* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: "Vazirmatn", Tahoma, sans-serif;
    background: #faf6f0;
    color: #2b2b2b;
    line-height: 1.7;
}

.muted { color: #8a8378; }
.small { font-size: 0.85em; }

/* --- Login --- */
.login-body {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(160deg, #c0392b 0%, #6f1d1b 100%);
}
.login-box {
    background: #fff;
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.25);
    width: 320px;
    text-align: center;
}
.login-box h1 { margin: 0 0 0.3rem; }
.login-box form { display: flex; flex-direction: column; gap: 0.8rem; margin-top: 1.2rem; }
.login-box input {
    padding: 0.75rem 1rem;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    text-align: center;
}
.alert-error {
    background: #fdecea;
    color: #c0392b;
    padding: 0.6rem;
    border-radius: 8px;
    font-size: 0.9rem;
}

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 0.6rem 1.2rem;
    border-radius: 10px;
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
    font-family: inherit;
    text-decoration: none;
    transition: opacity 0.15s;
}
.btn:hover { opacity: 0.85; }
.btn-primary { background: #c0392b; color: #fff; }
.btn-ghost { background: transparent; color: #8a8378; border: 1px solid #ddd; }
.btn-small { background: #eee; color: #333; padding: 0.35rem 0.8rem; font-size: 0.85rem; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* --- Layout --- */
.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: #fff;
    border-bottom: 1px solid #eee;
}
.topbar h1 { font-size: 1.2rem; margin: 0; }
.topbar-actions { display: flex; align-items: center; gap: 1rem; }

.container { max-width: 900px; margin: 0 auto; padding: 1.5rem 1rem 4rem; }

.archive-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    align-items: center;
    margin-bottom: 1.2rem;
}
.chip {
    background: #fff;
    border: 1px solid #eee;
    padding: 0.3rem 0.7rem;
    border-radius: 20px;
    font-size: 0.8rem;
    color: #555;
    text-decoration: none;
}
.chip-active { background: #c0392b; color: #fff; border-color: #c0392b; }

.actions-bar {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.progress-log {
    background: #1e1e1e;
    color: #b5f5c5;
    padding: 1rem;
    border-radius: 10px;
    max-height: 260px;
    overflow-y: auto;
    font-size: 0.85rem;
    white-space: pre-wrap;
    direction: ltr;
    text-align: left;
    margin-bottom: 1.5rem;
}

.empty-state {
    background: #fff;
    border: 1px dashed #ddd;
    border-radius: 12px;
    padding: 2.5rem;
    text-align: center;
}

.result h2 { margin-bottom: 0.2rem; }

.beats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}
.beat-card {
    background: #fff;
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 4px 14px rgba(0,0,0,0.06);
}
.beat-label {
    padding: 0.5rem 0.8rem;
    background: #f3ece3;
    font-size: 0.78rem;
    font-weight: bold;
    color: #6f1d1b;
}
.beat-image {
    width: 100%;
    aspect-ratio: 9 / 16;
    object-fit: cover;
    display: block;
    background: #eee;
}
.beat-text {
    padding: 0.7rem 0.9rem;
    font-size: 0.9rem;
    margin: 0;
}

.caption-box {
    background: #fff;
    border-radius: 14px;
    padding: 1.2rem 1.5rem;
    box-shadow: 0 4px 14px rgba(0,0,0,0.06);
}
.caption-box-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.caption-box-header h3 { margin: 0; }
.hashtags {
    color: #2a6f97;
    font-size: 0.88rem;
    direction: rtl;
}