/* =========================================================
   PepPure — base.css
   Reset, design tokens, typografie, utilities
   ========================================================= */

:root {
    /* Kleur — merkidentiteit: wit, zwart, lichtblauw */
    --ink-900: #0b0e12;
    --ink-800: #12161b;
    --ink-700: #1b2027;
    --ink-600: #2b323b;
    --ink-500: #3d4753;

    /* Legacy-aliassen (navy) blijven werken */
    --navy-900: var(--ink-900);
    --navy-800: var(--ink-800);
    --navy-700: var(--ink-700);
    --navy-600: var(--ink-600);
    --navy-500: var(--ink-500);

    /* Kleur — vlakken */
    --white: #ffffff;
    --surface: #ffffff;
    --surface-2: #f7fafc;
    --surface-3: #edf3f8;
    --tint: #f3f9fd;
    --line: #e8eef4;
    --line-strong: #d6e0e9;
    --line-invert: rgba(255, 255, 255, 0.14);

    /* Kleur — tekst */
    --text: #11161c;
    --text-2: #5a6674;
    --text-3: #8b98a6;
    --text-invert: #ffffff;
    --text-invert-2: rgba(255, 255, 255, 0.66);

    /* Kleur — accent (lichtblauw van het label) */
    --accent: #1e9cd7;
    --accent-600: #1789c1;
    --accent-700: #0e6f9f;
    --accent-soft: #e9f5fc;
    --accent-line: #bfe2f5;
    --accent-glow: rgba(30, 156, 215, 0.18);

    --blue: var(--accent-700);
    --blue-soft: var(--accent-soft);
    --amber: #c9862a;
    --amber-soft: #fdf5e7;
    --red: #c94a4a;
    --red-soft: #fcefef;

    /* Typografie */
    --font: 'Geist', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'Geist Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

    --fs-xs: 0.75rem;
    --fs-sm: 0.8125rem;
    --fs-base: 0.9375rem;
    --fs-md: 1rem;
    --fs-lg: 1.125rem;
    --fs-xl: 1.375rem;
    --fs-2xl: 1.75rem;
    --fs-3xl: 2.25rem;
    --fs-4xl: 3rem;
    --fs-5xl: 3.5rem;

    /* Spacing */
    --sp-1: 0.25rem;
    --sp-2: 0.5rem;
    --sp-3: 0.75rem;
    --sp-4: 1rem;
    --sp-5: 1.25rem;
    --sp-6: 1.5rem;
    --sp-8: 2rem;
    --sp-10: 2.5rem;
    --sp-12: 3rem;
    --sp-16: 4rem;
    --sp-20: 5rem;
    --sp-24: 6rem;
    --sp-32: 8rem;

    /* Radius */
    --r-xs: 6px;
    --r-sm: 8px;
    --r: 12px;
    --r-lg: 16px;
    --r-xl: 24px;
    --r-pill: 999px;

    /* Schaduw — zacht en koel getint */
    --shadow-xs: 0 1px 2px rgba(17, 22, 28, 0.04);
    --shadow-sm: 0 2px 10px rgba(17, 22, 28, 0.05);
    --shadow: 0 10px 30px rgba(17, 22, 28, 0.06);
    --shadow-lg: 0 24px 60px rgba(17, 22, 28, 0.1);
    --shadow-glow: 0 16px 40px rgba(30, 156, 215, 0.18);

    /* Layout */
    --container: 1200px;
    --container-narrow: 720px;
    --header-h: 76px;

    --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ---------- Reset ---------- */

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

html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-h) + 24px);
}

body {
    margin: 0;
    font-family: var(--font);
    font-size: var(--fs-base);
    line-height: 1.65;
    color: var(--text);
    background: var(--surface);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

body.is-locked {
    overflow: hidden;
}

img,
svg,
video {
    max-width: 100%;
    height: auto;
    display: block;
}

h1,
h2,
h3,
h4,
h5 {
    margin: 0 0 var(--sp-4);
    font-weight: 650;
    line-height: 1.15;
    letter-spacing: -0.022em;
    color: var(--text);
    overflow-wrap: break-word;
}

h1 {
    font-size: clamp(2rem, 1.3rem + 2.6vw, var(--fs-5xl));
    letter-spacing: -0.03em;
}

h2 {
    font-size: clamp(1.6rem, 1.2rem + 1.6vw, var(--fs-3xl));
    letter-spacing: -0.03em;
}

h3 {
    font-size: var(--fs-xl);
}

h4 {
    font-size: var(--fs-lg);
}

p {
    margin: 0 0 var(--sp-4);
}

a {
    color: inherit;
    text-decoration: none;
}

ul,
ol {
    margin: 0 0 var(--sp-4);
    padding-left: 1.15rem;
}

li {
    margin-bottom: var(--sp-2);
}

button {
    font: inherit;
    color: inherit;
    background: none;
    border: 0;
    cursor: pointer;
}

input,
select,
textarea {
    font: inherit;
    color: inherit;
}

table {
    width: 100%;
    border-collapse: collapse;
}

hr {
    height: 1px;
    border: 0;
    background: var(--line);
    margin: var(--sp-8) 0;
}

:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
    border-radius: var(--r-xs);
}

[hidden] {
    display: none !important;
}

/* ---------- Typografische helpers ---------- */

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    margin: 0 0 var(--sp-4);
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    font-weight: 500;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--accent-700);
}

.eyebrow::before {
    content: '';
    width: 18px;
    height: 1px;
    background: currentColor;
    opacity: 0.45;
}

.eyebrow--invert {
    color: var(--accent-700);
}

.lead {
    font-size: var(--fs-lg);
    line-height: 1.6;
    color: var(--text-2);
}

.mono {
    font-family: var(--font-mono);
    font-variant-numeric: tabular-nums;
}

.muted {
    color: var(--text-2);
}

.small {
    font-size: var(--fs-sm);
}

.text-center {
    text-align: center;
}

/* Losstaande call-to-action onder een sectieblok */
.section-cta {
    margin: var(--sp-16) 0 0;
    text-align: center;
}

.accent-text {
    color: var(--accent-700);
}

.strike {
    text-decoration: line-through;
    color: var(--text-3);
}

/* ---------- Layout utilities ---------- */

.container {
    width: 100%;
    max-width: var(--container);
    margin-inline: auto;
    padding-inline: var(--sp-6);
}

.container--narrow {
    max-width: var(--container-narrow);
}

.stack > * + * {
    margin-top: var(--sp-4);
}

.section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: var(--sp-10);
    margin-bottom: var(--sp-12);
}

.section-head__text {
    max-width: 620px;
}

.section-head p {
    margin-bottom: 0;
    color: var(--text-2);
}

.section-head h2 {
    margin-bottom: var(--sp-3);
}

.section-head--center {
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.section-head--center .section-head__text {
    max-width: 660px;
}

.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    z-index: 999;
    padding: var(--sp-3) var(--sp-5);
    background: var(--navy-800);
    color: var(--white);
    border-radius: 0 0 var(--r) 0;
}

.skip-link:focus {
    left: 0;
}

@media (max-width: 860px) {
    .section-head {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--sp-5);
    }
}


/* ---------- Scroll reveal ----------
   Het attribuut wordt door main.js toegevoegd, zodat content
   zonder JavaScript gewoon zichtbaar blijft. */

[data-reveal] {
    opacity: 0;
    transform: translateY(14px);
}

[data-reveal].is-visible {
    opacity: 1;
    transform: none;
    transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
    transition-delay: var(--reveal-delay, 0ms);
}

/* ---------- Reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    [data-reveal] {
        opacity: 1;
        transform: none;
    }
}