/* ============================================================
   DyDael Digital Concierge — Prototype v0.1
   Visual foundation
   ============================================================ */

:root {
  --ink: #292825;
  --muted: #716d66;
  --paper: #f5f2ec;
  --surface: #ebe7df;
  --line: rgba(41, 40, 37, 0.18);
  --accent: #6f7665;
  --accent-dark: #58604f;
  --white: #fffdf9;

  --display: Georgia, "Times New Roman", serif;
  --body: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;

  --content: 76rem;
  --reading: 42rem;
  --transition: 220ms ease;
}


/* ============================================================
   RESET / BASE
   ============================================================ */

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}


/* ============================================================
   TYPOGRAPHY
   ============================================================ */

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  font-family: var(--display);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.025em;
}

h1 {
  max-width: 12ch;
  margin-bottom: 2rem;
  font-size: clamp(3.2rem, 7vw, 6.5rem);
}

h2 {
  max-width: 18ch;
  margin-bottom: 1.5rem;
  font-size: clamp(2.4rem, 5vw, 4.5rem);
}

h3 {
  margin-bottom: 0.75rem;
  font-size: clamp(1.7rem, 3vw, 2.25rem);
}

p {
  color: var(--muted);
}

.eyebrow {
  margin-bottom: 1.5rem;
  color: var(--ink);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  line-height: 1.4;
  text-transform: uppercase;
}


/* ============================================================
   SHARED LAYOUT
   ============================================================ */

.section,
.hero,
.concierge {
  padding-inline: clamp(1.25rem, 5vw, 5rem);
}

.section {
  max-width: var(--content);
  margin-inline: auto;
  padding-block: 8rem;
}

.section-intro {
  max-width: var(--reading);
}


/* ============================================================
   HEADER
   ============================================================ */

.site-header {
  position: absolute;
  z-index: 10;
  inset: 0 0 auto;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  max-width: var(--content);
  margin-inline: auto;
  padding: 1.5rem clamp(1.25rem, 5vw, 5rem);
}

.brand {
  flex: 0 0 auto;
  font-family: var(--display);
  font-size: 1.55rem;
  letter-spacing: -0.035em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.5vw, 2.5rem);
  margin-left: auto;
}

.site-nav a,
.site-header__cta {
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  transition: opacity var(--transition);
}

.site-nav a:hover,
.site-header__cta:hover {
  opacity: 0.58;
}

.site-header__cta {
  padding-bottom: 0.2rem;
  border-bottom: 1px solid currentColor;
}

.menu-toggle,
.mobile-navigation {
  display: none;
}


/* ============================================================
   BUTTONS / LINKS
   ============================================================ */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.25rem;
  padding: 0.8rem 1.5rem;
  border: 1px solid transparent;
  border-radius: 0.15rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  transition:
    background-color var(--transition),
    color var(--transition),
    transform var(--transition);
}

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

.button--primary {
  background: var(--ink);
  color: var(--white);
}

.button--primary:hover {
  background: var(--accent-dark);
}

.text-link {
  display: inline-block;
  padding-bottom: 0.25rem;
  border-bottom: 1px solid currentColor;
  font-size: 0.8rem;
  font-weight: 600;
}


/* ============================================================
   TEMPORARY IMAGE PLACEHOLDERS
   ============================================================ */

.image-placeholder {
  display: grid;
  min-height: 100%;
  place-items: center;
  background: linear-gradient(
    135deg,
    var(--surface),
    #ded9d0
  );
  color: var(--muted);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}


/* ============================================================
   HERO
   ============================================================ */

.hero {
  display: grid;
  min-height: 100svh;
  grid-template-columns:
    minmax(0, 1.1fr)
    minmax(20rem, 0.9fr);
  align-items: stretch;
  gap: clamp(2rem, 6vw, 7rem);
  max-width: var(--content);
  margin-inline: auto;
  padding-top: 8rem;
  padding-bottom: 4.5rem;
}

.hero__media {
  min-height: 34rem;
  order: 2;
}

.hero__media {
  position: relative;
  overflow: hidden;
}

.hero__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1.2s ease;
}

.hero__image.is-active {
  opacity: 1;
}

.hero__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  order: 1;
  padding-block: 3rem;
}

.hero__intro {
  max-width: 32rem;
  margin-bottom: 3rem;
  font-size: clamp(1.05rem, 1.8vw, 1.3rem);
}


/* ============================================================
   EXPERIENCE
   ============================================================ */

.experience {
  border-top: 1px solid var(--line);
}

.experience__principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(2rem, 6vw, 6rem);
  margin-top: 6rem;
}

.principle p {
  max-width: 24rem;
}


/* ============================================================
   PRACTICE
   ============================================================ */

.practice {
  display: grid;
  grid-template-columns:
    minmax(0, 1fr)
    minmax(0, 0.85fr);
  align-items: center;
  gap: clamp(3rem, 8vw, 8rem);
}

.practice__media {
  min-height: 40rem;
}

.practice__content p {
  max-width: 30rem;
  margin-bottom: 2rem;
}


/* ============================================================
   CARE
   ============================================================ */

.care {
  border-top: 1px solid var(--line);
}

.care__list {
  margin-top: 4.5rem;
  border-top: 1px solid var(--line);
}

.care__item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: 1.25rem;
  border-bottom: 1px solid var(--line);
  font-family: var(--display);
  font-size: clamp(1.45rem, 3vw, 2.3rem);
  transition:
    padding-left var(--transition),
    color var(--transition);
}

.care__item::after {
  content: "↗";
  font-family: var(--body);
  font-size: 1rem;
}

.care__item:hover {
  padding-left: 0.6rem;
  color: var(--accent-dark);
}


/* ============================================================
   CONCIERGE
   ============================================================ */

.concierge {
  background: var(--ink);
  color: var(--white);
}

.concierge__inner {
  max-width: var(--content);
  min-height: 80svh;
  margin-inline: auto;
  padding-block: clamp(5rem, 12vw, 10rem);
}

.concierge .eyebrow {
  color: rgba(255, 253, 249, 0.68);
}

.concierge h2 {
  max-width: 10ch;
  color: var(--white);
  font-size: clamp(3.4rem, 8vw, 7rem);
}

.concierge__actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.1rem;
  max-width: 34rem;
  margin-top: 4.5rem;
}

.concierge-action {
  width: 100%;
  padding: 0.9rem 0;
  border: 0;
  border-bottom: 1px solid rgba(255, 253, 249, 0.22);
  background: transparent;
  color: var(--white);
  cursor: pointer;
  text-align: left;
  font-family: var(--display);
  font-size: clamp(1.45rem, 3vw, 2.25rem);
  transition:
    padding-left var(--transition),
    color var(--transition),
    border-color var(--transition);
}

.concierge-action:hover {
  padding-left: 0.6rem;
  color: #d8ddce;
  border-color: rgba(216, 221, 206, 0.55);
}

.concierge-action--quiet {
  width: auto;
  margin-top: 1.5rem;
  border-bottom-color: transparent;
  font-family: var(--body);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
}

.concierge-action--quiet:hover {
  padding-left: 0;
  border-bottom-color: transparent;
}

.concierge-flow {
  max-width: 48rem;
  margin-top: 4.5rem;
}


/* ============================================================
   PATIENT INFORMATION
   ============================================================ */

.patient-information {
  min-height: 60vh;
}


/* ============================================================
   FOOTER
   ============================================================ */

.site-footer {
  padding: 4.5rem clamp(1.25rem, 5vw, 5rem);
  border-top: 1px solid var(--line);
}

.site-footer__inner {
  display: flex;
  justify-content: space-between;
  gap: 4.5rem;
  max-width: var(--content);
  margin-inline: auto;
}

.site-footer p {
  max-width: 20rem;
  margin-top: 0.75rem;
  font-size: 0.85rem;
}

.site-footer__links {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  font-size: 0.78rem;
}

.site-footer__links a:hover {
  opacity: 0.58;
}


/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 900px) {

  .site-nav,
  .site-header__cta {
    display: none;
  }

  .menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 0.35rem;
    width: 2.5rem;
    height: 2.5rem;
    padding: 0.5rem;
    border: 0;
    background: transparent;
    cursor: pointer;
  }

  .menu-toggle span {
    display: block;
    width: 100%;
    height: 1px;
    background: currentColor;
  }

  .mobile-navigation {
    flex-direction: column;
    gap: 1rem;
    padding: 1rem clamp(1.25rem, 5vw, 5rem) 2rem;
    background: var(--paper);
    border-top: 1px solid var(--line);
  }

  .mobile-navigation a {
    font-family: var(--display);
    font-size: 1.6rem;
  }

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

  .hero__media {
    min-height: 50svh;
    order: 1;
  }

  .hero__content {
    order: 2;
  }

  .experience__principles,
  .practice {
    grid-template-columns: 1fr;
  }

  .practice__media {
    min-height: 55svh;
  }
}


@media (max-width: 600px) {

  .section {
    padding-block: 6rem;
  }

  h1 {
    font-size: clamp(3rem, 15vw, 4.8rem);
  }

  h2 {
    font-size: clamp(2.4rem, 11vw, 3.5rem);
  }

  .site-header__inner {
    padding-top: 1.1rem;
    padding-bottom: 1.1rem;
  }

  .hero {
    min-height: auto;
    padding-top: 6.5rem;
  }

  .hero__media {
    min-height: 48svh;
  }

  .experience__principles {
    gap: 3rem;
    margin-top: 4.5rem;
  }

  .practice__media {
    min-height: 60svh;
  }

  .concierge__inner {
    min-height: 80svh;
  }

  .site-footer__inner {
    flex-direction: column;
  }
}


/* ============================================================
   ACCESSIBILITY — REDUCED MOTION
   ============================================================ */

@media (prefers-reduced-motion: reduce) {

  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}

/* ============================================================
   CONCIERGE — INTAKE & PAYMENT
   ============================================================ */

.concierge-step {
  max-width: 42rem;
  padding-top: 1rem;
}

.concierge-step h3 {
  max-width: 18ch;
  color: var(--white);
  font-size: clamp(2rem, 4vw, 3rem);
}

.concierge-step__copy {
  max-width: 34rem;
  margin-bottom: 2rem;
  color: rgba(255, 253, 249, 0.68);
}


/* ============================================================
   CONCIERGE — OPTION LIST
   ============================================================ */

.concierge-step__options {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  border-top: 1px solid rgba(255, 253, 249, 0.22);
}

.concierge-step__option {
  width: 100%;
  padding: 1rem 0;
  border: 0;
  border-bottom: 1px solid rgba(255, 253, 249, 0.22);
  background: transparent;
  color: var(--white);
  cursor: pointer;
  text-align: left;
  font-family: var(--display);
  font-size: 1.25rem;

  transition:
    padding-left var(--transition),
    color var(--transition);
}

.concierge-step__option:hover {
  padding-left: 0.5rem;
  color: #d8ddce;
}


/* ============================================================
   CONCIERGE — BACK ACTION
   ============================================================ */

.concierge-step__back {
  margin-top: 1.5rem;
  padding: 0;
  border: 0;
  background: transparent;
  color: rgba(255, 253, 249, 0.62);
  cursor: pointer;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
}

.concierge-step__back:hover {
  color: var(--white);
}


/* ============================================================
   CONCIERGE — FORMS
   ============================================================ */

.concierge-form {
  max-width: 42rem;
}

.concierge-form__field {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.concierge-form__field span {
  color: rgba(255, 253, 249, 0.72);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

.concierge-form__field input,
.concierge-form__field select,
.concierge-form__field textarea {
  width: 100%;
  padding: 0.9rem 0;
  border: 0;
  border-bottom: 1px solid rgba(255, 253, 249, 0.28);
  border-radius: 0;
  background: transparent;
  color: var(--white);
  font: inherit;
  outline: none;
}

.concierge-form__field textarea {
  min-height: 7rem;
  resize: vertical;
}

.concierge-form__field input:focus,
.concierge-form__field select:focus,
.concierge-form__field textarea:focus {
  border-bottom-color: rgba(255, 253, 249, 0.7);
}

.concierge-form__field select option {
  color: #222;
  background: #fff;
}


/* ============================================================
   CONCIERGE — FORM HINT
   ============================================================ */

.concierge-form__hint {
  max-width: 36rem;
  margin: -0.25rem 0 1.5rem;
  color: rgba(255, 253, 249, 0.48);
  font-size: 0.78rem;
  line-height: 1.6;
}


/* ============================================================
   CONCIERGE — CHECKBOX
   ============================================================ */

.concierge-form__checkbox {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  max-width: 38rem;
  margin: 1.5rem 0 2rem;
  color: rgba(255, 253, 249, 0.64);
  font-size: 0.78rem;
  line-height: 1.6;
  cursor: pointer;
}

.concierge-form__checkbox input {
  flex: 0 0 auto;
  margin-top: 0.25rem;
}


/* ============================================================
   CONCIERGE — VALIDATION MESSAGE
   ============================================================ */

.concierge-form__message {
  margin: 0 0 1.25rem;
  color: #e8c7c7;
  font-size: 0.8rem;
  line-height: 1.5;
}


/* ============================================================
   CONCIERGE — RESERVATION SUMMARY
   ============================================================ */

.concierge-payment-summary {
  max-width: 34rem;
  margin: 1.5rem 0 2rem;
  padding: 1.25rem 0;
  border-top: 1px solid rgba(255, 253, 249, 0.22);
  border-bottom: 1px solid rgba(255, 253, 249, 0.22);
}

.concierge-payment-summary__label {
  margin: 0 0 0.35rem;
  color: rgba(255, 253, 249, 0.52);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.concierge-payment-summary__amount {
  margin: 0;
  color: var(--white);
  font-family: var(--display);
  font-size: 2rem;
}

.concierge-payment-summary__note {
  max-width: 32rem;
  margin: 0.5rem 0 0;
  color: rgba(255, 253, 249, 0.5);
  font-size: 0.76rem;
  line-height: 1.6;
}


/* ============================================================
   CONCIERGE — REVIEW
   ============================================================ */

.concierge-review {
  max-width: 42rem;
  margin: 2rem 0;
  border-top: 1px solid rgba(255, 253, 249, 0.22);
}

.concierge-review > div {
  display: grid;
  grid-template-columns: 10rem 1fr;
  gap: 1rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid rgba(255, 253, 249, 0.16);
}

.concierge-review dt {
  color: rgba(255, 253, 249, 0.52);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.concierge-review dd {
  margin: 0;
  color: var(--white);
}

.concierge-review__note {
  max-width: 42rem;
  color: rgba(255, 253, 249, 0.66);
  font-size: 0.82rem;
  line-height: 1.6;
}


/* ============================================================
   CONCIERGE — REVIEW ACTIONS
   ============================================================ */

.concierge-review__actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.25rem;
  margin-top: 2rem;
}


/* ============================================================
   CONCIERGE — CONFIRMATION
   ============================================================ */

.concierge-step--confirmation {
  padding-block: 1rem;
}

.concierge-confirmation__small {
  max-width: 32rem;
  margin-top: 2rem;
  color: rgba(255, 253, 249, 0.45);
  font-size: 0.72rem;
}


/* ============================================================
   CONCIERGE — MOBILE INTAKE
   ============================================================ */

@media (max-width: 600px) {

  .concierge-review > div {
    grid-template-columns: 1fr;
    gap: 0.2rem;
  }

  .concierge-review dt {
    font-size: 0.65rem;
  }

}