/*
 * Ready Sounds — Shared Stylesheet
 * Included on every page. Page-specific styles live in each file's <style> block.
 *
 * Contents
 * 1. CSS Variables
 * 2. Reset & Base
 * 3. Mobile Menu Toggle
 * 4. Mobile Slide Panel
 * 5. Profile Dropdown
 * 6. Auth Buttons (nav-level)
 * 7. Base Button Components
 * 8. Footer
 */

/* ── 1. CSS Variables ─────────────────────────────────────────────────────── */

:root {
    --color-bg:         #0a0a0a;
    --color-surface:    #1a1a1a;
    --color-surface-2:  #111111;
    --color-border:     rgba(255, 255, 255, 0.08);
    --color-border-dim: rgba(255, 255, 255, 0.05);
    --color-text:       #ffffff;
    --color-text-muted: #888888;
    --color-text-dim:   rgba(255, 255, 255, 0.6);
    --color-purple:     #9c27b0;
    --color-purple-dark:#4a148c;
    --color-purple-mid: #7b1fa2;
    --color-purple-bg:  rgba(156, 39, 176, 0.1);
    --color-purple-border: rgba(156, 39, 176, 0.3);
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --transition: 0.2s ease;
    --mobile-breakpoint: 768px;
}

/* ── 2. Reset & Base ─────────────────────────────────────────────────────── */

*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-sans);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
}

/* ── 3. Mobile Menu Toggle ───────────────────────────────────────────────── */

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.8);
    font-size: 24px;
    cursor: pointer;
    padding: 4px 8px;
    line-height: 1;
}

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

/* ── 4. Mobile Slide Panel ───────────────────────────────────────────────── */

.mobile-panel-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.65);
    z-index: 1998;
    display: none;
}
.mobile-panel-overlay.active { display: block; }

.mobile-panel {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100%;
    background: var(--color-surface-2);
    z-index: 1999;
    transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    padding: 24px 28px;
    overflow-y: auto;
}
.mobile-panel.open { right: 0; }

.mobile-panel-close {
    align-self: flex-end;
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.55);
    font-size: 28px;
    cursor: pointer;
    margin-bottom: 32px;
    line-height: 1;
}

.mobile-panel-nav a {
    display: block;
    color: var(--color-text);
    text-decoration: none;
    font-size: 28px;
    font-weight: 700;
    padding: 14px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}
.mobile-panel-nav a:hover,
.mobile-panel-nav a.active-page { color: var(--color-purple); }

.mobile-panel-cta {
    display: block;
    background: var(--color-purple);
    color: var(--color-text);
    text-align: center;
    padding: 16px;
    border-radius: 10px;
    font-weight: 700;
    font-size: 16px;
    text-decoration: none;
    margin-top: 32px;
}

.mobile-panel-auth {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 16px;
}

.mobile-auth-login {
    display: block;
    padding: 14px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 15px;
    text-align: center;
    text-decoration: none;
    background: rgba(255, 255, 255, 0.07);
    color: var(--color-text);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.mobile-auth-signup {
    display: block;
    padding: 14px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 15px;
    text-align: center;
    text-decoration: none;
    background: var(--color-purple);
    color: var(--color-text);
}

.mobile-panel-footer {
    margin-top: auto;
    padding-top: 40px;
}

/* ── 5. Profile Dropdown ─────────────────────────────────────────────────── */

.profile-container {
    position: relative;
    display: none; /* shown by auth.js when logged in */
}

.profile-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-purple), var(--color-purple-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text);
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s;
    border: 2px solid transparent;
}
.profile-icon:hover {
    border-color: var(--color-purple-border);
    transform: scale(1.05);
}

.profile-dropdown {
    position: absolute;
    top: 50px;
    right: 0;
    background: var(--color-surface);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    min-width: 240px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
    display: none;
    z-index: 1001;
    overflow: hidden;
}
.profile-dropdown.active { display: block; }

.profile-dropdown-header {
    padding: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.profile-dropdown-item {
    padding: 12px 16px;
    color: var(--color-text);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: all var(--transition);
    cursor: pointer;
    font-size: 15px;
}
.profile-dropdown-item:hover { background: var(--color-purple-bg); }

.profile-dropdown-item .icon {
    width: 20px;
    height: 20px;
    opacity: 0.7;
}

.profile-dropdown-divider {
    height: 1px;
    background: rgba(255, 255, 255, 0.1);
    margin: 8px 0;
}

/* ── 6. Nav-level Auth Buttons ───────────────────────────────────────────── */

.auth-buttons {
    display: flex;
    gap: 8px;
    align-items: center;
}

.auth-btn {
    padding: 8px 16px;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    transition: all var(--transition);
    border: 1px solid transparent;
}

.auth-btn-login {
    color: rgba(255, 255, 255, 0.7);
    background: transparent;
}
.auth-btn-login:hover {
    color: var(--color-purple);
    background: var(--color-purple-bg);
    border-color: var(--color-purple-border);
}

.auth-btn-signup {
    color: var(--color-text);
    background: var(--color-purple);
    border-color: var(--color-purple);
}
.auth-btn-signup:hover {
    background: var(--color-purple-mid);
    border-color: var(--color-purple-mid);
}

/* ── 7. Music Nav Dropdown ───────────────────────────────────────────────── */

.nav-music-dropdown {
    position: relative;
    display: inline-flex;
    align-items: center;
}

.nav-music-trigger {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    user-select: none;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: color 0.2s;
}
.nav-music-trigger::after {
    content: '▾';
    font-size: 0.85em;
    margin-left: 2px;
}
.nav-music-trigger:hover { color: var(--color-purple); }

.nav-music-menu {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    background: #1a1a1a;
    border: 1px solid var(--color-purple-border);
    border-radius: 8px;
    padding: 8px 0;
    min-width: 150px;
    display: none;
    flex-direction: column;
    z-index: 1001;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}
.nav-music-dropdown:hover .nav-music-menu { display: flex; }

.nav-music-menu a {
    display: block;
    padding: 10px 16px;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
    white-space: nowrap;
}
.nav-music-menu a:hover {
    background: var(--color-purple-bg);
    color: var(--color-purple);
}

/* ── 8. Base Button Components ───────────────────────────────────────────── */

.btn {
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all var(--transition);
    text-decoration: none;
    display: inline-block;
    font-family: var(--font-sans);
}

.btn-primary {
    background: var(--color-purple);
    color: var(--color-text);
}
.btn-primary:hover { background: var(--color-purple-mid); }

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: var(--color-text);
}
.btn-secondary:hover { background: rgba(255, 255, 255, 0.12); }

.btn-danger {
    background: rgba(198, 40, 40, 0.15);
    color: #ef5350;
    border: 1px solid rgba(198, 40, 40, 0.3);
}
.btn-danger:hover { background: rgba(198, 40, 40, 0.25); }

/* ── 8. Footer ───────────────────────────────────────────────────────────── */

footer {
    background: rgba(10, 10, 10, 0.95);
    border-top: 1px solid var(--color-border-dim);
    padding: 60px 40px 40px;
    margin-top: 100px;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    margin-bottom: 16px;
    color: var(--color-text);
}

.footer-section a {
    display: block;
    color: var(--color-text-muted);
    text-decoration: none;
    margin-bottom: 12px;
    transition: color 0.3s;
}
.footer-section a:hover { color: var(--color-text); }

.footer-bottom {
    text-align: center;
    color: #666;
    padding-top: 40px;
    border-top: 1px solid var(--color-border-dim);
}

/* ── Toast notifications ──────────────────────────────────────────────────── */
.toast {
    position: fixed;
    bottom: 100px;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: #1e1e1e;
    border: 1px solid rgba(156, 39, 176, 0.4);
    color: #fff;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 14px;
    z-index: 99999;
    opacity: 0;
    transition: opacity 0.2s ease, transform 0.2s ease;
    pointer-events: none;
    white-space: nowrap;
}
.toast.visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}