/* ============================================================
   VpsGona ZH — Pearl Glass Design System
   vpsgona.com
   ============================================================ */

:root {
    --text-main: #1d1d1f;
    --text-muted: #6e6e73;
    --text-secondary: #555558;
    --glass-bg: rgba(255, 255, 255, 0.45);
    --glass-border: rgba(255, 255, 255, 0.8);
    --glass-shadow: 0 20px 40px rgba(0, 0, 0, 0.04), inset 0 1px 0 rgba(255,255,255,1);
    --radius-large: 36px;
    --radius-pill: 9999px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================================
   Base Reset
   ============================================================ */
html, body {
    overscroll-behavior: none;
    overscroll-behavior-y: none;
}

body {
    background-color: #fdfcfb;
    color: var(--text-main);
    overflow-x: hidden;
    min-height: 100vh;
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Allow body::before for mesh gradient background (set per-page in <style> blocks) */
body::after { display: none !important; }

/* ============================================================
   Glass Panel
   ============================================================ */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: var(--radius-large);
    transition: transform 0.5s ease, box-shadow 0.5s ease;
}

.glass-panel:hover {
    transform: translateY(-5px);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.08), inset 0 1px 0 rgba(255,255,255,1);
}

/* Gradient text helper */
.gradient-text {
    background: linear-gradient(135deg, #5a8fc8 0%, #9068c8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================================
   Nav Bar — Pearl Glass (floating pill handled in component)
   ============================================================ */
.nav-bar {
    transition: none;
}

/* Nav links — base state; component's scoped <style> overrides per-nav */
.nav-bar .nav-link,
.nav-bar .nav-icon-btn {
    color: var(--text-muted);
    font-weight: 400;
    font-size: 14px;
    text-decoration: none;
    transition: var(--transition);
    border-radius: 6px;
}

.nav-bar .nav-link:hover,
.nav-bar .nav-icon-btn:hover {
    color: var(--text-main);
    background: rgba(0, 0, 0, 0.04);
    text-decoration: none;
}

.nav-bar .nav-logo-main {
    color: var(--text-main);
    font-weight: 400;
    letter-spacing: 0.5px;
}

/* Active nav link */
.nav-bar .nav-link.nav-active {
    color: var(--text-main) !important;
    font-weight: 500 !important;
    background: rgba(0, 0, 0, 0.04) !important;
}

/* Scrolled state */
.nav-bar.nav-scrolled .nav-link,
.nav-bar.nav-scrolled .nav-icon-btn { color: var(--text-muted); }
.nav-bar.nav-scrolled .nav-link:hover,
.nav-bar.nav-scrolled .nav-icon-btn:hover { color: var(--text-main); }
.nav-bar.nav-scrolled .nav-logo-main { color: var(--text-main); }
.nav-bar.nav-scrolled .nav-link.nav-active {
    color: var(--text-main) !important;
    background: rgba(0, 0, 0, 0.04) !important;
}

/* ============================================================
   Nav Dropdown Panels
   ============================================================ */
.nav-dropdown-panel {
    position: absolute;
    top: calc(100% + 8px);
    background: rgba(255, 255, 255, 0.65);
    backdrop-filter: blur(48px) saturate(180%);
    -webkit-backdrop-filter: blur(48px) saturate(180%);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.85);
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.1), inset 0 1px 0 rgba(255,255,255,1);
    z-index: 200;
    overflow: hidden;
    opacity: 0;
    transform: translateY(6px);
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.nav-dropdown-panel.nav-dd-open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.nav-dd-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-radius: 10px;
    margin: 0;
    font-size: 13px;
    font-weight: 400;
    color: var(--text-secondary);
    cursor: pointer;
    text-decoration: none;
    transition: background 0.15s ease, color 0.15s ease;
    border-bottom: none;
}

.nav-dd-item:hover {
    background: rgba(0, 0, 0, 0.04);
    color: var(--text-main);
}

.nav-dd-danger { color: #b03a2e !important; }
.nav-dd-danger:hover { background: rgba(176, 58, 46, 0.06) !important; }

.nav-dd-icon {
    width: 26px;
    height: 26px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    flex-shrink: 0;
}

.nav-dd-lang-item {
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 9px 14px;
    border-radius: 8px;
    margin: 0;
    font-size: 13px;
    font-weight: 400;
    color: var(--text-secondary);
    cursor: pointer;
    text-decoration: none;
    transition: background 0.15s ease, color 0.15s ease;
    border-bottom: none;
    white-space: nowrap;
}

.nav-dd-lang-item:hover {
    background: rgba(0, 0, 0, 0.04);
    color: var(--text-main);
}

/* ============================================================
   Mobile Menu
   ============================================================ */
#mobile-menu {
    transition: none;
}

/* ============================================================
   Mobile Nav Links
   ============================================================ */
.mobile-nav-link {
    display: block;
    padding: 11px 14px;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 400;
    color: var(--text-secondary);
    text-decoration: none;
    transition: background 0.15s ease, color 0.15s ease;
    border-bottom: none;
}

.mobile-nav-link:hover {
    background: rgba(0, 0, 0, 0.04);
    color: var(--text-main);
}

.mobile-lang-item {
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 400;
    color: var(--text-secondary);
    cursor: pointer;
    text-decoration: none;
    transition: background 0.15s ease, color 0.15s ease;
}

.mobile-lang-item:hover {
    background: rgba(0, 0, 0, 0.04);
    color: var(--text-main);
}

/* ============================================================
   Page Routing
   ============================================================ */
.hidden-page { display: none; }

.active-page {
    display: block;
    animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   Custom Scrollbar
   ============================================================ */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.12); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(0,0,0,0.2); }

/* ============================================================
   Float Animations
   ============================================================ */
.floating-device,
.float-slow {
    animation: floatSlow 6s ease-in-out infinite;
}

.float-fast {
    animation: floatFast 4s ease-in-out infinite;
}

.float-delayed {
    animation: floatSlow 7s ease-in-out infinite;
    animation-delay: 1.5s;
}

@keyframes floatSlow {
    0%   { transform: translateY(0px); }
    50%  { transform: translateY(-12px); }
    100% { transform: translateY(0px); }
}

@keyframes floatFast {
    0%   { transform: translateY(0px); }
    50%  { transform: translateY(-8px); }
    100% { transform: translateY(0px); }
}

/* ============================================================
   Scrollable Container
   ============================================================ */
.hide-scrollbar::-webkit-scrollbar { display: none; }
.hide-scrollbar {
    scrollbar-width: none;
    -ms-overflow-style: none;
}

/* ============================================================
   Carousel / Workflow Dots
   ============================================================ */
.carousel-dot.active,
.workflow-dot.active {
    background-color: var(--text-main) !important;
    transform: scale(1.3);
}

/* ============================================================
   Pricing page helpers
   ============================================================ */
.pricing-hero-bg {
    background: var(--glass-bg);
    border-bottom: 1px solid var(--glass-border);
}

/* ============================================================
   Tag Styles
   ============================================================ */
.tag-supply {
    display: inline-block;
    padding: 3px 12px;
    background: rgba(30, 122, 80, 0.08);
    border: 1px solid rgba(30, 122, 80, 0.2);
    border-radius: var(--radius-pill);
    font-size: 12px;
    font-weight: 500;
    color: #1e7a50;
}

.tag-borrow {
    display: inline-block;
    padding: 3px 12px;
    background: rgba(176, 58, 46, 0.08);
    border: 1px solid rgba(176, 58, 46, 0.2);
    border-radius: var(--radius-pill);
    font-size: 12px;
    font-weight: 500;
    color: #b03a2e;
}

/* ============================================================
   Step Connector
   ============================================================ */
.step-connector::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 100%;
    width: 100%;
    height: 1px;
    background: rgba(255,255,255,0.6);
    z-index: -1;
    transform: translateY(-50%);
}

@media (max-width: 768px) {
    .step-connector::after { display: none; }
}

/* ============================================================
   Hero Divider
   ============================================================ */
.hero-divider { display: none; }