/*
 * ParadiseCraft design system
 * Canonical visual reference: task/paradisecraft_landing_page.html + task/style.css.
 * New shared UI must use the pc-* components below instead of redefining colors,
 * typography, cuts, focus rings, glass surfaces, or primary actions per page.
 */
:root {
    color-scheme: dark;
    --pc-color-void: #030712;
    --pc-color-surface: rgba(15, 23, 42, 0.65);
    --pc-color-surface-strong: rgba(30, 41, 59, 0.8);
    --pc-color-border: rgba(255, 255, 255, 0.08);
    --pc-color-text: #e2e8f0;
    --pc-color-muted: #94a3b8;
    --pc-color-heading: #fff;
    --pc-color-primary-400: #60a5fa;
    --pc-color-primary-500: #3b82f6;
    --pc-color-primary-600: #2563eb;
    --pc-color-secondary-400: #93c5fd;
    --pc-color-accent: #e0f2fe;
    --pc-font-display: "Chakra Petch", sans-serif;
    --pc-font-body: "Lexend", sans-serif;
    --pc-container: 1280px;
    --pc-section-space: clamp(5rem, 8vw, 6rem);
    --pc-glass-blur: 16px;
    --pc-transition-fast: 160ms ease;
    --pc-transition-card: 400ms cubic-bezier(0.16, 1, 0.3, 1);

    /* Compatibility aliases for existing landing and shell styles. */
    --void: var(--pc-color-void);
    --surface: var(--pc-color-surface);
    --surface2: var(--pc-color-surface-strong);
    --surface-2: var(--pc-color-surface-strong);
    --borderline: var(--pc-color-border);
    --border: var(--pc-color-border);
    --primary: var(--pc-color-primary-500);
    --light: var(--pc-color-primary-400);
    --text: var(--pc-color-text);
    --muted: var(--pc-color-muted);
    --site-void: var(--pc-color-void);
    --site-surface: var(--pc-color-surface);
    --site-surface-strong: var(--pc-color-surface-strong);
    --site-border: var(--pc-color-border);
    --site-text: var(--pc-color-text);
    --site-muted: var(--pc-color-muted);
    --site-heading: var(--pc-color-heading);
    --site-primary: var(--pc-color-primary-500);
    --site-primary-light: var(--pc-color-primary-400);
}

html { scroll-behavior: smooth; }
body {
    margin: 0;
    overflow-x: hidden;
    background-color: var(--pc-color-void);
    color: var(--pc-color-text);
    font-family: var(--pc-font-body);
}
[data-site-page] {
    background-color: var(--pc-color-void);
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M59 60H0V0h60v60zM1 1v58h58V1H1z' fill='%233b82f6' fill-opacity='0.03' fill-rule='evenodd'/%3E%3C/svg%3E");
    background-attachment: fixed;
}

.pc-container { width: min(100% - 3rem, var(--pc-container)); margin-inline: auto; }
.pc-section { position: relative; padding: var(--pc-section-space) 1.5rem; }
.pc-section--surface { background: rgba(30, 41, 59, 0.3); }
.pc-section--compact { padding-block: clamp(4rem, 7vw, 5rem); }
.pc-stack { display: grid; gap: 1.5rem; }
.pc-grid { display: grid; gap: 1.5rem; }

.pc-kicker,
.pc-badge {
    color: var(--pc-color-primary-400);
    font-family: var(--pc-font-display);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}
.pc-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.8rem;
    border: 1px solid rgba(59, 130, 246, 0.3);
    background: rgba(59, 130, 246, 0.1);
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%);
}
.pc-title {
    margin: 0;
    color: var(--pc-color-heading);
    font-family: var(--pc-font-display);
    font-size: clamp(2rem, 5vw, 3.25rem);
    font-weight: 700;
    line-height: 1.08;
    letter-spacing: -0.02em;
    text-transform: uppercase;
}
.pc-title span { color: var(--pc-color-primary-400); }
.pc-lead { color: var(--pc-color-muted); font-size: clamp(1rem, 2vw, 1.125rem); line-height: 1.75; }

.pc-card,
.glass-panel {
    border: 1px solid var(--pc-color-border);
    background: var(--pc-color-surface);
    backdrop-filter: blur(var(--pc-glass-blur));
    -webkit-backdrop-filter: blur(var(--pc-glass-blur));
}
.pc-card { padding: clamp(1.5rem, 4vw, 2rem); }
.pc-card--interactive,
.tech-card { transition: transform var(--pc-transition-card), border-color var(--pc-transition-card), box-shadow var(--pc-transition-card); }
.pc-card--interactive:hover,
.tech-card:hover {
    transform: translateY(-0.5rem);
    border-color: rgba(59, 130, 246, 0.4);
    box-shadow: 0 15px 40px -10px rgba(59, 130, 246, 0.2);
}

.pc-button {
    appearance: none;
    min-height: 3rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.65rem;
    padding: 0.8rem 1.5rem;
    border: 1px solid transparent;
    background: transparent;
    color: var(--pc-color-heading);
    cursor: pointer;
    font-family: var(--pc-font-display);
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    line-height: 1.2;
    text-align: center;
    text-decoration: none;
    text-transform: uppercase;
    transition: transform var(--pc-transition-fast), color var(--pc-transition-fast), background-color var(--pc-transition-fast), border-color var(--pc-transition-fast), box-shadow var(--pc-transition-fast);
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
}
.pc-button:hover { transform: translateY(-2px); }
.pc-button--primary {
    border-color: var(--pc-color-primary-500);
    background: var(--pc-color-primary-500);
    color: #fff;
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.3);
}
.pc-button--primary:hover { border-color: var(--pc-color-primary-400); background: var(--pc-color-primary-400); box-shadow: 0 12px 30px rgba(59, 130, 246, 0.25); }
.pc-button--outline { border-color: var(--pc-color-primary-500); color: var(--pc-color-primary-400); }
.pc-button--outline:hover { background: var(--pc-color-primary-500); color: #fff; }
.pc-button--ghost { border-color: rgba(148, 163, 184, 0.45); color: #cbd5e1; }
.pc-button--ghost:hover { border-color: var(--pc-color-primary-400); color: #fff; }
.pc-button--full { width: 100%; }
.pc-button:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.pc-form { display: grid; gap: 1.25rem; }
.pc-field { display: grid; gap: 0.5rem; }
.pc-label {
    color: var(--pc-color-muted);
    font-family: var(--pc-font-display);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}
.pc-control {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--pc-color-border);
    border-radius: 0;
    outline: 0;
    background: var(--pc-color-void);
    color: #fff;
    font: inherit;
    transition: border-color var(--pc-transition-fast), box-shadow var(--pc-transition-fast);
}
.pc-control:focus { border-color: var(--pc-color-primary-500); box-shadow: 0 0 0 1px var(--pc-color-primary-500); }
textarea.pc-control { min-height: 8rem; resize: vertical; }

.clip-edge { clip-path: polygon(0 0, 100% 0, 100% calc(100% - 15px), calc(100% - 15px) 100%, 0 100%); }
.clip-edge-btn { clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%); }
.neon-glow { text-shadow: 0 0 20px rgba(59, 130, 246, 0.6); }
.box-glow { box-shadow: 0 0 30px rgba(96, 165, 250, 0.15); }
.social-btn { transition: transform 300ms ease, color 300ms ease, border-color 300ms ease, background-color 300ms ease; }
.social-btn:hover { transform: translateY(-3px); border-color: rgba(59, 130, 246, 0.4); background-color: rgba(59, 130, 246, 0.1); color: var(--pc-color-primary-400); }
[data-toc-label] { scroll-margin-top: 5.5rem; }

.pc-button:focus-visible,
.pc-control:focus-visible,
.focus-ring:focus-visible { outline: 2px solid var(--pc-color-primary-400); outline-offset: 3px; }

@media (max-width: 620px) {
    .pc-container { width: min(100% - 2rem, var(--pc-container)); }
    .pc-section { padding-inline: 1rem; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}