/*
Theme Name: Tri-Valley Clinic
Theme URI: https://trivalleyclinic.com
Author: Digital Visibility Concepts
Author URI: https://digitalvisibilityconcepts.com
Description: Custom luxury theme for Tri-Valley Clinic. Dark espresso/gold editorial aesthetic.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 7.0
Requires PHP: 8.0
License: Private
Text Domain: tvc
*/

/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root {
  --espresso:    #2C1A0E;
  --gold:        #B8925A;
  --gold-light:  #C9A46A;
  --cream:       #FDFAF6;
  --warm-gray:   #7A6556;
  --border-gold: rgba(184,146,90,0.18);
  --border-gold-hover: rgba(184,146,90,0.45);

  --font-serif:  'Cormorant Garamond', Georgia, serif;
  --font-sans:   'Jost', system-ui, sans-serif;

  --transition:  0.3s ease;
  --shadow-sm:   0 2px 12px rgba(44,26,14,0.08);
  --shadow-md:   0 8px 32px rgba(44,26,14,0.14);
  --shadow-lg:   0 20px 60px rgba(44,26,14,0.20);
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--espresso);
  background: var(--cream);
  overflow-x: hidden;
}

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

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

ul, ol { list-style: none; }

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.15;
  color: var(--espresso);
}

h1 { font-size: clamp(2.8rem, 6vw, 5.5rem); }
h2 { font-size: clamp(2rem,   4vw, 3.5rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2.2rem); }
h4 { font-size: clamp(1.2rem, 2vw, 1.6rem); }
h5 { font-size: 1.1rem; }
h6 { font-size: 1rem; }

p { margin-bottom: 1.2em; }
p:last-child { margin-bottom: 0; }

.eyebrow {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  display: block;
  margin-bottom: 0.75rem;
}

.lead {
  font-size: 1.15rem;
  line-height: 1.8;
  color: var(--warm-gray);
}

/* ============================================================
   LAYOUT UTILITIES
   ============================================================ */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

.container--narrow {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section { padding: 100px 0; }
.section--sm { padding: 60px 0; }
.section--lg { padding: 140px 0; }

/* Light/dark alternation rule — never stack dark sections */
.section--dark {
  background: var(--espresso);
  color: var(--cream);
}
.section--dark h1,
.section--dark h2,
.section--dark h3,
.section--dark h4 { color: var(--cream); }

.section--cream  { background: var(--cream); }
.section--white  { background: #fff; }
.section--gold-tint { background: rgba(184,146,90,0.05); }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  white-space: nowrap;
  text-decoration: none;
}

.btn--primary {
  background: var(--gold);
  color: var(--cream);
  padding: 16px 34px;
}
.btn--primary:hover { background: var(--gold-light); }

.btn--outline {
  background: transparent;
  color: var(--cream);
  padding: 14px 32px;
  border: 1px solid rgba(255,255,255,0.35);
}
.btn--outline:hover {
  border-color: var(--gold);
  color: var(--gold);
}

.btn--outline-dark {
  background: transparent;
  color: var(--espresso);
  padding: 14px 32px;
  border: 1px solid var(--espresso);
}
.btn--outline-dark:hover {
  background: var(--espresso);
  color: var(--cream);
}

.btn--gold-text {
  background: transparent;
  color: var(--gold);
  padding: 0;
  font-size: 0.72rem;
  letter-spacing: 0.15em;
}
.btn--gold-text::after {
  content: ' →';
  transition: transform var(--transition);
}
.btn--gold-text:hover::after { transform: translateX(4px); }

/* ============================================================
   GOLD DIVIDER
   ============================================================ */
.gold-rule {
  width: 48px;
  height: 1px;
  background: var(--gold);
  display: block;
  margin: 1.5rem 0;
}

.gold-rule--center { margin: 1.5rem auto; }

/* ============================================================
   CARDS
   ============================================================ */
.card {
  background: #fff;
  border: 1px solid var(--border-gold);
  transition: transform var(--transition), box-shadow var(--transition);
}
.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

/* ============================================================
   SECTION HEADERS (reused across all pages)
   ============================================================ */
.section-header {
  margin-bottom: 3.5rem;
}
.section-header--center { text-align: center; }
.section-header--center .gold-rule { margin: 1.5rem auto; }

/* ============================================================
   DOCTOR AVATARS (shared CTA component)
   ============================================================ */
.doctor-avatars {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.doctor-avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--gold);
  flex-shrink: 0;
}

.doctor-avatars__text { font-size: 0.8rem; }
.doctor-avatars__name { font-weight: 500; color: var(--espresso); display: block; }
.doctor-avatars__role { color: var(--warm-gray); font-size: 0.72rem; }

/* ============================================================
   ACCORDION
   ============================================================ */
.accordion__item {
  border-bottom: 1px solid var(--border-gold);
}

.accordion__trigger {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.4rem 0;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  background: transparent;
  border: none;
  cursor: pointer;
  text-align: left;
  color: var(--espresso);
  transition: color var(--transition);
}
.accordion__trigger:hover { color: var(--gold); }

.accordion__icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  position: relative;
  transition: transform var(--transition);
}
.accordion__icon::before,
.accordion__icon::after {
  content: '';
  position: absolute;
  background: var(--gold);
  border-radius: 1px;
}
.accordion__icon::before { width: 100%; height: 1px; top: 50%; left: 0; transform: translateY(-50%); }
.accordion__icon::after  { width: 1px; height: 100%; left: 50%; top: 0; transform: translateX(-50%) scaleY(1); transition: transform var(--transition); }

.accordion__item.is-open .accordion__icon::after { transform: translateX(-50%) scaleY(0); }

.accordion__content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}
.accordion__body { padding-bottom: 1.4rem; color: var(--warm-gray); line-height: 1.8; }

/* ============================================================
   ANIMATIONS
   ============================================================ */

/* Scan line (hero) */
@keyframes scanLine {
  0%   { top: -2px; opacity: 1; }
  100% { top: 100%; opacity: 0; }
}

/* Scroll indicator */
@keyframes scrollLine {
  0%   { transform: translateY(-100%); }
  100% { transform: translateY(100%); }
}

/* Ping pulse */
@keyframes ping2 {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50%       { opacity: 0;   transform: scale(1.6); }
}

/* Fade up (general reveal) */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Fade in */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* Wipe in from left (hero image) */
@keyframes wipeInLeft {
  from { clip-path: inset(0 100% 0 0); }
  to   { clip-path: inset(0 0% 0 0); }
}

/* Gold shimmer on text */
@keyframes shimmer {
  0%   { background-position: -200% center; }
  100% { background-position:  200% center; }
}

/* IV drip animations */
@keyframes bagSway {
  0%, 100% { transform: rotate(-1deg); }
  50%       { transform: rotate(1deg); }
}
@keyframes dropForm {
  0%, 60% { transform: scaleY(0); opacity: 0; }
  80%      { transform: scaleY(1); opacity: 1; }
  100%     { transform: scaleY(1) translateY(8px); opacity: 0; }
}
@keyframes chamberFill {
  0%   { height: 10px; }
  100% { height: 32px; }
}
@keyframes tubeFlow {
  0%   { stroke-dashoffset: 200; }
  100% { stroke-dashoffset: 0; }
}
@keyframes glowPulse {
  0%, 100% { opacity: 0.4; }
  50%       { opacity: 1; }
}
@keyframes liquidLevel {
  0%   { transform: translateY(0); }
  100% { transform: translateY(-8px); }
}

/* Utility animation classes */
.animate-fade-up   { animation: fadeUp 0.7s ease forwards; }
.animate-fade-in   { animation: fadeIn 0.6s ease forwards; }
.animate-wipe-left { animation: wipeInLeft 1.2s cubic-bezier(0.77,0,0.18,1) forwards; }

/* Intersection observer reveal */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   FORM ELEMENTS
   ============================================================ */
.form-group { margin-bottom: 1.25rem; }

.form-label {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--warm-gray);
  margin-bottom: 0.5rem;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 14px 16px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  background: transparent;
  border: 1px solid var(--border-gold);
  color: var(--espresso);
  outline: none;
  transition: border-color var(--transition);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus { border-color: var(--gold); }

.form-textarea { resize: vertical; min-height: 140px; }

/* Dark form (on dark backgrounds) */
.form--dark .form-input,
.form--dark .form-textarea,
.form--dark .form-select {
  border-color: rgba(255,255,255,0.2);
  color: var(--cream);
  background: rgba(255,255,255,0.05);
}
.form--dark .form-input::placeholder,
.form--dark .form-textarea::placeholder { color: rgba(255,255,255,0.35); }
.form--dark .form-label { color: rgba(255,255,255,0.55); }
.form--dark .form-input:focus,
.form--dark .form-textarea:focus { border-color: var(--gold); }

/* ============================================================
   RESPONSIVE UTILITIES
   ============================================================ */
@media (max-width: 1024px) {
  .section { padding: 80px 0; }
  .container { padding: 0 1.5rem; }
}

@media (max-width: 768px) {
  .section { padding: 60px 0; }
  .container { padding: 0 1.25rem; }
  h1 { font-size: 2.6rem; }
  h2 { font-size: 2rem; }
}

@media (max-width: 480px) {
  .section { padding: 48px 0; }
  h1 { font-size: 2.2rem; }
}