/* ui/css/components.css
   Buttons, cards, badges, forms, alerts, dividers, scroll animations, misc utilities.
   Loaded: every page. Registered in core/assets.php. */

/* ═══════════════════════════════════════════════════════════════════════════════
   BUTTONS
═══════════════════════════════════════════════════════════════════════════════ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 20px;
    min-height: 42px;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    font-size: 0.9rem;
    font-weight: 600;
    line-height: 1.2;
    transition: background var(--t-fast), border-color var(--t-fast), color var(--t-fast), box-shadow var(--t-fast), transform var(--t-fast);
    white-space: nowrap;
    cursor: pointer;
    position: relative;
    letter-spacing: -0.005em;
    text-decoration: none;
}
.btn .tz-icon { flex-shrink: 0; }
.btn .tz-icon-trail { transition: transform var(--t-fast); }
.btn:hover .tz-icon-trail { transform: translateX(2px); }
.btn:active { transform: translateY(1px); }

.btn-primary {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.18), 0 1px 2px rgba(0,0,0,0.4), 0 6px 18px rgba(249,115,22,0.18);
}
.btn-primary:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.18), 0 1px 2px rgba(0,0,0,0.4), 0 10px 26px rgba(249,115,22,0.26);
}

.btn-secondary {
    background: rgba(255,255,255,0.04);
    color: var(--text-primary);
    border-color: var(--border-hover);
}
.btn-secondary:hover { background: rgba(255,255,255,0.08); border-color: var(--border-strong); }

.btn-blue {
    background: var(--blue);
    color: white;
}
.btn-blue:hover { background: var(--blue-hover); }

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

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
}
.btn-ghost:hover { color: var(--text-primary); background: var(--bg-hover); }
.btn-link { background: none; border: 0; padding: 0; min-height: 0; color: var(--text-accent); font-weight: 600; }
.btn-link:hover { color: var(--accent-soft); }

.btn.is-disabled,
.btn[aria-disabled="true"] {
    opacity: 0.55;
    cursor: not-allowed;
    pointer-events: none;
    box-shadow: none;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 3px solid rgba(249,115,22,0.55);
    outline-offset: 3px;
}

.btn-danger { background: var(--red); color: white; }
.btn-success { background: var(--green); color: white; }

.btn-sm { padding: 7px 14px; min-height: 34px; font-size: 0.825rem; }
.btn-lg { padding: 13px 24px; min-height: 48px; font-size: 0.975rem; border-radius: 10px; }
.btn-xl { padding: 15px 28px; min-height: 52px; font-size: 1rem; border-radius: 10px; }
.btn-block { width: 100%; }

.btn-icon { width: 40px; height: 40px; padding: 0; border-radius: var(--radius-sm); }
.btn-icon-sm { width: 32px; height: 32px; padding: 0; border-radius: 6px; }

/* ═══════════════════════════════════════════════════════════════════════════════
   CARDS
═══════════════════════════════════════════════════════════════════════════════ */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--gap-md);
    transition: border-color var(--t-normal), transform var(--t-normal), box-shadow var(--t-normal);
}

.card:hover { border-color: var(--border-hover); }

.card-glow:hover {
    border-color: var(--border-accent);
    box-shadow: var(--shadow-accent);
}

/* ═══════════════════════════════════════════════════════════════════════════════
   BADGES
═══════════════════════════════════════════════════════════════════════════════ */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 3px 9px;
    border-radius: var(--radius-full);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    line-height: 1.5;
    white-space: nowrap;
    border: 1px solid var(--border);
    color: var(--text-secondary);
    background: rgba(255,255,255,0.03);
}
.badge .tz-icon { width: 12px; height: 12px; }
/* Status dot: <span class="badge badge-live"><span class="badge-dot"></span>Live</span> */
.badge-dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; flex-shrink: 0; }
.badge-live .badge-dot { box-shadow: 0 0 0 3px rgba(34,197,94,0.18); animation: pulse 2s ease-in-out infinite; }

.badge-free,
.badge-freemium { background: rgba(156,163,175,0.1); color: #c4c7d4; border-color: rgba(156,163,175,0.25); }
.badge-basic    { background: var(--blue-light); color: var(--tier-basic); border-color: rgba(96,165,250,0.3); }
.badge-pro      { background: var(--accent-light); color: var(--text-accent); border-color: var(--border-accent); }
.badge-advanced,
.badge-advance  { background: var(--purple-light); color: var(--tier-advanced); border-color: rgba(167,139,250,0.3); }
.badge-live     { background: var(--green-light); color: #4ade80; border-color: rgba(34,197,94,0.3); }
.badge-soon,
.badge-coming-soon { background: rgba(234,179,8,0.10); color: #facc15; border-color: rgba(234,179,8,0.28); }
.badge-new      { background: var(--accent-light); color: var(--text-accent); border-color: var(--border-accent); }
.badge-neutral  { background: rgba(255,255,255,0.04); color: var(--text-secondary); border-color: var(--border); }
a.badge:hover   { filter: brightness(1.15); }

/* ═══════════════════════════════════════════════════════════════════════════════
   ICONS
═══════════════════════════════════════════════════════════════════════════════ */
.tz-icon { display: inline-block; vertical-align: middle; flex-shrink: 0; }

/* Square tinted tile holding an icon (feature cards, tool cards, contact options). */
.icon-tile {
    width: 44px;
    height: 44px;
    border-radius: 11px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--text-accent);
    background: var(--accent-light);
    border: 1px solid rgba(249,115,22,0.18);
}
.icon-tile--sm { width: 36px; height: 36px; border-radius: 9px; }
.icon-tile--lg { width: 56px; height: 56px; border-radius: 14px; }
.icon-tile--green  { color: #4ade80; background: var(--green-light); border-color: rgba(34,197,94,0.2); }
.icon-tile--blue   { color: #7aa7ff; background: var(--blue-light); border-color: rgba(59,130,246,0.22); }
.icon-tile--purple { color: #b69cff; background: var(--purple-light); border-color: rgba(139,92,246,0.22); }
.icon-tile--neutral{ color: var(--text-primary); background: rgba(255,255,255,0.04); border-color: var(--border); }

/* ═══════════════════════════════════════════════════════════════════════════════
   CALLOUTS
═══════════════════════════════════════════════════════════════════════════════ */
.callout {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    padding: 14px 16px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    background: var(--bg-surface);
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--text-secondary);
}
.callout > .tz-icon { margin-top: 2px; color: var(--text-muted); }
.callout strong { color: var(--text-primary); }
.callout--accent { border-color: rgba(249,115,22,0.28); background: rgba(249,115,22,0.06); }
.callout--accent > .tz-icon { color: var(--text-accent); }
.callout--success { border-color: rgba(34,197,94,0.25); background: rgba(34,197,94,0.06); }
.callout--success > .tz-icon { color: #4ade80; }
.callout--error { border-color: rgba(239,68,68,0.28); background: rgba(239,68,68,0.07); color: #fca5a5; }
.callout--error > .tz-icon { color: #f87171; }

/* Check list: <ul class="check-list"><li>...</li></ul> */
.check-list { display: flex; flex-direction: column; gap: 8px; }
.check-list li { position: relative; padding-left: 24px; font-size: 0.875rem; color: var(--text-secondary); line-height: 1.55; }
.check-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.2em;
    width: 15px;
    height: 15px;
    background: #4ade80;
    -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") center / contain no-repeat;
            mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") center / contain no-repeat;
}

/* ═══════════════════════════════════════════════════════════════════════════════
   FORMS / INPUTS
═══════════════════════════════════════════════════════════════════════════════ */
.tz-input {
    width: 100%;
    min-width: 0;
    background: var(--bg-input);
    border: 1px solid var(--border-hover);
    border-radius: var(--radius-sm);
    padding: 11px 14px;
    font-size: 0.925rem;
    color: var(--text-primary);
    outline: none;
    transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
textarea.tz-input { resize: vertical; min-height: 140px; line-height: 1.6; }
select.tz-input {
    appearance: none;
    -webkit-appearance: none;
    padding-right: 40px;
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%239999b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    background-size: 16px;
}
select.tz-input option { background: #12121f; color: var(--text-primary); }

.tz-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(249,115,22,0.15); }
.tz-input::placeholder { color: var(--text-muted); }

.tz-label {
    display: block;
    font-size: 0.825rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 7px;
}
.tz-label small { font-weight: 400; color: var(--text-muted); font-size: 0.78rem; }

.tz-form-group { margin-bottom: 16px; }

/* ═══════════════════════════════════════════════════════════════════════════════
   ALERTS / NOTIFICATIONS
═══════════════════════════════════════════════════════════════════════════════ */
.alert {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 18px;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    line-height: 1.5;
}

.alert-info    { background: var(--blue-light); border: 1px solid var(--border-blue); color: var(--blue); }
.alert-success { background: var(--green-light); border: 1px solid rgba(34,197,94,0.3); color: var(--green); }
.alert-warning { background: rgba(234,179,8,0.1); border: 1px solid rgba(234,179,8,0.3); color: var(--yellow); }
.alert-error   { background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.3); color: var(--red); }

/* ═══════════════════════════════════════════════════════════════════════════════
   DIVIDERS
═══════════════════════════════════════════════════════════════════════════════ */
.tz-divider {
    height: 1px;
    background: var(--border);
    margin: var(--gap-lg) 0;
}

.tz-divider-accent {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-accent), transparent);
    margin: var(--gap-lg) 0;
}

/* ═══════════════════════════════════════════════════════════════════════════════
   SCROLL ANIMATIONS
═══════════════════════════════════════════════════════════════════════════════ */
.fade-up {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-up:nth-child(2) { transition-delay: 0.1s; }
.fade-up:nth-child(3) { transition-delay: 0.2s; }
.fade-up:nth-child(4) { transition-delay: 0.3s; }

/* ═══════════════════════════════════════════════════════════════════════════════
   MISC UTILITIES
═══════════════════════════════════════════════════════════════════════════════ */
.highlight { color: var(--accent); }
.highlight-blue { color: var(--blue); }
.text-muted { color: var(--text-muted); }
.text-sm { font-size: 0.85rem; }
.text-xs { font-size: 0.75rem; }
.font-bold { font-weight: 700; }
.font-mono { font-family: 'Courier New', monospace; }
.mt-sm { margin-top: var(--gap-sm); }
.mt-md { margin-top: var(--gap-md); }
.mt-lg { margin-top: var(--gap-lg); }
.mb-sm { margin-bottom: var(--gap-sm); }
.mb-md { margin-bottom: var(--gap-md); }
.hidden { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }