/* CSS Variables — warm ADHS-friendly palette */
:root {
    --bg: #faf7f5;
    --bg-card: #ffffff;
    --bg-card-hover: #f5f1ee;
    --text-primary: #2c2420;
    --text-secondary: #7a6a62;
    --text-muted: #b0a09a;
    --accent-warm: #c97d4e;
    --accent-soft: #e8c4a0;
    --accent-green: #6a9e7a;
    --accent-amber: #d4a843;
    --accent-panic: #c97d4e;
    --border: #e8e0da;
    --border-card: #ede6e0;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 2px 8px rgba(44, 36, 32, 0.06);
    --shadow-card: 0 4px 16px rgba(44, 36, 32, 0.08);
    --font-serif: 'Instrument Serif', Georgia, serif;
    --font-mono: 'JetBrains Mono', 'Courier New', monospace;
}

/* Reset + Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: var(--font-mono);
    background: var(--bg);
    color: var(--text-primary);
    font-size: 15px;
    line-height: 1.6;
    min-height: 100vh;
}

/* App Shell */
.app-shell {
    max-width: 780px;
    margin: 0 auto;
    padding: 0 1.5rem 4rem;
}

/* Header */
.app-header {
    padding: 2rem 0 1rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 1.5rem;
}
.header-inner { display: flex; align-items: baseline; gap: 1rem; }
.logo {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    color: var(--text-primary);
    font-style: italic;
}
.header-sub {
    font-size: 0.8rem;
    color: var(--text-muted);
    letter-spacing: 0.04em;
}

/* Buddy Area */
.buddy-area {
    margin-bottom: 1.5rem;
}
.buddy-message {
    background: linear-gradient(135deg, #fff8f0, #fef3e8);
    border: 1px solid var(--accent-soft);
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}
.buddy-warning {
    background: #fff8ec;
    border: 1px solid var(--accent-amber);
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
    font-size: 0.85rem;
    color: #8a6010;
    margin-top: 0.75rem;
}

/* Sections */
.section {
    margin-bottom: 2.5rem;
}
.section-title {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: normal;
    color: var(--text-primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.wip-badge {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    background: var(--border);
    color: var(--text-secondary);
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
}

/* Subject Cards */
.subjects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
    margin-bottom: 1rem;
}
.subject-card {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius);
    padding: 1.25rem;
    box-shadow: var(--shadow);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    transition: box-shadow 0.15s;
}
.subject-card:hover { box-shadow: var(--shadow-card); }
.subject-card-header { display: flex; flex-direction: column; gap: 0.25rem; }
.subject-name { font-weight: 500; font-size: 1rem; }
.subject-semester { font-size: 0.75rem; color: var(--text-muted); }

/* Micro-Step Card — THE key UI element */
.micro-step-card {
    background: var(--bg-card);
    border: 1.5px solid var(--accent-soft);
    border-radius: var(--radius);
    padding: 1.75rem;
    box-shadow: var(--shadow-card);
    position: relative;
    max-width: 520px;
}
.step-fresh-tag {
    display: inline-block;
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent-warm);
    background: #fff4eb;
    border: 1px solid var(--accent-soft);
    border-radius: 999px;
    padding: 0.2rem 0.75rem;
    margin-bottom: 0.75rem;
}
.step-title {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-weight: normal;
    font-style: italic;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    line-height: 1.3;
}
.step-context {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.6;
}
.step-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.25rem;
    font-size: 0.78rem;
    color: var(--text-muted);
}
.step-duration::before { content: "⏱ "; }
.step-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }

/* Deadline Items */
.deadlines-list { display: flex; flex-direction: column; gap: 0.5rem; margin-bottom: 1rem; }
.deadline-item {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-sm);
    padding: 0.875rem 1.1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}
.deadline-panic {
    border-color: var(--accent-panic);
    background: #fff9f5;
}
.deadline-main { display: flex; flex-direction: column; gap: 0.15rem; }
.deadline-title { font-size: 0.9rem; font-weight: 500; }
.deadline-subject { font-size: 0.75rem; color: var(--text-muted); }
.deadline-date { font-size: 0.8rem; color: var(--text-secondary); }
.badge-panic {
    font-size: 0.75rem;
    background: var(--accent-panic);
    color: white;
    padding: 0.2rem 0.6rem;
    border-radius: 999px;
}
.empty-hint { font-size: 0.85rem; color: var(--text-muted); font-style: italic; }

/* Forms */
.inline-form {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    align-items: flex-start;
    margin-top: 1rem;
    padding: 1rem;
    background: var(--bg-card);
    border: 1px dashed var(--border);
    border-radius: var(--radius-sm);
}
.deadline-form { flex-direction: column; }
.input-field {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    padding: 0.55rem 0.85rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg);
    color: var(--text-primary);
    outline: none;
    transition: border-color 0.15s;
    flex: 1;
    min-width: 160px;
}
.input-field:focus { border-color: var(--accent-warm); }
.input-small { max-width: 140px; flex: none; }
.input-textarea { min-height: 60px; resize: vertical; width: 100%; }

/* Buttons */
.btn {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    padding: 0.55rem 1.1rem;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: opacity 0.15s, background 0.15s;
    white-space: nowrap;
}
.btn:hover { opacity: 0.85; }
.btn-primary {
    background: var(--accent-warm);
    color: white;
}
.btn-secondary {
    background: var(--accent-green);
    color: white;
}
.btn-ghost {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-secondary);
}
.btn-small { font-size: 0.78rem; padding: 0.35rem 0.75rem; }

/* ── Deadline mini progress bar ─────────────────────────────────────────── */
.deadline-title-row { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }
.badge-endspurt {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    background: var(--accent-amber);
    color: #5a3a00;
    padding: 0.15rem 0.55rem;
    border-radius: 999px;
}
.deadline-date--panic { color: var(--accent-amber); font-weight: 600; }
.deadline-mini-progress {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.35rem;
}
.mini-progress-track {
    flex: 1;
    height: 4px;
    background: var(--border);
    border-radius: 999px;
    overflow: hidden;
    min-width: 60px;
}
.mini-progress-fill {
    height: 100%;
    background: var(--accent-green);
    border-radius: 999px;
    transition: width 0.3s ease;
}
.mini-progress-fill--panic { background: var(--accent-amber); }
.mini-progress-label { font-size: 0.72rem; color: var(--text-muted); white-space: nowrap; }

/* ── Elastic Plan ────────────────────────────────────────────────────────── */
.elastic-plan {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: var(--shadow-card);
    margin-bottom: 1.5rem;
}
.elastic-plan--panic {
    border-color: var(--accent-amber);
    background: linear-gradient(135deg, #fffcf0, #fff8e0);
}
.plan-header { margin-bottom: 1.25rem; }
.plan-title-row {
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-bottom: 0.5rem;
}
.plan-title {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-weight: normal;
    font-style: italic;
}
.plan-subject { font-size: 0.8rem; color: var(--text-muted); }
.plan-time-bar { margin-bottom: 0.75rem; }
.time-badge {
    display: inline-block;
    font-size: 0.78rem;
    background: var(--border);
    color: var(--text-secondary);
    padding: 0.2rem 0.65rem;
    border-radius: 999px;
}
.time-badge--panic {
    background: var(--accent-amber);
    color: #5a3a00;
    font-weight: 600;
}
.time-badge--soon { background: #f0f7ee; color: var(--accent-green); }
.plan-buddy {
    font-size: 0.875rem;
    color: var(--text-secondary);
    padding: 0.75rem 1rem;
    background: #faf7f5;
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--accent-soft);
}
.plan-buddy--panic { border-left-color: var(--accent-amber); background: #fffbf0; }

/* Progress bar */
.plan-progress {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}
.progress-track {
    flex: 1;
    height: 6px;
    background: var(--border);
    border-radius: 999px;
    overflow: hidden;
}
.progress-fill {
    height: 100%;
    background: var(--accent-green);
    border-radius: 999px;
    transition: width 0.4s ease;
}
.progress-label { font-size: 0.78rem; color: var(--text-muted); white-space: nowrap; }

/* Timeline */
.plan-timeline { display: flex; flex-direction: column; gap: 0; margin-bottom: 1.5rem; }
.timeline-step {
    display: flex;
    gap: 1rem;
    position: relative;
    padding-bottom: 1.25rem;
}
.timeline-step:last-child { padding-bottom: 0; }
.timeline-step::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 16px;
    bottom: 0;
    width: 2px;
    background: var(--border);
}
.timeline-step:last-child::before { display: none; }
.timeline-dot {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 2px;
    position: relative;
    z-index: 1;
}
.timeline-dot--done {
    background: var(--accent-green);
    opacity: 0.5;
}
.timeline-dot--active {
    background: var(--accent-warm);
    box-shadow: 0 0 0 3px rgba(201,125,78,0.15);
}
.timeline-dot--panic {
    background: var(--accent-amber);
    box-shadow: 0 0 0 3px rgba(212,168,67,0.2);
}
.timeline-content { flex: 1; }
.timeline-content--done { opacity: 0.5; }
.timeline-title {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 0.2rem;
}
.timeline-context {
    display: block;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
    line-height: 1.5;
}
.timeline-duration { font-size: 0.72rem; color: var(--text-muted); }

/* Plan actions */
.plan-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }

/* Buddy skip message */
.buddy-skip-msg {
    font-size: 0.82rem;
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: 0.75rem;
    padding: 0.5rem 0.75rem;
    background: #faf7f5;
    border-radius: var(--radius-sm);
    border-left: 2px solid var(--accent-soft);
}