/* ============================================================
 * Reset moderne + base typographique + composants
 * ============================================================ */

@import url("./tokens.css");

/* ----- Reset minimaliste 2026 ----- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "kern", "liga", "calt", "ss01";
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  min-height: 100vh;
  text-rendering: optimizeLegibility;
}

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

input, button, textarea, select { font: inherit; color: inherit; }
button { background: none; border: none; padding: 0; cursor: pointer; }

p, h1, h2, h3, h4, h5, h6 {
  overflow-wrap: break-word;
  text-wrap: pretty;
}

/* ----- Typographie ----- */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 500;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
}

h1 {
  font-size: clamp(var(--text-3xl), 7vw, var(--text-4xl));
  text-wrap: balance;
}
h2 {
  font-size: clamp(var(--text-2xl), 4vw, var(--text-3xl));
  text-wrap: balance;
}
h3 { font-size: var(--text-xl); }
h4 { font-size: var(--text-lg); font-family: var(--font-sans); font-weight: 600; }

a {
  color: var(--color-accent);
  text-decoration: none;
  text-underline-offset: 0.2em;
  transition: color var(--duration-fast) var(--ease-out);
}
a:hover { color: var(--color-accent-deep); text-decoration: underline; }

::selection {
  background-color: var(--color-accent-soft);
  color: var(--color-ink);
}

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

/* ============================================================
 * Layout primitives
 * ============================================================ */

.container {
  max-width: var(--content-max-width);
  margin-inline: auto;
  padding-inline: var(--content-padding);
}

.container-narrow {
  max-width: var(--content-narrow-width);
  margin-inline: auto;
  padding-inline: var(--content-padding);
}

.section {
  padding-block: clamp(var(--space-10), 8vw, var(--space-16));
}

.section-deep {
  background-color: var(--color-bg-deep);
  color: var(--color-ink-on-deep);
}
.section-deep h1, .section-deep h2, .section-deep h3 {
  color: var(--color-ink-on-deep);
}

/* ============================================================
 * Header (barre top minimaliste)
 * ============================================================ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background-color: color-mix(in srgb, var(--color-bg) 85%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--color-line) 60%, transparent);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-4);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-ink);
  text-decoration: none;
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-style: italic;
  letter-spacing: var(--tracking-tight);
}
.brand:hover { color: var(--color-accent); text-decoration: none; }
.brand svg { width: auto; height: 1.6em; }

/* ============================================================
 * Buttons
 * ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-pill);
  font-weight: 500;
  font-size: var(--text-base);
  letter-spacing: var(--tracking-normal);
  text-decoration: none;
  transition: all var(--duration-fast) var(--ease-out);
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-accent);
  color: #fff;
}
.btn-primary:hover {
  background-color: var(--color-accent-deep);
  color: #fff;
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-ghost {
  background-color: transparent;
  color: var(--color-ink);
  border: 1px solid var(--color-line);
}
.btn-ghost:hover {
  background-color: var(--color-bg-elevated);
  color: var(--color-ink);
  text-decoration: none;
  border-color: var(--color-ink-muted);
}

.btn--sm { padding: var(--space-2) var(--space-4); font-size: var(--text-sm); }

/* ============================================================
 * Hero
 * ============================================================ */

.hero {
  padding-block: clamp(var(--space-12), 12vw, var(--space-20));
  text-align: center;
}

.hero__eyebrow {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-ink-muted);
  margin-bottom: var(--space-5);
}

.hero__title {
  margin-bottom: var(--space-5);
  max-width: 18ch;
  margin-inline: auto;
}
.hero__title em {
  font-style: italic;
  color: var(--color-accent);
}

.hero__lede {
  font-size: clamp(var(--text-lg), 2.2vw, var(--text-xl));
  color: var(--color-ink-muted);
  line-height: var(--leading-snug);
  max-width: 38ch;
  margin: 0 auto var(--space-8);
  text-wrap: pretty;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
  margin-bottom: var(--space-10);
}

.hero__visual {
  margin-inline: auto;
  margin-top: var(--space-10);
  max-width: 32rem;
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-lg);
}

/* ============================================================
 * Section "Comment ca marche" - 3 etapes
 * ============================================================ */

.steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-top: var(--space-10);
}
@media (min-width: 720px) {
  .steps { grid-template-columns: repeat(3, 1fr); }
}

.step {
  position: relative;
}
.step__number {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: var(--text-3xl);
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: var(--space-4);
  display: block;
}
.step__title {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: var(--text-lg);
  margin-bottom: var(--space-3);
}
.step__body {
  color: var(--color-ink-muted);
  line-height: var(--leading-loose);
}

/* ============================================================
 * Section use cases - cartes
 * ============================================================ */

.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
  margin-top: var(--space-10);
}
@media (min-width: 720px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
}

.card {
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: transform var(--duration-normal) var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out);
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.card__title {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: var(--text-lg);
  margin-bottom: var(--space-3);
}
.card__body {
  color: var(--color-ink-muted);
  margin-bottom: var(--space-4);
  line-height: var(--leading-snug);
}
.card__quote {
  background-color: var(--color-bg);
  border-left: 3px solid var(--color-accent);
  padding: var(--space-3) var(--space-4);
  margin-top: var(--space-4);
  font-style: italic;
  font-size: var(--text-sm);
  line-height: var(--leading-snug);
  color: var(--color-ink);
}

/* ============================================================
 * Section header (titre + lede)
 * ============================================================ */

.section__head {
  text-align: center;
  margin-bottom: var(--space-6);
}
.section__eyebrow {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}
.section__title { margin-bottom: var(--space-4); }
.section__lede {
  color: var(--color-ink-muted);
  font-size: var(--text-lg);
  max-width: 50ch;
  margin: 0 auto;
}

/* ============================================================
 * Section differentiation : tableau / liste
 * ============================================================ */

.diff-list {
  display: grid;
  gap: var(--space-5);
  margin-top: var(--space-8);
  list-style: none;
  padding: 0;
}
.diff-list__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-5);
  align-items: start;
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--color-line);
}
.diff-list__item:last-child { border-bottom: none; }
.diff-list__num {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: var(--text-2xl);
  color: var(--color-accent);
  line-height: 1;
  min-width: 1.5em;
}
.diff-list__heading {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
}
.diff-list__body {
  color: var(--color-ink-muted);
  line-height: var(--leading-snug);
}

/* ============================================================
 * Section privacy (deep bg)
 * ============================================================ */

.privacy {
  background-color: var(--color-bg-deep);
  color: var(--color-ink-on-deep);
}
.privacy__list {
  list-style: none;
  padding: 0;
  margin-top: var(--space-8);
  display: grid;
  gap: var(--space-5);
}
.privacy__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-4);
  align-items: baseline;
}
.privacy__bullet {
  color: var(--color-accent-soft);
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  line-height: 1;
}
.privacy__body {
  color: color-mix(in srgb, var(--color-ink-on-deep) 75%, transparent);
  line-height: var(--leading-snug);
}
.privacy__body strong {
  color: var(--color-ink-on-deep);
  font-weight: 600;
}

/* ============================================================
 * Pricing / acces
 * ============================================================ */

.pricing-card {
  max-width: 32rem;
  margin: var(--space-10) auto 0;
  padding: var(--space-8);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-xl);
  background-color: var(--color-bg-elevated);
  text-align: center;
  box-shadow: var(--shadow-sm);
}
.pricing-card__price {
  font-family: var(--font-serif);
  font-size: clamp(var(--text-3xl), 6vw, var(--text-4xl));
  letter-spacing: var(--tracking-tight);
  margin-bottom: var(--space-2);
}
.pricing-card__price small {
  font-size: var(--text-base);
  font-family: var(--font-sans);
  color: var(--color-ink-muted);
  display: block;
  margin-top: var(--space-2);
  letter-spacing: var(--tracking-normal);
}
.pricing-card__body {
  color: var(--color-ink-muted);
  margin-block: var(--space-5);
  line-height: var(--leading-snug);
}
.pricing-card__cta { margin-top: var(--space-6); }

/* ============================================================
 * Author / qui suis-je
 * ============================================================ */

.author {
  text-align: center;
  max-width: 50ch;
  margin: var(--space-10) auto 0;
}
.author__lede {
  color: var(--color-ink-muted);
  font-size: var(--text-lg);
  line-height: var(--leading-snug);
  margin-bottom: var(--space-5);
}

/* ============================================================
 * Footer
 * ============================================================ */

.site-footer {
  border-top: 1px solid var(--color-line);
  padding-block: var(--space-6);
  text-align: center;
  color: var(--color-ink-subtle);
  font-size: var(--text-sm);
}
.site-footer__nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-5);
  margin-bottom: var(--space-3);
}
.site-footer__nav a {
  color: var(--color-ink-muted);
  text-decoration: none;
}
.site-footer__nav a:hover { color: var(--color-accent); }

/* ============================================================
 * Page legales (privacy / terms) : layout lisibilite
 * ============================================================ */

.legal-page {
  padding-block: var(--space-10);
}
.legal-page h1 {
  margin-bottom: var(--space-3);
  font-size: clamp(var(--text-2xl), 4vw, var(--text-3xl));
}
.legal-page .updated-at {
  color: var(--color-ink-muted);
  font-size: var(--text-sm);
  margin-bottom: var(--space-8);
}
.legal-page h2 {
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
  font-size: var(--text-xl);
}
.legal-page p, .legal-page li {
  color: var(--color-ink-muted);
  line-height: var(--leading-loose);
  margin-bottom: var(--space-3);
}
.legal-page strong { color: var(--color-ink); font-weight: 600; }
.legal-page ul {
  padding-left: var(--space-5);
  margin-bottom: var(--space-4);
}
.legal-page li { margin-bottom: var(--space-2); }

/* ============================================================
 * Reveal-on-scroll micro-interaction (sobre)
 * ============================================================ */

[data-reveal] {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity var(--duration-slow) var(--ease-out),
              transform var(--duration-slow) var(--ease-out);
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
 * WhatsApp screenshot mockup (visuel hero)
 * ============================================================ */

.wa-mockup {
  background-color: #0a0e0f;
  border-radius: 24px;
  padding: var(--space-5) var(--space-4);
  font-family: -apple-system, "Helvetica Neue", system-ui, sans-serif;
  font-size: 0.95rem;
  line-height: 1.45;
  color: #ffffff;
}
.wa-mockup__header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: var(--space-4);
}
.wa-mockup__avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-soft));
  flex-shrink: 0;
}
.wa-mockup__name {
  font-weight: 600;
  font-size: 0.95rem;
}
.wa-mockup__status {
  font-size: 0.75rem;
  opacity: 0.55;
}
.wa-bubble {
  max-width: 85%;
  padding: var(--space-3) var(--space-4);
  border-radius: 12px;
  margin-bottom: var(--space-3);
  font-size: 0.9rem;
  line-height: 1.4;
}
.wa-bubble--in {
  background-color: #1f2c34;
  border-top-left-radius: 4px;
  margin-right: auto;
}
.wa-bubble--out {
  background-color: #005c4b;
  border-top-right-radius: 4px;
  margin-left: auto;
}
.wa-bubble__time {
  display: block;
  font-size: 0.7rem;
  opacity: 0.5;
  margin-top: var(--space-1);
  text-align: right;
}