/* ============================================================
   SafeIsNotSecure — Operation Exodus
   Stylesheet
   ------------------------------------------------------------
   Design tokens are defined as CSS custom properties in :root.
   Layout uses CSS Grid and Flexbox. No third-party frameworks.
   ============================================================ */

/* ---------- Design tokens ---------- */
:root {
  /* Colour palette */
  --color-bg-primary: #071321;
  --color-bg-secondary: #0B1928;
  --color-bg-elevated: #0F2235;
  --color-bg-input: #0A1828;

  --color-text-primary: #FFFFFF;
  --color-text-secondary: #C5D0DC;
  --color-text-muted: #8B98A8;

  --color-accent: #35D66B;
  --color-accent-hover: #2BB85C;
  --color-accent-subtle: rgba(53, 214, 107, 0.12);
  --color-accent-border: rgba(53, 214, 107, 0.35);

  --color-border: #1A2A3A;
  --color-border-light: #243648;

  --color-danger: #E5484D;
  --color-danger-subtle: rgba(229, 72, 77, 0.1);

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

  --fs-xs: 0.8125rem;   /* 13px */
  --fs-sm: 0.875rem;    /* 14px */
  --fs-base: 1rem;      /* 16px */
  --fs-md: 1.125rem;    /* 18px */
  --fs-lg: 1.375rem;    /* 22px */
  --fs-xl: 1.75rem;     /* 28px */
  --fs-2xl: 2.25rem;    /* 36px */
  --fs-3xl: 2.75rem;    /* 44px */

  --fw-regular: 400;
  --fw-medium: 500;
  --fw-semibold: 600;
  --fw-bold: 700;
  --fw-extrabold: 800;

  --lh-tight: 1.15;
  --lh-snug: 1.35;
  --lh-normal: 1.6;

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

  /* Layout */
  --container-max: 1200px;
  --container-narrow: 760px;

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-pill: 999px;

  /* Motion */
  --transition-fast: 150ms ease;
  --transition: 220ms ease;
  --transition-slow: 350ms ease;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.45);

  /* Header height for scroll offset */
  --header-height: 68px;
}

/* ---------- Reset & base ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: var(--lh-normal);
  color: var(--color-text-secondary);
  background-color: var(--color-bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

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

ul {
  list-style: none;
}

h1, h2, h3, h4 {
  color: var(--color-text-primary);
  line-height: var(--lh-tight);
  font-weight: var(--fw-bold);
}

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

/* ---------- Layout utilities ---------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-lg);
}

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

.section-alt {
  background-color: var(--color-bg-secondary);
}

.section-head {
  max-width: 640px;
  margin: 0 auto var(--space-2xl);
  text-align: center;
}

.section-eyebrow {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.section-title {
  font-size: var(--fs-2xl);
  font-weight: var(--fw-bold);
  margin-bottom: var(--space-sm);
}

.section-subtitle {
  font-size: var(--fs-md);
  color: var(--color-text-secondary);
  line-height: var(--lh-normal);
}

/* ---------- Skip link ---------- */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 1000;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-accent);
  color: var(--color-bg-primary);
  font-weight: var(--fw-semibold);
  border-radius: var(--radius-sm);
}

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

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  font-family: inherit;
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: background-color var(--transition), border-color var(--transition), color var(--transition), transform var(--transition-fast);
  text-align: center;
  white-space: nowrap;
}

.btn:active {
  transform: translateY(1px);
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-bg-primary);
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
}

.btn-lg {
  font-size: var(--fs-md);
  padding: 0.95rem 2rem;
}

.btn-block {
  width: 100%;
}

.btn[disabled] {
  opacity: 0.65;
  cursor: not-allowed;
}

/* Button loading spinner */
.btn-spinner {
  display: none;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(7, 19, 33, 0.3);
  border-top-color: var(--color-bg-primary);
  border-radius: 50%;
  animation: spin 700ms linear infinite;
}

.btn.is-loading .btn-label {
  visibility: hidden;
}

.btn.is-loading .btn-spinner {
  display: inline-block;
  position: absolute;
}

.btn.is-loading {
  position: relative;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ---------- Header / Navigation ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(7, 19, 33, 0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  color: var(--color-text-primary);
  font-weight: var(--fw-extrabold);
  font-size: var(--fs-md);
  letter-spacing: -0.01em;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}

.brand-text {
  line-height: 1;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-link {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-text-secondary);
  transition: color var(--transition);
  padding-block: var(--space-xs);
}

.nav-link:hover {
  color: var(--color-text-primary);
}

.nav-cta {
  background-color: var(--color-accent);
  color: var(--color-bg-primary);
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius-sm);
  font-weight: var(--fw-semibold);
}

.nav-cta:hover {
  background-color: var(--color-accent-hover);
  color: var(--color-bg-primary);
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
}

.nav-toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-text-primary);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---------- Hero ---------- */
.hero {
  padding-block: var(--space-3xl) var(--space-2xl);
  background-color: var(--color-bg-primary);
  border-bottom: 1px solid var(--color-border);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: var(--space-2xl);
  align-items: center;
}

.campaign-label {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent);
  padding: 0.35rem 0.8rem;
  border: 1px solid var(--color-accent-border);
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-md);
  background-color: var(--color-accent-subtle);
}

.hero-title {
  font-size: var(--fs-3xl);
  font-weight: var(--fw-extrabold);
  letter-spacing: -0.02em;
  line-height: var(--lh-tight);
  margin-bottom: var(--space-md);
}

.hero-lead {
  font-size: var(--fs-md);
  color: var(--color-text-secondary);
  line-height: var(--lh-normal);
  max-width: 540px;
  margin-bottom: var(--space-lg);
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.hero-meta-item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-text-primary);
}

.hero-meta-icon {
  color: var(--color-accent);
  flex-shrink: 0;
}

.hero-fineprint {
  margin-top: var(--space-sm);
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}

.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-visual svg {
  width: 100%;
  max-width: 520px;
  height: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-secondary);
  box-shadow: var(--shadow-lg);
}

/* ---------- What You Will Learn ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.card {
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: border-color var(--transition), transform var(--transition);
}

.card:hover {
  border-color: var(--color-border-light);
  transform: translateY(-2px);
}

.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background-color: var(--color-accent-subtle);
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

.card-title {
  font-size: var(--fs-md);
  font-weight: var(--fw-semibold);
  margin-bottom: var(--space-xs);
  line-height: var(--lh-snug);
}

.card-text {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  line-height: var(--lh-normal);
}

/* ---------- Who Should Attend ---------- */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.audience-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md);
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.audience-check {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  background-color: var(--color-accent-subtle);
  color: var(--color-accent);
  border-radius: 50%;
}

.audience-label {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-text-primary);
}

.audience-note {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
  font-size: var(--fs-md);
  color: var(--color-text-secondary);
  padding: var(--space-md) var(--space-lg);
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
  border-radius: var(--radius-md);
}

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--space-2xl);
  align-items: center;
}

.about-content .section-eyebrow,
.about-content .section-title {
  text-align: left;
}

.about-content .section-title {
  margin-bottom: var(--space-md);
}

.about-text {
  font-size: var(--fs-md);
  color: var(--color-text-secondary);
  line-height: var(--lh-normal);
  margin-bottom: var(--space-md);
}

.media-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  aspect-ratio: 4 / 3;
  background-color: var(--color-bg-elevated);
  border: 1px dashed var(--color-border-light);
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  text-align: center;
  font-size: var(--fs-sm);
  line-height: var(--lh-snug);
  padding: var(--space-lg);
}

/* ---------- Registration ---------- */
.register-container {
  max-width: 760px;
}

.register-head {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.register-head .section-eyebrow,
.register-head .section-title,
.register-head .section-subtitle {
  text-align: center;
}

.register-form {
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-md);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.form-field label {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-text-primary);
}

.req {
  color: var(--color-accent);
}

.form-field input,
.form-field select {
  font-family: inherit;
  font-size: var(--fs-base);
  color: var(--color-text-primary);
  background-color: var(--color-bg-input);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-sm);
  padding: 0.75rem 0.9rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
}

.form-field input::placeholder {
  color: var(--color-text-muted);
}

.form-field input:focus,
.form-field select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-subtle);
}

.form-field select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23C5D0DC' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.9rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

.form-field select option {
  background-color: var(--color-bg-secondary);
  color: var(--color-text-primary);
}

/* Invalid state */
.form-field.has-error input,
.form-field.has-error select {
  border-color: var(--color-danger);
  background-color: var(--color-danger-subtle);
}

.field-error {
  font-size: var(--fs-xs);
  color: var(--color-danger);
  min-height: 1em;
  line-height: 1.3;
}

/* Consent checkbox */
.form-consent {
  margin: var(--space-md) 0 var(--space-lg);
}

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  cursor: pointer;
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  line-height: var(--lh-normal);
}

.checkbox-label input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.checkbox-box {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border: 1px solid var(--color-border-light);
  border-radius: 4px;
  background-color: var(--color-bg-input);
  color: transparent;
  transition: background-color var(--transition), border-color var(--transition), color var(--transition);
  margin-top: 2px;
}

.checkbox-label input[type="checkbox"]:focus-visible + .checkbox-box {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-box {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-bg-primary);
}

.checkbox-text {
  user-select: none;
}

/* Form status messages */
.form-status {
  margin-top: var(--space-md);
  font-size: var(--fs-sm);
  text-align: center;
  min-height: 1.5em;
}

.form-status.is-success {
  color: var(--color-accent);
  font-weight: var(--fw-medium);
}

.form-status.is-error {
  color: var(--color-danger);
  font-weight: var(--fw-medium);
}

.form-status.is-info {
  color: var(--color-text-secondary);
}

/* ---------- FAQ ---------- */
.faq-container {
  max-width: 760px;
}

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

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-bg-elevated);
  overflow: hidden;
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  font-size: var(--fs-md);
  font-weight: var(--fw-semibold);
  color: var(--color-text-primary);
  text-align: left;
  transition: background-color var(--transition);
}

.faq-question:hover {
  background-color: var(--color-bg-secondary);
}

.faq-icon {
  flex-shrink: 0;
  color: var(--color-text-muted);
  transition: transform var(--transition), color var(--transition);
}

.faq-question[aria-expanded="true"] .faq-icon {
  transform: rotate(180deg);
  color: var(--color-accent);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.faq-answer p {
  padding: 0 var(--space-lg) var(--space-md);
  font-size: var(--fs-base);
  color: var(--color-text-secondary);
  line-height: var(--lh-normal);
}

/* ---------- Footer ---------- */
.site-footer {
  background-color: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-2xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: var(--space-xl);
  padding-bottom: var(--space-xl);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.footer-brand-name {
  font-size: var(--fs-md);
  font-weight: var(--fw-extrabold);
  color: var(--color-text-primary);
}

.footer-campaign {
  font-size: var(--fs-sm);
  color: var(--color-accent);
  font-weight: var(--fw-semibold);
}

.footer-tags {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.footer-label {
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  font-weight: var(--fw-semibold);
}

.footer-label-gap {
  margin-top: var(--space-sm);
}

.footer-link {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  transition: color var(--transition);
}

.footer-link:hover {
  color: var(--color-accent);
}

.footer-social {
  display: flex;
  gap: var(--space-sm);
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  transition: color var(--transition), border-color var(--transition);
}

.social-link:hover {
  color: var(--color-accent);
  border-color: var(--color-accent-border);
}

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

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-md);
  text-align: center;
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}

/* ============================================================
   Responsive
   ============================================================ */

/* ---- Tablet (<= 900px) ---- */
@media (max-width: 900px) {
  :root {
    --space-3xl: 4.5rem;
    --space-2xl: 3rem;
  }

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

  .hero-visual {
    order: 2;
  }

  .hero-content {
    order: 1;
  }

  .hero-title {
    font-size: var(--fs-2xl);
  }

  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .audience-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .about-content .section-eyebrow,
  .about-content .section-title {
    text-align: center;
  }

  .about-media {
    max-width: 420px;
    margin: 0 auto;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

/* ---- Mobile (<= 640px) ---- */
@media (max-width: 640px) {
  :root {
    --header-height: 60px;
    --space-3xl: 3.5rem;
    --space-2xl: 2.5rem;
  }

  .container {
    padding-inline: var(--space-md);
  }

  /* Mobile navigation */
  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background-color: var(--color-bg-secondary);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-sm) var(--space-md);
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition), opacity var(--transition), visibility var(--transition);
    box-shadow: var(--shadow-md);
  }

  .nav-menu.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-link {
    display: block;
    padding: var(--space-sm) var(--space-xs);
    font-size: var(--fs-base);
    border-bottom: 1px solid var(--color-border);
  }

  .nav-link:last-of-type {
    border-bottom: none;
  }

  .nav-cta {
    margin-top: var(--space-sm);
    text-align: center;
  }

  /* Hero */
  .hero {
    padding-block: var(--space-2xl);
  }

  .hero-title {
    font-size: var(--fs-xl);
  }

  .hero-lead {
    font-size: var(--fs-base);
  }

  .hero-meta {
    gap: var(--space-sm);
  }

  .hero-meta-item {
    font-size: var(--fs-xs);
  }

  .btn-lg {
    width: 100%;
    padding: 0.9rem 1.5rem;
    font-size: var(--fs-base);
  }

  /* Cards */
  .card-grid,
  .audience-grid {
    grid-template-columns: 1fr;
  }

  .section-title {
    font-size: var(--fs-xl);
  }

  .section-head {
    margin-bottom: var(--space-xl);
  }

  /* Form */
  .form-row {
    grid-template-columns: 1fr;
    gap: var(--space-sm);
  }

  .register-form {
    padding: var(--space-md);
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    text-align: left;
  }

  .footer-brand,
  .footer-contact,
  .footer-nav {
    grid-column: auto;
  }
}

/* ---- Small mobile (<= 380px) ---- */
@media (max-width: 380px) {
  .brand-text {
    font-size: var(--fs-base);
  }

  .hero-title {
    font-size: var(--fs-lg);
  }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}
/* ---------- Instructor photo ---------- */
.instructor-photo {
  margin: 0;
  aspect-ratio: 1 / 1;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: var(--color-bg-elevated);
}

.instructor-photo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}