 3rem; }
    .hero-verse { font-size: 1.05rem; }
    .verse-band p { font-size: 1.15rem; }
}

@media (max-width: 480px) {
    .brand-tagline { display: none; }
    .top-bar { font-size: 0.8rem; }
    .contact-list { flex-direction: column; align-items: flex-start; gap: 0.25rem; }
    .footer-bottom .container { flex-direction: column; }
}