/* ── SITNS Music Shared Styles ── */

:root {
    --black: #0b0b0f;
    --white: #f5f5f0;
    --accent: #ff5722;
    --accent-hover: #ff6d3d;
    --accent-glow: rgba(255, 87, 34, 0.12);
    --accent-glow-strong: rgba(255, 87, 34, 0.22);
    --dim: #9a9a8e;
    --muted: #6a6a60;
    --card-bg: #141418;
    --card-bg-hover: #1a1a1f;
    --border: #252529;
    --border-hover: #3a3a3f;
    --surface: #111115;
    --success: #22c55e;
    --error: #ef4444;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--black);
    color: var(--white);
    overflow-x: hidden;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5 { font-family: 'Space Grotesk', sans-serif; }
a { text-decoration: none; color: inherit; }

/* ── CONTAINER ── */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ── NAV ── */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
    padding: 0 2rem;
    height: 72px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(11, 11, 15, 0.88);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--border);
}
.nav-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}
.logo {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.02em;
}
.logo span { color: var(--accent); }
.nav-badge {
    font-size: 0.65rem;
    color: var(--accent);
    background: var(--accent-glow);
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}
.nav-links a {
    font-size: 0.88rem;
    color: var(--dim);
    transition: color 0.2s;
    font-weight: 500;
}
.nav-links a:hover { color: var(--white); }
.nav-cta {
    background: var(--accent) !important;
    color: var(--black) !important;
    padding: 0.5rem 1.2rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.85rem !important;
    transition: background 0.2s, transform 0.15s !important;
}
.nav-cta:hover {
    background: var(--accent-hover) !important;
    transform: translateY(-1px);
}

/* ── BUTTONS ── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.85rem 1.8rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.2s;
    cursor: pointer;
    border: none;
    font-family: 'DM Sans', sans-serif;
}
.btn-primary {
    background: var(--accent);
    color: var(--black);
}
.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(255, 87, 34, 0.25);
}
.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 1px solid var(--border);
}
.btn-secondary:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
}
.btn-lg {
    padding: 1rem 2.2rem;
    font-size: 1.05rem;
    border-radius: 12px;
}

/* ── PAGE HEADER ── */
.page-header {
    padding: 8rem 0 3rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.page-header::before {
    content: '';
    position: absolute;
    top: -30%;
    left: 50%;
    transform: translateX(-50%);
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 65%);
    pointer-events: none;
}
.page-header .section-label {
    font-size: 0.72rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.75rem;
    font-weight: 600;
}
.page-header h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.12;
    max-width: 700px;
    margin: 0 auto 1rem;
    position: relative;
}
.page-header h1 em {
    font-style: normal;
    color: var(--accent);
}
.page-header p {
    color: var(--dim);
    font-size: 1.05rem;
    max-width: 550px;
    margin: 0 auto;
    line-height: 1.65;
    position: relative;
}

/* ── FORMS ── */
.form-section {
    padding: 0 0 5rem;
}
.form-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 2.5rem;
    max-width: 720px;
    margin: 0 auto;
}
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}
.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}
.form-group.full-width {
    grid-column: 1 / -1;
}
.form-group label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--dim);
    letter-spacing: 0.02em;
}
.form-group label .required {
    color: var(--accent);
}
.form-group input,
.form-group select,
.form-group textarea {
    background: var(--black);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 0.75rem 1rem;
    color: var(--white);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.92rem;
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}
.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--muted);
}
.form-group textarea {
    min-height: 100px;
    resize: vertical;
}
.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='%239a9a8e'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

/* ── CHECKBOX GROUP ── */
.checkbox-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.6rem;
}
.checkbox-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.6rem 0.8rem;
    background: var(--black);
    border: 1px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s;
}
.checkbox-item:hover {
    border-color: var(--border-hover);
}
.checkbox-item.selected {
    border-color: var(--accent);
    background: var(--accent-glow);
}
.checkbox-item input[type="checkbox"] {
    display: none;
}
.checkbox-check {
    width: 18px;
    height: 18px;
    min-width: 18px;
    border: 2px solid var(--border);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}
.checkbox-item.selected .checkbox-check {
    background: var(--accent);
    border-color: var(--accent);
}
.checkbox-check svg {
    width: 12px;
    height: 12px;
    fill: var(--black);
    opacity: 0;
}
.checkbox-item.selected .checkbox-check svg {
    opacity: 1;
}
.checkbox-label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--white);
}

/* ── ALERTS ── */
.alert {
    padding: 1rem 1.25rem;
    border-radius: 10px;
    font-size: 0.88rem;
    margin-bottom: 1.25rem;
    display: none;
}
.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.25);
    color: #fca5a5;
}
.alert-success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.25);
    color: #86efac;
}
.alert.visible {
    display: block;
}

/* ── PROVIDER CARDS (DIRECTORY) ── */
.providers-section {
    padding: 0 0 5rem;
}
.filters-bar {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}
.filters-bar select {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 0.65rem 2.5rem 0.65rem 1rem;
    color: var(--white);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.88rem;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='%239a9a8e'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    transition: border-color 0.2s;
    outline: none;
    min-width: 180px;
}
.filters-bar select:focus {
    border-color: var(--accent);
}
.providers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 1.25rem;
}
.provider-card-item {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 1.75rem;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}
.provider-card-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent);
    opacity: 0;
    transition: opacity 0.3s;
}
.provider-card-item:hover {
    border-color: var(--border-hover);
    background: var(--card-bg-hover);
    transform: translateY(-3px);
}
.provider-card-item:hover::before { opacity: 1; }

.provider-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 0.75rem;
}
.provider-card-name {
    font-size: 1.15rem;
    font-weight: 600;
    letter-spacing: -0.01em;
}
.provider-card-biz {
    font-size: 0.82rem;
    color: var(--dim);
    margin-top: 0.15rem;
}
.provider-card-exp {
    font-size: 0.72rem;
    color: var(--accent);
    background: var(--accent-glow);
    padding: 0.25rem 0.65rem;
    border-radius: 20px;
    font-weight: 600;
    white-space: nowrap;
}
.provider-card-location {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.82rem;
    color: var(--dim);
    margin-bottom: 0.75rem;
}
.provider-card-location svg {
    width: 14px;
    height: 14px;
    fill: var(--muted);
}
.provider-card-bio {
    font-size: 0.88rem;
    color: var(--dim);
    line-height: 1.6;
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.provider-card-services {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}
.provider-card-tag {
    font-size: 0.7rem;
    color: var(--muted);
    background: rgba(255, 255, 255, 0.04);
    padding: 0.25rem 0.65rem;
    border-radius: 6px;
    border: 1px solid var(--border);
    font-weight: 500;
}

/* ── EMPTY STATE ── */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
}
.empty-state-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}
.empty-state h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}
.empty-state p {
    color: var(--dim);
    font-size: 0.95rem;
    max-width: 400px;
    margin: 0 auto 1.5rem;
    line-height: 1.6;
}

/* ── SUCCESS PAGE ── */
.success-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 3rem;
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}
.success-icon {
    width: 72px;
    height: 72px;
    background: rgba(34, 197, 94, 0.15);
    border: 2px solid rgba(34, 197, 94, 0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
}
.success-card h2 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
}
.success-card p {
    color: var(--dim);
    font-size: 0.95rem;
    line-height: 1.65;
    margin-bottom: 2rem;
}
.success-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ── LOADING SPINNER ── */
.spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}
@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ── FOOTER ── */
footer {
    border-top: 1px solid var(--border);
    padding: 2rem;
}
.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}
.footer-left {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}
footer .brand {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 1rem;
}
footer .brand span { color: var(--accent); }
.footer-tagline {
    font-size: 0.78rem;
    color: var(--dim);
    font-style: italic;
}
footer .meta {
    font-size: 0.75rem;
    color: var(--muted);
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
    nav { padding: 0 1.25rem; }
    .nav-links { display: none; }
    .container { padding: 0 1.25rem; }
    .page-header { padding: 7rem 1.25rem 2rem; }
    .form-card { padding: 1.5rem; }
    .form-grid { grid-template-columns: 1fr; }
    .checkbox-group { grid-template-columns: 1fr; }
    .filters-bar { flex-direction: column; }
    .filters-bar select { width: 100%; }
    .providers-grid { grid-template-columns: 1fr; }
    footer { padding: 1.5rem 1.25rem; }
    .footer-inner { flex-direction: column; text-align: center; }
    .footer-left { flex-direction: column; gap: 0.5rem; }
    .success-card { padding: 2rem 1.5rem; }
}