/* ==========================================================================
   NORELLA · STYLES.CSS
   Palette: #E9E5E0 · #EC650D · #BEBFBC · #FBFBFA · #F4F4F3 · #D3D3D1
            #7A6150 · #9FA19D · #697E99 · #F4EEE8
   Fonts:   Maitree (H1, H2, CTAs) · Roboto (H3, body, nav)
   ========================================================================== */

/* ==========================================================================
   1. CSS VARIABLES
   ========================================================================== */

:root {
  /* Colors */
  --color-bg:           #FBFBFA;
  --color-bg-warm:      #F4EEE8;
  --color-bg-neutral:   #F4F4F3;
  --color-bg-mid:       #E9E5E0;
  --color-bg-dark:      #7A6150;
  --color-accent:       #EC650D;
  --color-border:       #D3D3D1;
  --color-border-light: #BEBFBC;
  --color-muted:        #9FA19D;
  --color-blue-muted:   #697E99;
  --color-text:         #2C2420;
  --color-text-body:    #4A3E38;
  --color-text-light:   #7A6150;

  /* Typography */
  --font-display:  'Maitree', Georgia, serif;
  --font-body:     'Roboto', system-ui, sans-serif;

  /* Type scale */
  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.25rem;
  --text-2xl:  1.5rem;
  --text-3xl:  1.875rem;
  --text-4xl:  2.5rem;
  --text-5xl:  3.25rem;

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Layout */
  --container-max: 1080px;
  --container-narrow: 680px;

  /* Transitions */
  --transition: 200ms ease;
}

/* ==========================================================================
   2. RESET & BASE
   ========================================================================== */

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

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

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-text-body);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

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

ul {
  list-style: none;
}

/* ==========================================================================
   3. TYPOGRAPHY
   ========================================================================== */

/* H1 — Maitree: the main thesis, the opening problem statement */
h1 {
  font-family: var(--font-display);
  font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl));
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

/* H2 — Maitree: section headings that advance the argument */
h2 {
  font-family: var(--font-display);
  font-size: clamp(var(--text-2xl), 3.5vw, var(--text-4xl));
  font-weight: 500;
  line-height: 1.25;
  color: var(--color-text);
  letter-spacing: -0.015em;
}

/* H3 — Roboto: testimonial names and program names (utility layer) */
h3 {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-light);
}

p {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.75;
  color: var(--color-text-body);
}

/* ==========================================================================
   4. LAYOUT — CONTAINERS & SECTIONS
   ========================================================================== */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

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

.section {
  padding-block: var(--space-20);
}

/* Section alternation for visual rhythm */
.section--hero       { background-color: var(--color-bg); }
.section--reframe    { background-color: var(--color-bg-warm); }
.section--mechanism  { background-color: var(--color-bg-neutral); }
.section--testimonials { background-color: var(--color-bg); }
.section--programs   { background-color: var(--color-bg-neutral); }
.section--cta        { background-color: #2C2420; }
.section--about      { background-color: var(--color-bg-warm); }
.section--faq        { background-color: var(--color-bg); }
.section--newsletter { background-color: var(--color-bg-neutral); }

/* Accent rule between sections */
.accent-rule {
  height: 2px;
  background-color: var(--color-accent);
  width: 48px;
  margin-inline: auto;
  display: block;
}

/* ==========================================================================
   5. NAVIGATION
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-6);
  height: 56px;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-accent);
  letter-spacing: -0.01em;
}

.nav-link {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 400;
  color: var(--color-text-light);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: color var(--transition);
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--color-accent);
}

/* ==========================================================================
   6. HERO
   ========================================================================== */

.section--hero {
  padding-block-start: var(--space-24);
  padding-block-end: var(--space-20);
}

.section--hero h1 {
  margin-bottom: var(--space-8);
}

.hero-subtext {
  font-size: var(--text-lg);
  line-height: 1.7;
  color: var(--color-text-body);
  margin-bottom: var(--space-4);
}

.hero-subtext--callout {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 500;
  color: var(--color-text);
  margin-top: var(--space-6);
  padding-left: var(--space-6);
  border-left: 3px solid var(--color-accent);
}

/* ==========================================================================
   7. REFRAME SECTION
   ========================================================================== */

.section--reframe h2 {
  margin-bottom: var(--space-6);
}

.section--reframe p {
  margin-bottom: var(--space-4);
}

.callout-text {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 500;
  color: var(--color-text);
  margin-top: var(--space-8);
  margin-bottom: 0;
}

/* ==========================================================================
   8. MECHANISM SECTION
   ========================================================================== */

.eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
  display: block;
}

.section--mechanism h2 {
  margin-bottom: var(--space-6);
}

.section--mechanism p {
  margin-bottom: var(--space-4);
}

.mechanism-inline {
  margin-top: var(--space-8);
  margin-bottom: var(--space-6);
}

.mechanism-label-inline {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 400;
  color: var(--color-muted);
  letter-spacing: 0.04em;
}

.mechanism-term-inline {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-muted);
  letter-spacing: 0.04em;
}

/* ==========================================================================
   9. TESTIMONIALS
   ========================================================================== */

.section-heading-centered {
  text-align: center;
  margin-bottom: var(--space-12);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
  margin-bottom: var(--space-12);
}

.testimonial-card {
  background-color: var(--color-bg-neutral);
  border: 1px solid var(--color-border);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.testimonial-card h3 {
  margin-bottom: var(--space-3);
  color: var(--color-accent);
}

.testimonial-story p {
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-text-body);
}

.testimonial-quote {
  border-left: 2px solid var(--color-accent);
  padding-left: var(--space-4);
  margin-top: auto;
}

.testimonial-quote p {
  font-family: var(--font-body);
  font-style: italic;
  font-size: var(--text-sm);
  line-height: 1.65;
  color: var(--color-text);
}

.testimonials-transition {
  max-width: var(--container-narrow);
  margin-inline: auto;
  text-align: center;
  font-size: var(--text-lg);
  margin-bottom: var(--space-4);
}

/* ==========================================================================
   10. PROGRAMS
   ========================================================================== */

.section--programs .section-heading-centered {
  max-width: var(--container-narrow);
  margin-inline: auto;
  margin-bottom: var(--space-12);
}

.programs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-6);
  align-items: start;
}

.program-card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.program-card__header {
  padding: var(--space-8) var(--space-8) var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.program-type {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--space-3);
}

.program-card h3 {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.program-card__body {
  padding: var(--space-6) var(--space-8);
  flex: 1;
}

.program-card__body > p {
  font-size: var(--text-sm);
  line-height: 1.7;
  margin-bottom: var(--space-6);
}

.program-moment {
  background-color: var(--color-bg-warm);
  padding: var(--space-4) var(--space-5);
  margin-bottom: var(--space-6);
}

.program-moment__label {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}

.program-moment p:not(.program-moment__label) {
  font-size: var(--text-sm);
  line-height: 1.65;
  font-style: italic;
  color: var(--color-text);
}

.program-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.program-details li {
  font-size: var(--text-xs);
  color: var(--color-muted);
  padding-left: var(--space-4);
  position: relative;
  letter-spacing: 0.03em;
}

.program-details li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--color-border-light);
}

.program-card__footer {
  padding: var(--space-6) var(--space-8) var(--space-8);
  border-top: 1px solid var(--color-border);
  margin-top: auto;
}

.program-price {
  font-size: var(--text-sm);
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.program-price strong {
  font-weight: 500;
  color: var(--color-text);
}

.program-payment {
  font-size: var(--text-xs);
  color: var(--color-muted);
  letter-spacing: 0.03em;
}

/* ==========================================================================
   11. CTA SECTION
   ========================================================================== */

.section--cta {
  padding-block: var(--space-24);
}

.section--cta .container {
  text-align: center;
}

.cta-urgency {
  font-family: var(--font-display);
  font-size: clamp(var(--text-lg), 2.5vw, var(--text-2xl));
  font-weight: 400;
  color: rgba(251, 251, 250, 0.75);
  margin-bottom: var(--space-8);
  line-height: 1.6;
}

.section--cta h2 {
  color: #FBFBFA;
  margin-bottom: var(--space-6);
  font-size: clamp(var(--text-xl), 3vw, var(--text-3xl));
  font-weight: 500;
}

.section--cta strong {
  color: rgba(251, 251, 250, 0.90);
  display: block;
  margin-bottom: var(--space-8);
}

/* ==========================================================================
   12. BUTTONS
   ========================================================================== */

/* CTA buttons use Maitree per spec */
.btn {
  display: inline-block;
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 500;
  text-align: center;
  padding: var(--space-4) var(--space-10);
  cursor: pointer;
  border-radius: 4px;
  transition: background-color var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
  letter-spacing: 0.02em;
  text-decoration: none;
}

.btn:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
}

/* Primary: used in the CTA section on dark background */
.btn--primary {
  background-color: #EC650D;
  color: #FFFFFF;
  border: 2px solid #EC650D;
  border-radius: 4px;
}

.btn--primary:hover {
  background-color: #D45A0A;
  border-color: #D45A0A;
  transform: translateY(-1px);
}

/* Secondary: newsletter button on neutral background */
.btn--secondary {
  background-color: transparent;
  color: var(--color-accent);
  border: 1.5px solid var(--color-accent);
  border-radius: 4px;
}

.btn--secondary:hover {
  background-color: var(--color-accent);
  color: #FBFBFA;
  transform: translateY(-1px);
}

/* ==========================================================================
   13. ABOUT SECTION
   ========================================================================== */

.about-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: var(--space-12);
  align-items: start;
}

.about-photo {
  width: 100%;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background-color: var(--color-bg-mid);
}

.about-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.about-photo__placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  border: 1.5px dashed var(--color-border-light);
  background-color: var(--color-bg-mid);
  min-height: 300px;
}

.about-photo__label {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-light);
}

.about-photo__hint {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--color-muted);
}

.about-intro {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-6);
}

.about-text p:not(.about-intro) {
  margin-bottom: var(--space-4);
  font-size: var(--text-lg);
}

.program-extendable {
  font-size: var(--text-xs);
  color: var(--color-muted);
  font-style: italic;
}

@media (max-width: 640px) {
  .about-layout {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  .about-photo {
    max-width: 240px;
  }
}

/* ==========================================================================
   14. FAQ
   ========================================================================== */

.section--faq h2 {
  margin-bottom: var(--space-10);
}

.faq-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--color-border);
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-question {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 400;
  color: var(--color-text);
  cursor: pointer;
  padding: var(--space-6) 0;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: color var(--transition);
  user-select: none;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question::after {
  content: '+';
  font-size: var(--text-xl);
  font-weight: 300;
  color: var(--color-accent);
  flex-shrink: 0;
  margin-left: var(--space-4);
  transition: transform var(--transition);
}

details[open] .faq-question::after {
  transform: rotate(45deg);
}

.faq-question:hover {
  color: var(--color-accent);
}

.faq-answer {
  padding-bottom: var(--space-6);
  padding-right: var(--space-8);
}

.faq-answer p {
  font-size: var(--text-sm);
  line-height: 1.75;
  margin-bottom: var(--space-3);
}

.faq-answer p:last-child {
  margin-bottom: 0;
}

/* ==========================================================================
   15. NEWSLETTER
   ========================================================================== */

.section--newsletter h2 {
  margin-bottom: var(--space-4);
}

.section--newsletter p {
  margin-bottom: var(--space-4);
  font-size: var(--text-lg);
}

.section--newsletter .btn {
  margin-top: var(--space-4);
}

/* ==========================================================================
   16. FOOTER
   ========================================================================== */

.site-footer {
  background-color: var(--color-text);
  padding-block: var(--space-10);
}

.footer-name {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-bg);
  margin-bottom: var(--space-1);
}

.footer-tagline {
  font-size: var(--text-sm);
  color: var(--color-muted);
  margin-bottom: var(--space-4);
}

.footer-copy {
  font-size: var(--text-xs);
  color: #5A5A5A;
  letter-spacing: 0.02em;
}

/* ==========================================================================
   17. FOCUS & ACCESSIBILITY
   ========================================================================== */

:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  background: var(--color-accent);
  color: #fff;
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  z-index: 200;
  transition: top var(--transition);
}

.skip-link:focus {
  top: var(--space-2);
}

/* ==========================================================================
   18. REDUCED MOTION
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
  html {
    scroll-behavior: auto;
  }
}

/* ==========================================================================
   19. RESPONSIVE
   ========================================================================== */

@media (max-width: 768px) {
  .section {
    padding-block: var(--space-16);
  }

  .section--hero {
    padding-block-start: var(--space-16);
  }

  .section--cta {
    padding-block: var(--space-16);
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .programs-grid {
    grid-template-columns: 1fr;
  }

  .hero-subtext--callout {
    font-size: var(--text-lg);
  }

  .callout-text {
    font-size: var(--text-lg);
  }

  .cta-urgency {
    font-size: var(--text-lg);
  }

  .btn {
    padding: var(--space-4) var(--space-8);
    width: 100%;
    max-width: 320px;
  }
}

@media (max-width: 480px) {
  .container {
    padding-inline: var(--space-4);
  }

  h1 {
    font-size: var(--text-3xl);
  }

  .mechanism-term {
    font-size: var(--text-2xl);
  }
}