/* ============================================================
   THE THROUGHLINE — Global Stylesheet
   Counseling & Psychotherapy
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400;1,500&family=Jost:wght@300;400;500;600&display=swap');

/* ============================================================
   CSS CUSTOM PROPERTIES
   ============================================================ */

:root {
  /* Core palette */
  --cream:          #F5F0E8;
  --cream-dark:     #EDE7D9;
  --cream-darker:   #E4DDD0;
  --navy:           #1C2B3A;
  --navy-mid:       #243447;
  --navy-light:     #2D4057;
  --sepia:          #8B6F4E;
  --sepia-light:    #A68B6A;
  --sepia-pale:     #C4A882;
  --warm-gray:      #7A746C;
  --warm-gray-light:#A09A92;
  --warm-gray-pale: #C8C2BA;
  --ink:            #2A2420;
  --white:          #FDFAF5;

  /* Typography */
  --font-display:   'Cormorant Garamond', Georgia, serif;
  --font-body:      'Jost', 'Helvetica Neue', sans-serif;

  /* Spacing scale */
  --space-xs:   0.25rem;
  --space-sm:   0.5rem;
  --space-md:   1rem;
  --space-lg:   1.5rem;
  --space-xl:   2rem;
  --space-2xl:  3rem;
  --space-3xl:  4rem;
  --space-4xl:  6rem;
  --space-5xl:  8rem;

  /* Layout */
  --container-max:  1140px;
  --container-wide: 1300px;
  --gutter:         1.5rem;

  /* Nav */
  --nav-height: 72px;

  /* Transitions */
  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out:    cubic-bezier(0, 0, 0.2, 1);
  --duration-fast:   150ms;
  --duration-base:   250ms;
  --duration-slow:   400ms;
  --duration-slower: 600ms;

  /* Borders */
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 8px;

  /* Shadows */
  --shadow-sm:   0 1px 3px rgba(28, 43, 58, 0.08);
  --shadow-md:   0 4px 16px rgba(28, 43, 58, 0.10);
  --shadow-lg:   0 8px 32px rgba(28, 43, 58, 0.12);
}

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

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--ink);
  background-color: var(--cream);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

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

/* Display / Hero */
.t-display {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--navy);
}

/* H1 */
.t-h1 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--navy);
}

/* H2 */
.t-h2 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.6rem, 3.5vw, 2.5rem);
  line-height: 1.2;
  color: var(--navy);
}

/* H3 */
.t-h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.2rem, 2.5vw, 1.75rem);
  line-height: 1.3;
  color: var(--navy);
}

/* Tagline — italic Cormorant */
.t-tagline {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  color: var(--sepia);
  letter-spacing: 0.01em;
}

/* Body large */
.t-body-lg {
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  line-height: 1.8;
  color: var(--ink);
}

/* Body standard */
.t-body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--ink);
}

/* Body small */
.t-body-sm {
  font-family: var(--font-body);
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--warm-gray);
}

/* Label / caps */
.t-label {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sepia);
}

/* ============================================================
   LAYOUT UTILITIES
   ============================================================ */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.container--wide {
  max-width: var(--container-wide);
}

.container--narrow {
  max-width: 720px;
}

.container--prose {
  max-width: 680px;
}

/* Section spacing */
.section {
  padding-block: var(--space-4xl);
}

.section--sm {
  padding-block: var(--space-3xl);
}

.section--lg {
  padding-block: var(--space-5xl);
}

/* Grid */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
}

@media (min-width: 768px) {
  .grid-2 {
    grid-template-columns: 1fr 1fr;
  }
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-sm);
  transition: all var(--duration-base) var(--ease-smooth);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

/* Primary — navy fill */
.btn--primary {
  background-color: var(--navy);
  color: var(--cream);
  border: 1.5px solid var(--navy);
}

.btn--primary:hover {
  background-color: var(--navy-light);
  border-color: var(--navy-light);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* Secondary — outlined navy */
.btn--secondary {
  background-color: transparent;
  color: var(--navy);
  border: 1.5px solid var(--navy);
}

.btn--secondary:hover {
  background-color: var(--navy);
  color: var(--cream);
  transform: translateY(-1px);
}

/* Ghost on dark background */
.btn--ghost {
  background-color: transparent;
  color: var(--cream);
  border: 1.5px solid rgba(245, 240, 232, 0.4);
}

.btn--ghost:hover {
  background-color: rgba(245, 240, 232, 0.1);
  border-color: var(--cream);
}

/* Text link with arrow */
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--sepia);
  transition: gap var(--duration-base) var(--ease-smooth);
}

.link-arrow::after {
  content: '→';
  transition: transform var(--duration-base) var(--ease-smooth);
}

.link-arrow:hover {
  gap: 0.6rem;
}

.link-arrow:hover::after {
  transform: translateX(3px);
}

/* ============================================================
   DECORATIVE ELEMENTS
   ============================================================ */

/* Thin sepia rule */
.rule {
  width: 48px;
  height: 1px;
  background-color: var(--sepia);
  display: block;
  margin-block: var(--space-lg);
}

.rule--center {
  margin-inline: auto;
}

.rule--wide {
  width: 80px;
}

/* Section eyebrow */
.eyebrow {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.eyebrow__line {
  width: 32px;
  height: 1px;
  background-color: var(--sepia);
  flex-shrink: 0;
}

/* ============================================================
   NAVIGATION
   ============================================================ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  transition: background-color var(--duration-slow) var(--ease-smooth),
              box-shadow var(--duration-slow) var(--ease-smooth);
}

/* Transparent on hero pages */
.nav--transparent {
  background-color: transparent;
}

/* Scrolled state */
.nav.scrolled {
  background-color: var(--cream);
  box-shadow: 0 1px 0 rgba(28, 43, 58, 0.08);
}

/* Solid nav on inner pages */
.nav--solid {
  background-color: var(--cream);
  border-bottom: 1px solid var(--cream-darker);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding-inline: var(--gutter);
  max-width: var(--container-max);
  margin-inline: auto;
}

/* Logo lockup */
.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  flex-shrink: 0;
}

.nav__logo-img {
  width: 72px;
  height: 72px;
  object-fit: contain;
}

.nav__logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.nav__logo-name {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  color: var(--navy);
  white-space: nowrap;
}

.nav__logo-descriptor {
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--warm-gray);
  margin-top: 2px;
}

/* Desktop links */
.nav__links {
  display: none;
  align-items: center;
  gap: var(--space-xl);
}

@media (min-width: 900px) {
  .nav__links {
    display: flex;
  }
}

.nav__link {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--navy);
  position: relative;
  padding-bottom: 2px;
  transition: color var(--duration-base) var(--ease-smooth);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--sepia);
  transition: width var(--duration-base) var(--ease-smooth);
}

.nav__link:hover {
  color: var(--sepia);
}

.nav__link:hover::after {
  width: 100%;
}

.nav__link.active {
  color: var(--sepia);
}

.nav__link.active::after {
  width: 100%;
}

/* CTA button in nav */
.nav__cta {
  display: none;
}

@media (min-width: 900px) {
  .nav__cta {
    display: inline-flex;
  }
}

/* Hamburger */
.nav__hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  padding: 4px;
  cursor: pointer;
  background: none;
  border: none;
}

@media (min-width: 900px) {
  .nav__hamburger {
    display: none;
  }
}

.nav__hamburger-line {
  display: block;
  width: 100%;
  height: 1.5px;
  background-color: var(--navy);
  transition: all var(--duration-base) var(--ease-smooth);
  transform-origin: center;
}

/* Hamburger open state */
.nav__hamburger.open .nav__hamburger-line:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.nav__hamburger.open .nav__hamburger-line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.nav__hamburger.open .nav__hamburger-line:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* Mobile menu */
.nav__mobile {
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--cream);
  z-index: 999;
  display: flex;
  flex-direction: column;
  padding: var(--space-2xl) var(--gutter);
  transform: translateX(100%);
  transition: transform var(--duration-slow) var(--ease-smooth);
  overflow-y: auto;
}

.nav__mobile.open {
  transform: translateX(0);
}

.nav__mobile-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
  flex: 1;
  padding-top: var(--space-xl);
}

.nav__mobile-link {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 2rem;
  color: var(--navy);
  transition: color var(--duration-base) var(--ease-smooth);
  border-bottom: 1px solid var(--cream-darker);
  padding-bottom: var(--space-xl);
}

.nav__mobile-link:hover {
  color: var(--sepia);
}

.nav__mobile-cta {
  margin-top: var(--space-2xl);
  align-self: flex-start;
}

.nav__mobile-tagline {
  margin-top: auto;
  padding-top: var(--space-2xl);
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--warm-gray);
}

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

.footer {
  background-color: var(--navy);
  color: var(--cream);
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-2xl);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3xl);
}

@media (min-width: 768px) {
  .footer__inner {
    grid-template-columns: 1.6fr 1fr 1fr;
    gap: var(--space-2xl);
  }
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: var(--space-xs);
}

.footer__logo-img {
  width: 72px;
  height: 72px;
  object-fit: contain;
  filter: sepia(0.3) brightness(0.9);
}

.footer__logo-name {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.1rem;
  color: var(--cream);
  letter-spacing: 0.02em;
}

.footer__tagline {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1rem;
  color: var(--sepia-pale);
  font-weight: 300;
  padding-left: calc(72px + 0.5rem);
}

.footer__desc {
  font-size: 0.875rem;
  color: rgba(245, 240, 232, 0.55);
  line-height: 1.7;
  max-width: 300px;
  padding-left: calc(72px + 0.5rem);
}

.footer__col-title {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sepia-pale);
  margin-bottom: var(--space-lg);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.footer__link {
  font-size: 0.875rem;
  color: rgba(245, 240, 232, 0.6);
  transition: color var(--duration-base) var(--ease-smooth);
}

.footer__link:hover {
  color: var(--cream);
}

.footer__divider {
  height: 1px;
  background-color: rgba(245, 240, 232, 0.1);
  margin-block: var(--space-2xl);
}

.footer__legal {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer__legal-text {
  font-size: 0.75rem;
  color: rgba(245, 240, 232, 0.35);
  line-height: 1.6;
}

.footer__crisis {
  font-size: 0.75rem;
  color: rgba(245, 240, 232, 0.5);
  line-height: 1.6;
  margin-top: var(--space-sm);
  padding-top: var(--space-sm);
  border-top: 1px solid rgba(245, 240, 232, 0.08);
}

/* ============================================================
   PAGE HEADER (inner pages)
   ============================================================ */

.page-header {
  padding-top: calc(var(--nav-height) + var(--space-4xl));
  padding-bottom: var(--space-4xl);
  background-color: var(--navy);
  color: var(--cream);
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: 0; right: 0; bottom: 0; left: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(139, 111, 78, 0.12) 0%, transparent 60%);
  pointer-events: none;
}

.page-header__eyebrow {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sepia-pale);
  margin-bottom: var(--space-lg);
}

.page-header__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.1;
  color: var(--cream);
  max-width: 700px;
}

.page-header__sub {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: rgba(245, 240, 232, 0.6);
  margin-top: var(--space-lg);
  max-width: 580px;
}

/* ============================================================
   CARD COMPONENT
   ============================================================ */

.card {
  background-color: var(--white);
  border: 1px solid var(--cream-darker);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  transition: box-shadow var(--duration-base) var(--ease-smooth),
              transform var(--duration-base) var(--ease-smooth);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

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

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--duration-slower) var(--ease-out),
              transform var(--duration-slower) var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 100ms; }
.reveal-delay-2 { transition-delay: 200ms; }
.reveal-delay-3 { transition-delay: 300ms; }
.reveal-delay-4 { transition-delay: 400ms; }

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

@media (max-width: 767px) {
  .hide-mobile { display: none !important; }
  :root { --gutter: 1.25rem; }
}

@media (min-width: 768px) {
  .hide-desktop { display: none !important; }
}

/* ============================================================
   MISC UTILITIES
   ============================================================ */

.text-center { text-align: center; }
.text-navy    { color: var(--navy); }
.text-sepia   { color: var(--sepia); }
.text-cream   { color: var(--cream); }
.text-gray    { color: var(--warm-gray); }

.bg-cream  { background-color: var(--cream); }
.bg-navy   { background-color: var(--navy); }
.bg-white  { background-color: var(--white); }
.bg-cream-dark { background-color: var(--cream-dark); }

.mt-auto { margin-top: auto; }
.mb-0    { margin-bottom: 0; }

/* Body lock when mobile nav open */
body.nav-open {
  overflow: hidden;
}