/* ===== WidgetVibes - Shared Styles ===== */

/* ---- Flash Prevention: Instant background on html ---- */
html {
    scroll-behavior: smooth;
    background-color: #F2F4F7;
}

html.dark {
    background-color: #0a0a0f;
}

body {
    background-color: #F2F4F7;
    color: #111111;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    transition: background-color 0.5s ease, color 0.5s ease;
}

::selection {
    background: rgba(0, 151, 167, 0.15);
}

/* Material Symbols */
.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}

/* ================================================================
   AURORA BACKGROUND — LIGHT MODE
   ================================================================ */
.aurora-container {
    position: fixed;
    inset: 0;
    z-index: -1;
    overflow: hidden;
    background: #F2F4F7;
    transition: background 0.6s ease;
}

.aurora-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.5;
    transition: all 0.8s ease;
}

.orb-magenta {
    width: 600px;
    height: 600px;
    background: #FFB3C6;
    top: -10%;
    left: -10%;
}

.orb-cyan {
    width: 500px;
    height: 500px;
    background: #B3FFF9;
    top: 50%;
    right: -5%;
    transform: translateY(-50%);
}

.orb-violet {
    width: 700px;
    height: 700px;
    background: #D8B3FF;
    bottom: -20%;
    left: 20%;
}

/* ================================================================
   GLASS / SURFACE STYLES — LIGHT MODE
   ================================================================ */
.refractive-border {
    border: 1px solid rgba(0, 0, 0, 0.08);
    transition: border-color 0.4s ease;
}

.glass-card {
    background: rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    transition: background 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

.glass-panel {
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    background: rgba(255, 255, 255, 0.3);
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: background 0.4s ease, border-color 0.4s ease;
}

/* Editorial Gradient Text */
.editorial-gradient-text {
    background: linear-gradient(145deg, #111111 0%, #444444 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: background 0.4s ease;
}

/* ================================================================
   3D PERSPECTIVE (Landing page)
   ================================================================ */
.tilted-perspective {
    perspective: 1200px;
}

.widget-tilt {
    transform: rotateX(15deg) rotateY(-25deg);
    mask-image: linear-gradient(to bottom, black 70%, transparent 100%);
    -webkit-mask-image: linear-gradient(to bottom, black 70%, transparent 100%);
}

/* ================================================================
   NAVIGATION — CONSISTENT ACROSS PAGES
   ================================================================ */
.site-nav {
    transition: background 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

.nav-brand {
    color: #111111;
    transition: color 0.4s ease;
}

.nav-link {
    font-weight: 500;
    letter-spacing: -0.025em;
    font-size: 0.875rem;
    color: #6b7280;
    transition: color 0.3s ease;
    text-decoration: none;
}

.nav-link:hover {
    color: #0097a7;
}

.nav-link.active {
    font-weight: 700;
    color: #0097a7;
}

.nav-toggle-btn {
    color: #111111;
    transition: color 0.4s ease, background 0.3s ease, border-color 0.4s ease;
}

/* ================================================================
   PAGE TRANSITIONS & ANIMATIONS
   ================================================================ */
.page-content {
    animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Landing page specific - full viewport */
.landing-body {
    overflow: hidden;
    height: 100vh;
    width: 100vw;
}

/* ================================================================
   LIGHT MODE DEFAULTS — Semantic element classes
   ================================================================ */

/* Hero */
.hero-subtitle {
    color: rgba(17, 17, 17, 0.65);
}

/* Buttons */
.btn-primary {
    background: #ffffff;
    color: #111111;
    border: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.08);
}

.btn-primary:hover {
    box-shadow: 0 14px 32px rgba(0, 0, 0, 0.12);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.4);
    color: #111111;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.6);
}

/* Widget cards */
.widget-card {
    background: rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
}

.widget-text-primary {
    color: #111111;
}

.widget-text-secondary {
    color: #6b7280;
}

.music-progress-track {
    background: rgba(0, 0, 0, 0.1);
}

.battery-ring {
    border-color: rgba(255, 42, 109, 0.2);
}

.widget-img-overlay {
    opacity: 0.1;
}

/* Apps page */
.apps-hero-title {
    color: #000000;
}

.apps-hero-subtitle {
    color: rgba(17, 17, 17, 0.65);
}

.app-card-title {
    color: #0f172a;
}

.app-card-desc {
    color: #475569;
}

.app-card-version {
    color: #94a3b8;
}

.app-card-btn {
    background: #ffffff;
    color: #111111;
    border: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.08);
}

.app-card-btn:hover {
    box-shadow: 0 14px 32px rgba(0, 0, 0, 0.12);
}

/* Policy page */
.policy-label {
    color: #0097a7;
}

.policy-body {
    color: rgba(17, 17, 17, 0.65);
}

.policy-section-title {
    color: #111111;
}

.security-note-title {
    color: #111111;
}

.security-note-body {
    color: rgba(17, 17, 17, 0.65);
}

.policy-contact-name {
    color: #111111;
}

.policy-contact-email {
    color: #666666;
}

.policy-send-btn {
    background: #111111;
    color: #ffffff;
}

.policy-send-btn:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

/* Footer */
.footer-link {
    color: #6b7280;
}

.footer-link:hover {
    color: #111111;
}

.footer-copy {
    color: #9ca3af;
}

/* ================================================================
   DARK MODE — UNIQUE AURORA DESIGN
   Deep space-like background with vibrant neon aurora orbs,
   inverted glass surfaces, and glowing accent edges.
   ================================================================ */

/* --- Dark: Base --- */
.dark body {
    background-color: #0a0a0f;
    color: #e4e4ef;
}

.dark ::selection {
    background: rgba(0, 210, 225, 0.25);
}

/* --- Dark: Aurora Background (Deep space with neon glow) --- */
.dark .aurora-container {
    background: #0a0a0f;
}

.dark .orb-magenta {
    background: #8b1a4a;
    opacity: 0.35;
    filter: blur(140px);
    width: 650px;
    height: 650px;
    top: -15%;
    left: -12%;
}

.dark .orb-cyan {
    background: #0e6b7a;
    opacity: 0.30;
    filter: blur(150px);
    width: 550px;
    height: 550px;
}

.dark .orb-violet {
    background: #4a1a8b;
    opacity: 0.30;
    filter: blur(160px);
    width: 750px;
    height: 750px;
    bottom: -25%;
}

/* --- Dark: Navigation --- */
.dark .site-nav {
    background: rgba(15, 15, 25, 0.6);
    border-color: rgba(255, 255, 255, 0.08);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4), 0 0 1px rgba(255, 255, 255, 0.05) inset;
}

.dark .nav-brand {
    color: #f0f0f8;
}

.dark .nav-link {
    color: #8888a0;
}

.dark .nav-link:hover {
    color: #00d8e7;
}

.dark .nav-link.active {
    color: #00d8e7;
}

.dark .nav-toggle-btn {
    color: #c8c8da;
    border-color: rgba(255, 255, 255, 0.1);
}

.dark .nav-toggle-btn:hover {
    background: rgba(255, 255, 255, 0.08);
}

/* --- Dark: Refractive Border --- */
.dark .refractive-border {
    border-color: rgba(255, 255, 255, 0.08);
}

/* --- Dark: Glass Card (App cards, widget cards) --- */
.dark .glass-card {
    background: rgba(20, 20, 35, 0.5);
    border-color: rgba(255, 255, 255, 0.06);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3), 0 0 1px rgba(255, 255, 255, 0.04) inset;
}

.dark .glass-card:hover {
    border-color: rgba(255, 255, 255, 0.12);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4), 0 0 1px rgba(255, 255, 255, 0.06) inset;
}

/* --- Dark: Glass Panel (Policy contact box, security note) --- */
.dark .glass-panel {
    background: rgba(20, 20, 35, 0.45);
    border-color: rgba(255, 255, 255, 0.06);
}

/* --- Dark: Editorial Gradient Text --- */
.dark .editorial-gradient-text {
    background: linear-gradient(145deg, #e4e4ef 0%, #a8a8c0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* --- Dark: Landing Page Hero Text & Buttons --- */
.dark .hero-subtitle {
    color: rgba(228, 228, 239, 0.65);
}

.dark .btn-primary {
    background: rgba(20, 20, 35, 0.7);
    color: #e4e4ef;
    border-color: rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.dark .btn-primary:hover {
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5);
}

.dark .btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: #c8c8da;
    border-color: rgba(255, 255, 255, 0.08);
}

.dark .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* --- Dark: 3D Widget Cards (Landing page) --- */
.dark .widget-card {
    background: rgba(20, 20, 35, 0.5);
    border-color: rgba(255, 255, 255, 0.06);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4), 0 0 1px rgba(255, 255, 255, 0.04) inset;
}

.dark .widget-text-primary {
    color: #e4e4ef;
}

.dark .widget-text-secondary {
    color: #8888a0;
}

.dark .widget-progress-bg {
    background: rgba(255, 255, 255, 0.08);
}

/* --- Dark: App Cards — Text & Icon overrides --- */
.dark .app-card-title {
    color: #e4e4ef;
}

.dark .app-card-desc {
    color: #8888a0;
}

.dark .app-card-version {
    color: #6a6a80;
}

.dark .app-card-btn {
    background: rgba(20, 20, 35, 0.7);
    color: #e4e4ef;
    border-color: rgba(255, 255, 255, 0.08);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.dark .app-card-btn:hover {
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5);
    border-color: rgba(255, 255, 255, 0.14);
}

.dark .app-icon-bg-secondary {
    background: rgba(0, 151, 167, 0.15);
}

.dark .app-icon-bg-tertiary {
    background: rgba(255, 42, 109, 0.12);
}

.dark .app-icon-bg-primary {
    background: rgba(120, 120, 160, 0.12);
}

.dark .app-icon-bg-cyan {
    background: rgba(0, 210, 225, 0.12);
}

.dark .app-icon-bg-pink {
    background: rgba(255, 100, 150, 0.12);
}

.dark .app-icon-bg-violet {
    background: rgba(140, 100, 220, 0.12);
}

/* --- Dark: Apps Page Header --- */
.dark .apps-hero-title {
    color: #f0f0f8;
}

.dark .apps-hero-subtitle {
    color: rgba(228, 228, 239, 0.6);
}

/* --- Dark: Policy Page --- */
.dark .policy-label {
    color: #00d8e7;
}

.dark .policy-heading {
    color: #e4e4ef;
}

.dark .policy-body {
    color: #9898b0;
}

.dark .policy-section-title {
    color: #e4e4ef;
}

.dark .policy-contact-name {
    color: #e4e4ef;
}

.dark .policy-contact-email {
    color: #8888a0;
}

.dark .policy-send-btn {
    background: #e4e4ef;
    color: #0a0a0f;
}

.dark .policy-send-btn:hover {
    background: #ffffff;
    box-shadow: 0 8px 24px rgba(228, 228, 239, 0.15);
}

.dark .security-note-title {
    color: #e4e4ef;
}

.dark .security-note-body {
    color: #8888a0;
}

/* --- Dark: Footer --- */
.dark .footer-link {
    color: #6a6a80;
}

.dark .footer-link:hover {
    color: #c8c8da;
}

.dark .footer-copy {
    color: #4a4a60;
}

/* --- Dark: Battery ring in widget --- */
.dark .battery-ring {
    border-color: rgba(255, 42, 109, 0.3);
}

/* --- Dark: Music progress bar --- */
.dark .music-progress-track {
    background: rgba(255, 255, 255, 0.08);
}

/* --- Dark: Image overlay in landing --- */
.dark .widget-img-overlay {
    opacity: 0.05;
    mix-blend-mode: screen;
    filter: grayscale(1) brightness(0.5);
}

/* ================================================================
   MOBILE NAVIGATION
   ================================================================ */

/* Hamburger button — visible on mobile only */
.nav-hamburger {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 9999px;
    color: #111111;
    background: transparent;
    border: none;
    cursor: pointer;
    transition: color 0.3s ease, background 0.3s ease;
}

.nav-hamburger:hover {
    background: rgba(0, 0, 0, 0.05);
}

.dark .nav-hamburger {
    color: #c8c8da;
}

.dark .nav-hamburger:hover {
    background: rgba(255, 255, 255, 0.08);
}

@media (min-width: 640px) {
    .nav-hamburger {
        display: none;
    }
}

/* Mobile Menu Overlay */
.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 45;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    background: rgba(242, 244, 247, 0.97);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s ease, visibility 0.35s ease;
}

.mobile-menu.open {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-link {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.04em;
    color: #6b7280;
    text-decoration: none;
    transition: color 0.3s ease, transform 0.3s ease;
}

.mobile-menu-link:hover,
.mobile-menu-link.active {
    color: #0097a7;
    transform: scale(1.05);
}

.mobile-menu-close {
    position: absolute;
    top: 1.75rem;
    right: 1.75rem;
    width: 3rem;
    height: 3rem;
    border-radius: 9999px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid rgba(0, 0, 0, 0.08);
    color: #111111;
    cursor: pointer;
    transition: background 0.3s ease, border-color 0.3s ease, color 0.3s ease;
}

.mobile-menu-close:hover {
    background: rgba(0, 0, 0, 0.05);
}

/* Dark: Mobile Menu */
.dark .mobile-menu {
    background: rgba(10, 10, 15, 0.97);
}

.dark .mobile-menu-link {
    color: #8888a0;
}

.dark .mobile-menu-link:hover,
.dark .mobile-menu-link.active {
    color: #00d8e7;
}

.dark .mobile-menu-close {
    color: #c8c8da;
    border-color: rgba(255, 255, 255, 0.1);
}

.dark .mobile-menu-close:hover {
    background: rgba(255, 255, 255, 0.08);
}

/* ================================================================
   MOBILE RESPONSIVE — LAYOUT ADJUSTMENTS
   ================================================================ */

/* Nav adjustments for small screens */
@media (max-width: 639px) {
    .site-nav {
        padding-left: 1.25rem;
        padding-right: 1.25rem;
        height: 3.5rem;
    }
}

/* Landing page mobile */
@media (max-width: 767px) {
    .landing-hero-grid {
        padding-left: 1.25rem;
        padding-right: 1.25rem;
    }

    .landing-footer {
        padding: 1.5rem 1rem;
    }

    .landing-footer .footer-links-row {
        gap: 1.5rem;
    }
}

/* Apps page mobile adjustments */
@media (max-width: 639px) {
    .apps-grid {
        gap: 1rem;
    }

    .apps-grid .glass-card {
        padding: 1.5rem;
    }
}

/* Policy page mobile adjustments */
@media (max-width: 639px) {
    .policy-contact-card {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .policy-contact-card .policy-send-btn {
        width: 100%;
    }
}