/* ==========================================================================
   dental.css — standalone theme for dental-sample.html (a FICTIONAL sample
   dental practice built as a portfolio/web-design demonstration).
   Self-contained: this page does not use the main site's styles.css, so it
   reads as an independent, professionally designed dental website.
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

:root {
  --d-bg:       #ffffff;
  --d-bg-tint:  #eef9fb;
  --d-bg-tint2: #f6fcfd;
  --d-surface:  #ffffff;
  --d-border:   #d9e9ec;
  --d-ink:      #14323a;
  --d-ink-2:    #345963;
  --d-muted:    #5f7c84;
  --d-teal:     #0e8fa3;
  --d-teal-dk:  #0a6c7c;
  --d-teal-lt:  #d7f1f5;
  --d-accent:   #f4a93b;     /* warm accent for CTAs/badges */
  --d-shadow:   0 1px 2px rgba(13,60,70,.06), 0 18px 40px -22px rgba(13,60,70,.35);
  --d-shadow-sm:0 1px 2px rgba(13,60,70,.07), 0 6px 16px -10px rgba(13,60,70,.25);
  --d-radius:   16px;
  --d-font:     "Segoe UI", Roboto, "Helvetica Neue", Arial, system-ui, sans-serif;
}

body {
  margin: 0;
  font-family: var(--d-font);
  color: var(--d-ink);
  background: var(--d-bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--d-teal-dk); text-decoration: none; }
h1, h2, h3 { line-height: 1.15; margin: 0 0 .5em; color: var(--d-ink); }

.d-wrap { width: min(100% - 2.4rem, 1160px); margin-inline: auto; }
.d-skip { position: absolute; left: -9999px; }
.d-skip:focus { left: 12px; top: 8px; background: #fff; padding: 8px 12px; border-radius: 8px; z-index: 200; box-shadow: var(--d-shadow); }

/* ----- Sample-site ribbon (obvious, but tidy) -------------------------- */
.d-ribbon {
  background: repeating-linear-gradient(45deg, #fde6b0, #fde6b0 14px, #fcdf9c 14px, #fcdf9c 28px);
  color: #6b4d09;
  font-size: .86rem; font-weight: 600;
  border-bottom: 1px solid #f0cf7e;
}
.d-ribbon .d-wrap {
  display: flex; flex-wrap: wrap; align-items: center; gap: .4rem .9rem;
  padding: .5rem 1.2rem;
}
.d-ribbon strong { font-weight: 800; }
.d-ribbon .d-ribbon__tag {
  background: #6b4d09; color: #fff; font-weight: 800; letter-spacing: .5px;
  font-size: .72rem; text-transform: uppercase; padding: .15rem .5rem; border-radius: 5px;
}
.d-ribbon a { color: #6b4d09; text-decoration: underline; margin-left: auto; white-space: nowrap; }

/* ----- Buttons --------------------------------------------------------- */
.d-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  font: inherit; font-weight: 700; cursor: pointer;
  padding: .72rem 1.25rem; border-radius: 999px; border: 2px solid transparent;
  transition: transform .14s ease, box-shadow .14s ease, background .14s ease, color .14s ease;
  white-space: nowrap;
}
.d-btn--primary { background: var(--d-teal); color: #fff; box-shadow: var(--d-shadow-sm); }
.d-btn--primary:hover { background: var(--d-teal-dk); transform: translateY(-2px); }
.d-btn--accent { background: var(--d-accent); color: #4a3206; }
.d-btn--accent:hover { filter: brightness(1.05); transform: translateY(-2px); }
.d-btn--ghost { background: transparent; color: var(--d-teal-dk); border-color: var(--d-border); }
.d-btn--ghost:hover { border-color: var(--d-teal); color: var(--d-teal-dk); }

/* ----- Header / nav ---------------------------------------------------- */
.d-header { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--d-border); }
.d-header .d-wrap { display: flex; align-items: center; gap: 1rem; padding: .7rem 1.2rem; }
.d-logo { display: inline-flex; align-items: center; gap: .55rem; font-weight: 800; font-size: 1.2rem; color: var(--d-ink); }
.d-logo svg { width: 30px; height: 30px; }
.d-logo span small { display: block; font-size: .62rem; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; color: var(--d-teal); line-height: 1; }
.d-navwrap { display: flex; align-items: center; gap: 1.4rem; margin-left: auto; }
.d-navlinks { display: flex; gap: 1.3rem; list-style: none; margin: 0; padding: 0; }
.d-navlinks a { color: var(--d-ink-2); font-weight: 600; font-size: .96rem; }
.d-navlinks a:hover { color: var(--d-teal); }
.d-header-cta { display: flex; align-items: center; gap: .8rem; }
.d-phone { font-weight: 700; color: var(--d-teal-dk); white-space: nowrap; }
.d-menu-btn { display: none; }

/* mobile nav (CSS-only toggle) */
.d-nav-toggle { position: absolute; opacity: 0; pointer-events: none; }
@media (max-width: 880px) {
  .d-menu-btn {
    display: inline-flex; align-items: center; justify-content: center;
    width: 44px; height: 44px; margin-left: auto;
    border: 1px solid var(--d-border); border-radius: 11px; background: #fff; cursor: pointer;
  }
  .d-menu-btn svg { width: 24px; height: 24px; }
  .d-navwrap {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 1rem;
    background: #fff; border-bottom: 1px solid var(--d-border);
    padding: 1.2rem; margin: 0;
    box-shadow: var(--d-shadow);
    display: none;
  }
  .d-nav-toggle:checked ~ .d-navwrap { display: flex; }
  .d-navlinks { flex-direction: column; gap: .9rem; }
  .d-header-cta { flex-direction: column; align-items: stretch; }
  .d-header-cta .d-btn { width: 100%; }
}

/* ----- Hero ------------------------------------------------------------ */
.d-hero { background: linear-gradient(180deg, var(--d-bg-tint), #fff); }
.d-hero .d-wrap { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(1.5rem, 4vw, 3.5rem); align-items: center; padding-block: clamp(2.5rem, 6vw, 4.5rem); }
.d-eyebrow { display: inline-block; font-weight: 800; letter-spacing: 1.2px; text-transform: uppercase; font-size: .76rem; color: var(--d-teal); background: var(--d-teal-lt); padding: .4rem .8rem; border-radius: 999px; margin-bottom: 1rem; }
.d-hero h1 { font-size: clamp(2rem, 5vw, 3.1rem); letter-spacing: -.5px; }
.d-hero h1 em { color: var(--d-teal); font-style: normal; }
.d-hero p.d-lead { font-size: 1.12rem; color: var(--d-ink-2); max-width: 46ch; margin: 0 0 1.6rem; }
.d-hero__actions { display: flex; flex-wrap: wrap; gap: .8rem; align-items: center; }
.d-hero__note { margin: 1.1rem 0 0; font-size: .9rem; color: var(--d-muted); }
.d-hero__media { position: relative; }
.d-hero__media img { width: 100%; height: 100%; max-height: 460px; object-fit: cover; border-radius: 22px; box-shadow: var(--d-shadow); }
.d-floatbadge { position: absolute; left: -14px; bottom: 22px; background: #fff; border-radius: 14px; padding: .75rem 1rem; box-shadow: var(--d-shadow); display: flex; align-items: center; gap: .6rem; font-weight: 700; font-size: .92rem; }
.d-floatbadge .dot { width: 10px; height: 10px; border-radius: 50%; background: #36c07a; box-shadow: 0 0 0 4px rgba(54,192,122,.18); }

/* ----- Trust strip ----------------------------------------------------- */
.d-trust { background: var(--d-teal); color: #fff; }
.d-trust .d-wrap { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; padding-block: 1.4rem; text-align: center; }
.d-trust .num { font-size: 1.5rem; font-weight: 800; }
.d-trust .lbl { font-size: .85rem; opacity: .9; }

/* ----- Sections -------------------------------------------------------- */
.d-section { padding-block: clamp(3rem, 7vw, 5rem); }
.d-section--tint { background: var(--d-bg-tint2); border-block: 1px solid var(--d-border); }
.d-section__head { max-width: 660px; margin: 0 auto 2.4rem; text-align: center; }
.d-section__head .kicker { font-weight: 800; letter-spacing: 1.2px; text-transform: uppercase; font-size: .78rem; color: var(--d-teal); margin: 0 0 .5rem; }
.d-section__head h2 { font-size: clamp(1.7rem, 3.6vw, 2.3rem); }
.d-section__head p { color: var(--d-muted); margin: 0; font-size: 1.05rem; }

/* ----- Services -------------------------------------------------------- */
.d-services { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.2rem; }
.d-service { background: var(--d-surface); border: 1px solid var(--d-border); border-radius: var(--d-radius); padding: 1.6rem; box-shadow: var(--d-shadow-sm); transition: transform .15s ease, box-shadow .15s ease; }
.d-service:hover { transform: translateY(-4px); box-shadow: var(--d-shadow); }
.d-service__icon { width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; background: var(--d-teal-lt); color: var(--d-teal-dk); margin-bottom: 1rem; }
.d-service__icon svg { width: 28px; height: 28px; }
.d-service h3 { font-size: 1.18rem; margin-bottom: .35rem; }
.d-service p { margin: 0; color: var(--d-ink-2); font-size: .96rem; }

/* ----- About ----------------------------------------------------------- */
.d-about { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.5rem, 4vw, 3rem); align-items: center; }
.d-about__media img { border-radius: 20px; box-shadow: var(--d-shadow); width: 100%; object-fit: cover; }
.d-about h2 { font-size: clamp(1.7rem, 3.4vw, 2.2rem); }
.d-about p { color: var(--d-ink-2); }
.d-checks { list-style: none; margin: 1.2rem 0 0; padding: 0; display: grid; gap: .7rem; }
.d-checks li { display: flex; gap: .6rem; align-items: flex-start; font-weight: 600; color: var(--d-ink); }
.d-checks svg { flex: none; width: 22px; height: 22px; color: var(--d-teal); margin-top: 1px; }

/* ----- Team ------------------------------------------------------------ */
.d-team { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1.4rem; }
.d-member { background: var(--d-surface); border: 1px solid var(--d-border); border-radius: var(--d-radius); overflow: hidden; box-shadow: var(--d-shadow-sm); }
.d-member img { width: 100%; aspect-ratio: 4/5; object-fit: cover; object-position: center; }
.d-member__body { padding: 1.2rem 1.3rem 1.5rem; }
.d-member__body h3 { margin-bottom: .15rem; font-size: 1.2rem; }
.d-member__role { color: var(--d-teal-dk); font-weight: 700; font-size: .9rem; margin: 0 0 .6rem; }
.d-member__body p { margin: 0; color: var(--d-muted); font-size: .92rem; }

/* ----- Testimonials ---------------------------------------------------- */
.d-quotes { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1.2rem; }
.d-quote { background: var(--d-surface); border: 1px solid var(--d-border); border-radius: var(--d-radius); padding: 1.6rem; box-shadow: var(--d-shadow-sm); }
.d-stars { color: var(--d-accent); letter-spacing: 2px; margin-bottom: .6rem; font-size: 1.05rem; }
.d-quote p { margin: 0 0 1rem; color: var(--d-ink-2); font-style: italic; }
.d-quote .d-who { font-weight: 700; color: var(--d-ink); font-style: normal; }

/* ----- Contact / appointment ------------------------------------------ */
.d-contact { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(1.5rem, 4vw, 3rem); align-items: start; }
.d-info { display: grid; gap: 1.1rem; }
.d-info__item { display: flex; gap: .8rem; align-items: flex-start; }
.d-info__item svg { flex: none; width: 24px; height: 24px; color: var(--d-teal); margin-top: 2px; }
.d-info__item h4 { margin: 0 0 .15rem; font-size: 1.02rem; }
.d-info__item p { margin: 0; color: var(--d-ink-2); }
.d-form { background: var(--d-surface); border: 1px solid var(--d-border); border-radius: var(--d-radius); padding: 1.6rem; box-shadow: var(--d-shadow-sm); }
.d-form .d-formnote { font-size: .82rem; color: var(--d-muted); background: var(--d-bg-tint); border: 1px dashed var(--d-border); border-radius: 8px; padding: .55rem .7rem; margin: 0 0 1.1rem; }
.d-field { margin-bottom: 1rem; }
.d-field label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: .35rem; }
.d-field input, .d-field select, .d-field textarea {
  width: 100%; font: inherit; color: var(--d-ink);
  padding: .65rem .8rem; border: 1px solid var(--d-border); border-radius: 10px; background: #fff;
}
.d-field input:focus, .d-field select:focus, .d-field textarea:focus { outline: 2px solid var(--d-teal); outline-offset: 1px; border-color: var(--d-teal); }
.d-form .d-btn { width: 100%; }

/* ----- Footer ---------------------------------------------------------- */
.d-footer { background: #0c2a31; color: #cfe6ea; }
.d-footer .d-wrap { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem; padding-block: 2.8rem; }
.d-footer h4 { color: #fff; font-size: 1rem; margin: 0 0 .8rem; }
.d-footer a { color: #cfe6ea; }
.d-footer a:hover { color: #fff; }
.d-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .5rem; }
.d-footer .d-logo { color: #fff; margin-bottom: .8rem; }
.d-footer .d-logo span small { color: #6fd2e0; }
.d-footer__legal { border-top: 1px solid rgba(255,255,255,.12); }
.d-footer__legal .d-wrap { display: block; padding-block: 1.1rem; font-size: .82rem; color: #9fc2c9; text-align: center; }
.d-footer__legal strong { color: #ffd98a; }

/* ----- Responsive ------------------------------------------------------ */
@media (max-width: 880px) {
  .d-hero .d-wrap { grid-template-columns: 1fr; }
  .d-hero__media { order: -1; }
  .d-about, .d-contact { grid-template-columns: 1fr; }
  .d-footer .d-wrap { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
  .d-trust .d-wrap { grid-template-columns: repeat(2, 1fr); }
}