/**
 * IBW Design System v0.1 — tokens and shared primitives.
 */

.ibw-site {
    --ibw-bg: #02060c;
    --ibw-bg-deep: #02060c;
    --ibw-ambient: rgba(20, 87, 176, .13);
    --ibw-ambient-strong: rgba(22, 108, 220, .27);
    --ibw-ambient-cyan: rgba(44, 181, 255, .13);
    --ibw-ambient-deep: rgba(7, 55, 124, .22);
    --ibw-logo-paper: #f4f6f8;
    --ibw-grid: rgba(84, 181, 255, .10);
    --ibw-ink: #03190d;
    --ibw-hero-shade: rgba(2, 6, 12, .9);
    --ibw-whatsapp-hover: #51e887;
    --ibw-mask: #000;
    --ibw-surface: rgba(10, 21, 36, 0.76);
    --ibw-surface-strong: #0a1625;
    --ibw-surface-soft: rgba(13, 31, 52, 0.52);
    --ibw-border: rgba(133, 187, 255, 0.17);
    --ibw-border-strong: rgba(77, 159, 255, 0.34);
    --ibw-text: #f4f8ff;
    --ibw-muted: #a8b7ca;
    --ibw-subtle: #708198;
    --ibw-blue: #1683ff;
    --ibw-blue-bright: #54b5ff;
    --ibw-blue-deep: #0751bc;
    --ibw-blue-glow: rgba(22, 131, 255, 0.38);
    --ibw-whatsapp: #25d366;
    --ibw-whatsapp-dark: #119c48;
    --ibw-whatsapp-glow: rgba(37, 211, 102, 0.25);
    --ibw-success: #62e6a0;
    --ibw-warning: #ffbe55;
    --ibw-container: 80rem;
    --ibw-gutter: clamp(1.15rem, 3vw, 2rem);
    --ibw-section-space: clamp(5rem, 10vw, 8.5rem);
    --ibw-space-1: 0.5rem;
    --ibw-space-2: 0.75rem;
    --ibw-space-3: 1rem;
    --ibw-space-4: 1.5rem;
    --ibw-space-5: 2rem;
    --ibw-space-6: 3rem;
    --ibw-radius-sm: 0.65rem;
    --ibw-radius-md: 1rem;
    --ibw-radius-lg: 1.5rem;
    --ibw-radius-pill: 999px;
    --ibw-shadow: 0 1.5rem 5rem rgba(0, 0, 0, 0.34);
    --ibw-glow: 0 0 3rem var(--ibw-blue-glow);
    --ibw-font-display: "Segoe UI Variable Display", "Aptos Display", Inter, system-ui, sans-serif;
    --ibw-font-body: "Segoe UI Variable Text", Aptos, Inter, system-ui, sans-serif;
    --ibw-ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ibw-transition-fast: 180ms var(--ibw-ease-out);
    --ibw-transition-base: 320ms var(--ibw-ease-out);
    --ibw-transition-slow: 700ms var(--ibw-ease-out);
}

.ibw-site :where(h1, h2, h3, p) {
    margin-block-start: 0;
}

.ibw-site :where(h1, h2, h3) {
    color: var(--ibw-text);
    font-family: var(--ibw-font-display);
    line-height: 1.02;
    text-wrap: balance;
}

.ibw-site :where(p) {
    color: var(--ibw-muted);
}

.ibw-site :where(a) {
    color: inherit;
}

.ibw-site :where(a, button):focus-visible {
    outline: 3px solid rgba(84, 181, 255, 0.9);
    outline-offset: 4px;
}

body.ibw-site-page {
    margin: 0;
    background: var(--ibw-bg-deep, #02060c);
}

.ibw-site .screen-reader-text {
    position: absolute !important;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    white-space: nowrap;
}

.ibw-site .ibw-container {
    width: min(calc(100% - (var(--ibw-gutter) * 2) - env(safe-area-inset-left) - env(safe-area-inset-right)), var(--ibw-container));
    margin-inline: auto;
}

.ibw-site .ibw-section {
    position: relative;
    padding-block: var(--ibw-section-space);
}

.ibw-site .ibw-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    margin-block-end: 1.25rem;
    color: var(--ibw-blue-bright);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    line-height: 1.3;
    text-transform: uppercase;
}

.ibw-site .ibw-eyebrow::before {
    width: 1.75rem;
    height: 1px;
    content: '';
    background: linear-gradient(90deg, transparent, var(--ibw-blue-bright));
    box-shadow: 0 0 0.9rem var(--ibw-blue);
}

.ibw-site .ibw-section-title {
    max-width: 16ch;
    margin-block-end: 1.25rem;
    font-size: clamp(2rem, 5vw, 4rem);
    letter-spacing: -0.045em;
}

.ibw-site .ibw-section-intro {
    max-width: 42rem;
    margin-block-end: 2.75rem;
    font-size: clamp(1rem, 1.6vw, 1.16rem);
}

.ibw-site .ibw-button {
    display: inline-flex;
    min-height: 3.35rem;
    align-items: center;
    justify-content: center;
    gap: 0.7rem;
    padding: 0.8rem 1.25rem;
    border: 1px solid var(--ibw-border-strong);
    border-radius: var(--ibw-radius-sm);
    color: var(--ibw-text);
    background: rgba(12, 29, 48, 0.66);
    font-size: 0.78rem;
    font-weight: 760;
    letter-spacing: 0.055em;
    line-height: 1.1;
    text-decoration: none;
    text-transform: uppercase;
    transition:
        border-color var(--ibw-transition-fast),
        background var(--ibw-transition-fast),
        box-shadow var(--ibw-transition-fast),
        transform var(--ibw-transition-fast);
}

.ibw-site .ibw-button:hover {
    border-color: rgba(84, 181, 255, 0.7);
    background: rgba(18, 60, 105, 0.62);
    box-shadow: 0 0 2rem rgba(22, 131, 255, 0.18);
    transform: translateY(-2px);
}

.ibw-site .ibw-button--whatsapp {
    border-color: rgba(120, 255, 169, 0.36);
    color: var(--ibw-ink);
    background: var(--ibw-whatsapp);
    box-shadow: 0 0.8rem 2.5rem var(--ibw-whatsapp-glow);
}

.ibw-site .ibw-button--whatsapp:hover {
    border-color: rgba(170, 255, 199, 0.75);
    color: var(--ibw-ink);
    background: var(--ibw-whatsapp-hover);
    box-shadow: 0 1rem 3rem rgba(37, 211, 102, 0.34);
}

.ibw-site .ibw-button__icon {
    width: 1.15rem;
    height: 1.15rem;
}

.ibw-site .ibw-surface {
    border: 1px solid var(--ibw-border);
    border-radius: var(--ibw-radius-lg);
    background: linear-gradient(145deg, rgba(14, 29, 48, 0.82), rgba(5, 13, 24, 0.78));
    box-shadow: var(--ibw-shadow);
    backdrop-filter: blur(1rem);
}

@media (max-width: 720px) {
    .ibw-site {
        --ibw-section-space: clamp(4.25rem, 18vw, 6rem);
        --ibw-gutter: 1rem;
    }

    .ibw-site .ibw-section-title {
        font-size: clamp(2rem, 11vw, 3.15rem);
    }

    .ibw-site .ibw-button {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .ibw-site *,
    .ibw-site *::before,
    .ibw-site *::after {
        scroll-behavior: auto !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

.ibw-site :where(a, button) { touch-action: manipulation; }
.ibw-site .ibw-button__icon { filter: brightness(0); }