/* Loïc Verlinden — cabinet de kinésithérapie */
:root {
  --ink: #0f1f2e;
  --ink-soft: #3a4d5c;
  --paper: #f3f6f8;
  --sand: #e8eef2;
  --sea: #1a6b8a;
  --sea-deep: #0d4a63;
  --accent: #c45c26;
  --accent-soft: #e8a078;
  --line: rgba(15, 31, 46, 0.12);
  --ok: #1f7a4d;
  --danger: #b33a2b;
  --radius: 4px;
  --font-display: "Fraunces", "Times New Roman", serif;
  --font-body: "Outfit", system-ui, sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  font-weight: 550;
  line-height: 1.15;
  margin: 0 0 0.5em;
}

p {
  margin: 0 0 1em;
}

.wrap {
  width: min(1120px, calc(100% - 2.5rem));
  margin-inline: auto;
}

/* —— Topbar —— */
.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 0;
  background: rgba(243, 246, 248, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease);
}

.topbar.is-stuck {
  border-bottom-color: var(--line);
}

.brand {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.brand span {
  color: var(--sea);
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  font-size: 0.95rem;
}

.nav a {
  text-decoration: none;
  color: var(--ink-soft);
}

.nav a:hover {
  color: var(--ink);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: 0.55rem 1rem;
  background: var(--sea);
  color: #fff !important;
  border-radius: 999px;
  font-weight: 500;
  transition: background 0.25s var(--ease), transform 0.25s var(--ease);
}

.nav-cta:hover {
  background: var(--sea-deep);
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  border: 0;
  background: transparent;
  font: inherit;
  padding: 0.4rem;
  cursor: pointer;
}

/* —— Hero —— */
.hero {
  position: relative;
  min-height: min(92vh, 820px);
  display: grid;
  align-items: end;
  padding: 4rem 0 5rem;
  overflow: hidden;
  color: #fff;
  isolation: isolate;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(ellipse 70% 55% at 78% 18%, rgba(232, 160, 120, 0.45), transparent 55%),
    radial-gradient(ellipse 55% 50% at 18% 70%, rgba(26, 107, 138, 0.55), transparent 60%),
    linear-gradient(160deg, #0d3a4f 0%, #1a6b8a 42%, #245a6e 100%);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.18;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
  pointer-events: none;
  animation: grain 8s steps(6) infinite;
}

@keyframes grain {
  0%,
  100% {
    transform: translate(0);
  }
  50% {
    transform: translate(-1%, 1%);
  }
}

.hero-brand {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 8vw, 5.2rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  margin-bottom: 0.35em;
  animation: rise 0.9s var(--ease) both;
}

.hero-title {
  font-size: clamp(1.15rem, 2.4vw, 1.55rem);
  font-weight: 400;
  font-family: var(--font-body);
  max-width: 22em;
  opacity: 0.92;
  margin-bottom: 1.4rem;
  animation: rise 0.9s var(--ease) 0.12s both;
}

.hero-sub {
  max-width: 34em;
  opacity: 0.82;
  font-size: 1.05rem;
  animation: rise 0.9s var(--ease) 0.22s both;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 1.8rem;
  animation: rise 0.9s var(--ease) 0.32s both;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.85rem 1.35rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font: inherit;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease),
    border-color 0.25s var(--ease), color 0.25s var(--ease);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
}

.btn-primary {
  background: #fff;
  color: var(--sea-deep);
}

.btn-primary:hover {
  background: #f0f7fa;
}

.btn-ghost {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.45);
  color: #fff;
}

.btn-ghost:hover {
  border-color: #fff;
}

.btn-solid {
  background: var(--sea);
  color: #fff;
}

.btn-solid:hover {
  background: var(--sea-deep);
}

.btn-outline {
  background: transparent;
  border-color: var(--line);
  color: var(--ink);
}

.btn-danger {
  background: transparent;
  border-color: var(--danger);
  color: var(--danger);
}

.btn-sm {
  padding: 0.45rem 0.85rem;
  font-size: 0.9rem;
}

/* —— Sections —— */
.section {
  padding: 5rem 0;
}

.section--alt {
  background: var(--sand);
}

.eyebrow {
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sea);
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.section-head {
  max-width: 36em;
  margin-bottom: 2.5rem;
}

.section-head h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
}

.section-head p {
  color: var(--ink-soft);
  font-size: 1.05rem;
}

.services {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem 2rem;
}

.service h3 {
  font-size: 1.35rem;
  margin-bottom: 0.35em;
}

.service p {
  color: var(--ink-soft);
  margin: 0;
}

.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
}

.about-panel {
  min-height: 320px;
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, rgba(26, 107, 138, 0.92), rgba(13, 58, 79, 0.88)),
    repeating-linear-gradient(
      -18deg,
      transparent,
      transparent 12px,
      rgba(255, 255, 255, 0.04) 12px,
      rgba(255, 255, 255, 0.04) 13px
    );
  color: #fff;
  padding: 2.2rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  animation: floaty 7s ease-in-out infinite;
}

@keyframes floaty {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-6px);
  }
}

.about-panel strong {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 550;
  display: block;
  margin-bottom: 0.4rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.contact-block h3 {
  font-size: 1.2rem;
}

.contact-block p,
.contact-block a {
  color: var(--ink-soft);
}

.cta-band {
  margin: 0;
  padding: 3.5rem 0;
  background: var(--ink);
  color: #fff;
  text-align: center;
}

.cta-band h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin-bottom: 0.5rem;
}

.cta-band p {
  opacity: 0.8;
  margin-bottom: 1.5rem;
}

.site-footer {
  padding: 2rem 0;
  font-size: 0.9rem;
  color: var(--ink-soft);
  border-top: 1px solid var(--line);
}

.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.8rem;
}

/* —— Booking / Admin shells —— */
.page-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.page-main {
  flex: 1;
  padding: 2.5rem 0 4rem;
}

.page-hero {
  padding: 2rem 0 1rem;
}

.page-hero h1 {
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
}

.steps {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.5rem 0 2rem;
}

.step-pill {
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  font-size: 0.85rem;
  background: var(--sand);
  color: var(--ink-soft);
}

.step-pill.is-active {
  background: var(--sea);
  color: #fff;
}

.step-pill.is-done {
  background: #d5e8ef;
  color: var(--sea-deep);
}

.panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 1.4rem;
}

.panel + .panel {
  margin-top: 1rem;
}

.panel h2 {
  font-size: 1.2rem;
  margin-bottom: 1rem;
}

.type-grid {
  display: grid;
  gap: 0.75rem;
}

.type-card {
  text-align: left;
  width: 100%;
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  cursor: pointer;
  font: inherit;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.type-card:hover,
.type-card.is-selected {
  border-color: var(--sea);
  box-shadow: 0 0 0 1px var(--sea);
}

.type-card strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin-bottom: 0.2rem;
}

.type-card span {
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.week-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.week-nav strong {
  font-family: var(--font-display);
  font-size: 1.1rem;
}

.day-cols {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 0.5rem;
}

.day-col {
  min-height: 120px;
}

.day-col h3 {
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  margin-bottom: 0.5rem;
}

.day-col h3 em {
  display: block;
  font-style: normal;
  font-size: 1.15rem;
  color: var(--ink);
  letter-spacing: 0;
  text-transform: none;
  font-family: var(--font-display);
  margin-top: 0.15rem;
}

.slot {
  display: block;
  width: 100%;
  margin-bottom: 0.35rem;
  padding: 0.4rem 0.25rem;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #fff;
  font: inherit;
  font-size: 0.85rem;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}

.slot:hover,
.slot.is-selected {
  background: var(--sea);
  border-color: var(--sea);
  color: #fff;
}

.slot-empty {
  color: var(--ink-soft);
  font-size: 0.8rem;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.9rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.field-full {
  grid-column: 1 / -1;
}

.field label {
  font-size: 0.88rem;
  font-weight: 500;
}

.field input,
.field textarea,
.field select {
  font: inherit;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
}

.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: 2px solid rgba(26, 107, 138, 0.35);
  border-color: var(--sea);
}

.summary {
  background: var(--sand);
  border-radius: 8px;
  padding: 1rem 1.1rem;
  margin-bottom: 1.2rem;
}

.summary p {
  margin: 0.2rem 0;
}

.msg {
  padding: 0.75rem 1rem;
  border-radius: 6px;
  margin: 0.8rem 0;
  font-size: 0.95rem;
}

.msg-error {
  background: #fce8e6;
  color: var(--danger);
}

.msg-ok {
  background: #e5f4ec;
  color: var(--ok);
}

.msg-info {
  background: #e8f2f6;
  color: var(--sea-deep);
}

.confirm-box {
  text-align: center;
  padding: 2rem 1rem;
}

.confirm-box h2 {
  color: var(--ok);
  margin-bottom: 0.6rem;
}

/* Admin */
.login-box {
  max-width: 380px;
  margin: 3rem auto;
}

.admin-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.2rem;
}

.appt-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.appt-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.75rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}

.appt-item.is-cancelled {
  opacity: 0.55;
}

.appt-item strong {
  font-family: var(--font-display);
}

.appt-meta {
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.hours-grid {
  display: grid;
  gap: 0.6rem;
}

.hours-row {
  display: grid;
  grid-template-columns: 7rem 1fr 1fr auto;
  gap: 0.5rem;
  align-items: center;
}

.hidden {
  display: none !important;
}

@media (max-width: 860px) {
  .nav {
    display: none;
  }

  .nav.is-open {
    display: flex;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    padding: 1rem 1.25rem 1.25rem;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
  }

  .nav-toggle {
    display: inline-flex;
  }

  .services,
  .about-grid,
  .contact-grid,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .day-cols {
    grid-template-columns: repeat(2, 1fr);
  }

  .hours-row {
    grid-template-columns: 1fr 1fr;
  }

  .hours-row .day-label {
    grid-column: 1 / -1;
  }
}

@media (max-width: 520px) {
  .day-cols {
    grid-template-columns: 1fr 1fr;
  }
}