@import url('https://fonts.googleapis.com/css2?family=Lora:wght@400;600&family=Inter:wght@400;500;600&display=swap');

/* ── Design tokens ───────────────────────────────────────────── */
:root {
    --color-primary:       #4a6741;   /* deep sage green */
    --color-primary-dark:  #3a5333;
    --color-accent:        #bf6040;   /* warm terracotta */
    --color-accent-dark:   #a84f30;
    --color-bg:            #eeece8;   /* warm page background */
    --color-card-bg:       #f5f3ee;   /* card surface */
    --color-card-border:   #e0ddd7;
    --color-text:          #1e1e1e;
    --color-text-muted:    #6b7a6b;
    --color-focus-ring:    rgba(74, 103, 65, 0.3);

    --font-heading: 'Lora', Georgia, serif;
    --font-body:    'Inter', system-ui, sans-serif;
}

/* ── Base ────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    margin: 0;
    padding: 0;
}

/* ── Typography ──────────────────────────────────────────────── */
h1, h2, h3 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
}

h1 { font-size: 2rem;   margin-bottom: 1rem; }
h2 { font-size: 1.5rem; margin-bottom: 0.75rem; }
h3 { font-size: 1.25rem; margin-bottom: 0.5rem; }

.label-caps {
    font-family: var(--font-body);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.text-muted  { color: var(--color-text-muted); }
.text-center { text-align: center; }

/* ── Layout ──────────────────────────────────────────────────── */
.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* ── Navbar ──────────────────────────────────────────────────── */
.navbar {
    background-color: var(--color-primary);
    color: #fff;
    padding: 1rem 0;
    margin-bottom: 2rem;
}

.navbar .container {
    display: flex;
    align-items: center;
}

.navbar-brand {
    font-family: var(--font-heading);
    color: #fff;
    text-decoration: none;
    font-size: 1.25rem;
    font-weight: 600;
}

/* ── Cards ───────────────────────────────────────────────────── */
.card {
    background: var(--color-card-bg);
    border: 1px solid var(--color-card-border);
    border-radius: 0.5rem;
    padding: 1.5rem;
    margin-bottom: 1rem;
}

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
    display: inline-block;
    font-family: var(--font-body);
    font-weight: 500;
    text-align: center;
    padding: 0.5rem 1rem;
    font-size: 1rem;
    border-radius: 0.375rem;
    border: 1px solid transparent;
    cursor: pointer;
    text-decoration: none;
    transition: background-color 0.15s ease, border-color 0.15s ease;
}

.btn-primary {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
    color: #fff;
}
.btn-primary:hover {
    background-color: var(--color-accent-dark);
    border-color: var(--color-accent-dark);
}

.btn-secondary {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}
.btn-secondary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
}

.btn-outline-primary {
    color: var(--color-primary);
    border-color: var(--color-primary);
    background: transparent;
}
.btn-outline-primary:hover {
    background-color: var(--color-primary);
    color: #fff;
}

.btn-ghost {
    background: transparent;
    border-color: transparent;
    color: var(--color-text-muted);
}
.btn-ghost:hover {
    background: var(--color-card-border);
    color: var(--color-text);
}

/* ── Forms ───────────────────────────────────────────────────── */
.form-group  { margin-bottom: 1rem; }
.form-label  { display: block; margin-bottom: 0.25rem; font-weight: 500; }

.form-control {
    display: block;
    width: 100%;
    padding: 0.5rem 0.75rem;
    font-size: 1rem;
    font-family: var(--font-body);
    border: 1px solid var(--color-card-border);
    border-radius: 0.375rem;
    background-color: #fff;
    color: var(--color-text);
}
.form-control:focus {
    outline: 0;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 0.2rem var(--color-focus-ring);
}

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

/* ── Alerts ──────────────────────────────────────────────────── */
.alert {
    padding: 1rem;
    border-radius: 0.375rem;
    margin-bottom: 1rem;
}
.alert-danger  { background-color: #f8d7da; color: #842029; border: 1px solid #f5c2c7; }
.alert-success { background-color: #d4edda; color: #1a4731; border: 1px solid #c3e6cb; }
.alert-info    { background-color: #e8f0e8; color: var(--color-primary-dark); border: 1px solid #c5d9c5; }

/* ── Badges ──────────────────────────────────────────────────── */
.badge {
    display: inline-block;
    padding: 0.25em 0.5em;
    font-size: 0.75em;
    font-weight: 600;
    border-radius: 0.25rem;
}
.badge-success   { background-color: var(--color-primary); color: #fff; }
.badge-secondary { background-color: var(--color-text-muted); color: #fff; }
.badge-warning   { background-color: #e8a838; color: #fff; }
.badge-info      { background-color: #5b8fa8; color: #fff; }

/* ── Progress bar ────────────────────────────────────────────── */
.progress-bar-container {
    background-color: var(--color-card-border);
    border-radius: 0.375rem;
    height: 0.5rem;
    margin-bottom: 0.5rem;
    overflow: hidden;
}
.progress-bar {
    background-color: var(--color-primary);
    height: 100%;
    transition: width 0.3s ease;
}

/* ── HTMX swap transition ────────────────────────────────────── */
@keyframes htmx-fade-in {
    from { opacity: 0; transform: translateY(6px); }
    to   { opacity: 1; transform: translateY(0); }
}

#observation-body.is-transitioning {
    animation: htmx-fade-in 0.7s ease;
}

/* ── Mobile record buttons (video + audio) ─────────────────── */
.mobile-record-btn {
    display: none;
}

.btn-record-video {
    font-size: 1.1rem;
    padding: 0.875rem 2rem;
    width: 100%;
}

/* ── Mobile Voice/Write mode chooser ───────────────────────── */
.mobile-mode-chooser {
    display: none;
}

.mobile-back-to-chooser {
    display: none;
}

.mode-chooser-label {
    font-size: 1rem;
    color: var(--text-muted, #6c757d);
    margin-bottom: 0.75rem;
}

.mode-chooser-buttons {
    display: flex;
    gap: 1rem;
}

.btn-mode {
    flex: 1;
    padding: 1.25rem 1rem;
    font-size: 1.1rem;
    font-weight: 600;
    border: 2px solid var(--border-color, #dee2e6);
    border-radius: 0.5rem;
    background: var(--bg-surface, #fff);
    cursor: pointer;
    text-align: center;
    transition: border-color 0.15s, background 0.15s;
}

.btn-mode:active {
    background: var(--bg-hover, #f0f0f0);
}

.voice-instructions {
    padding: 1rem 0;
}

.voice-instructions-content {
    background: var(--bg-surface, #f8f9fa);
    border-radius: 0.5rem;
    padding: 1rem 1.25rem;
    margin-bottom: 1rem;
}

.voice-instructions-step {
    margin-bottom: 0.75rem;
    font-size: 1rem;
    line-height: 1.5;
}

.voice-instructions-step:last-child {
    margin-bottom: 0;
}

.voice-instructions-hint {
    font-size: 0.85rem;
    color: var(--text-muted, #6c757d);
    margin-bottom: 0.75rem;
}

.btn-attach-audio {
    width: 100%;
    padding: 1rem;
    font-size: 1.1rem;
}

@media (max-width: 768px) {
    .mobile-mode-chooser {
        display: block;
    }

    /* On mobile, hide textarea by default (shown after "Write" tap) */
    .upload-area-wrap {
        display: none;
    }

    /* Shown when JS adds this class after "Write" is tapped */
    .upload-area-wrap.mobile-write-active {
        display: block;
    }

    .mobile-back-to-chooser {
        display: block;
        margin-top: 0.5rem;
    }
}

@media (max-width: 480px) {
    .desktop-file-input {
        /* Hide the file input on mobile; the button triggers it instead */
        position: absolute;
        width: 1px;
        height: 1px;
        overflow: hidden;
        clip: rect(0, 0, 0, 0);
    }

    .mobile-record-btn {
        display: block;
    }
}

/* ── Utilities ───────────────────────────────────────────────── */
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.d-flex              { display: flex; }
.gap-2               { gap: 0.5rem; }
.align-items-center  { align-items: center; }
.justify-content-between { justify-content: space-between; }
.w-100               { width: 100%; }