/* Combat Defence Systems -- Mockup Styles */

:root {
  --font-display: 'Rajdhani', sans-serif;
  --font-body: 'Source Sans 3', sans-serif;

  --text-hero: 4.5rem;
  --text-h1: 3.5rem;
  --text-h2: 2.5rem;
  --text-h3: 1.75rem;
  --text-h4: 1.375rem;
  --text-h5: 1.125rem;
  --text-h6: 0.875rem;
  --text-body: 1.0625rem;
  --text-body-sm: 0.9375rem;
  --text-caption: 0.8125rem;
  --text-overline: 0.75rem;

  --color-bg: #121214;
  --color-bg-elevated: #1A1A1D;
  --color-bg-sunken: #0A0A0C;
  --color-text: #F2F0EB;
  --color-text-muted: #8C8C8C;
  --color-text-dim: #5A5A5C;
  --color-accent: #E85D04;
  --color-accent-hover: #F48C06;
  --color-accent-subtle: rgba(232, 93, 4, 0.12);
  --color-secondary: #D4A373;
  --color-border: #2A2A2D;
  --color-border-hover: #3A3A3D;
  --color-error: #E03131;
  --color-success: #2F9E44;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 6rem;
  --space-10: 8rem;

  --max-width: 1280px;
  --radius: 0;
}

@media (max-width: 1080px) {
  :root {
    --text-hero: 4rem;
    --text-h1: 3rem;
    --text-h2: 2.25rem;
    --text-h3: 1.625rem;
  }
}

@media (max-width: 768px) {
  :root {
    --text-hero: 3rem;
    --text-h1: 2.5rem;
    --text-h2: 2rem;
    --text-h3: 1.5rem;
  }
}

@media (max-width: 480px) {
  :root {
    --text-hero: 2.5rem;
    --text-h1: 2rem;
    --text-h2: 1.75rem;
    --text-h3: 1.375rem;
  }
}

/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; border-radius: var(--radius); }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; font-size: inherit; }

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

/* Skip link */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-accent);
  color: var(--color-text);
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-display);
  font-weight: 600;
  z-index: 200;
}
.skip-link:focus { top: 0; }

/* Container */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding-left: var(--space-7);
  padding-right: var(--space-7);
}
@media (max-width: 768px) {
  .container { padding-left: var(--space-5); padding-right: var(--space-5); }
}

/* Typography utilities */
.font-display { font-family: var(--font-display); }
.overline {
  font-family: var(--font-display);
  font-size: var(--text-overline);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-secondary);
  display: block;
  margin-bottom: var(--space-3);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  font-family: var(--font-display);
  font-size: var(--text-h5);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: var(--radius);
  min-height: 44px;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.btn-primary {
  background: var(--color-accent);
  color: var(--color-text);
}
.btn-primary:hover { background: var(--color-accent-hover); }
.btn-secondary {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.btn-secondary:hover { border-color: var(--color-accent); }

/* Triangle motif */
.triangle {
  width: 0;
  height: 0;
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
  border-left: 10px solid var(--color-secondary);
}
.triangle-accent {
  border-left-color: var(--color-accent);
}

/* Section divider */
.section-divider {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-6) 0;
}
.section-divider::before,
.section-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: transparent;
  transition: background 0.2s ease, border-color 0.2s ease;
  border-bottom: 1px solid transparent;
}
.nav--scrolled {
  background: var(--color-bg);
  border-bottom-color: var(--color-border);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.nav__logo img { height: 40px; width: auto; }
.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}
.nav__link {
  font-family: var(--font-display);
  font-size: var(--text-h5);
  font-weight: 500;
  color: var(--color-text);
  padding: var(--space-2) 0;
  border-bottom: 2px solid transparent;
  transition: border-color 0.15s ease;
}
.nav__link:hover,
.nav__link--active { border-bottom-color: var(--color-accent); }
.nav__cta { display: flex; align-items: center; gap: var(--space-4); }
.nav__phone {
  font-family: var(--font-display);
  font-size: var(--text-h5);
  font-weight: 600;
  color: var(--color-text-muted);
}
.nav__phone:hover { color: var(--color-accent); }
.nav__toggle {
  display: none;
  width: 44px;
  height: 44px;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
}
.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

@media (max-width: 1080px) {
  .nav__links { display: none; }
  .nav__cta .btn { display: none; }
  .nav__toggle { display: flex; }
  .nav__phone { display: none; }
}

/* Mobile menu */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--color-bg-sunken);
  z-index: 150;
  display: none;
  flex-direction: column;
  padding: var(--space-7);
}
.mobile-menu.is-open { display: flex; }
.mobile-menu__close {
  align-self: flex-end;
  width: 44px;
  height: 44px;
  font-size: 1.5rem;
  color: var(--color-text);
}
.mobile-menu__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  margin-top: var(--space-8);
}
.mobile-menu__link {
  font-family: var(--font-display);
  font-size: var(--text-h2);
  font-weight: 600;
  color: var(--color-text);
}
.mobile-menu__link:hover { color: var(--color-accent); }
.mobile-menu__sub {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding-left: var(--space-5);
  margin-top: var(--space-3);
}
.mobile-menu__sub a {
  font-size: var(--text-h4);
  color: var(--color-text-muted);
}
.mobile-menu__sub a:hover { color: var(--color-accent); }
.mobile-menu__bottom {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.mobile-menu__phone {
  font-family: var(--font-display);
  font-size: var(--text-h3);
  font-weight: 600;
  color: var(--color-accent);
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 72px;
  background: var(--color-bg);
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  opacity: 0.15;
  background-image: url('https://www.combatdefencesystems.com/wp-content/uploads/2020/08/jeet-kune-do-concepts-900x900-1-380x380.jpg');
  background-size: cover;
  background-position: center;
  filter: grayscale(100%);
}
.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, var(--color-bg) 0%, transparent 50%, var(--color-bg) 100%);
}
.hero__content {
  position: relative;
  z-index: 2;
  max-width: 800px;
}
.hero__overline {
  font-family: var(--font-display);
  font-size: var(--text-overline);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}
.hero__title {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-5);
}
.hero__subtitle {
  font-size: var(--text-body);
  color: var(--color-text-muted);
  max-width: 560px;
  margin-bottom: var(--space-6);
}
.hero__actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}
.hero__quote {
  margin-top: var(--space-9);
  padding-left: var(--space-5);
  border-left: 2px solid var(--color-border);
  font-style: italic;
  color: var(--color-text-muted);
}
.hero__quote cite {
  display: block;
  margin-top: var(--space-2);
  font-style: normal;
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--color-text-dim);
}

@media (max-width: 768px) {
  .hero { min-height: auto; padding: calc(72px + var(--space-8)) 0 var(--space-9); }
  .hero__actions { flex-direction: column; align-items: flex-start; }
}

/* Sections */
.section {
  padding: var(--space-9) 0;
}
.section--dark {
  background: var(--color-bg-sunken);
}
.section__header {
  max-width: 640px;
  margin-bottom: var(--space-8);
}
.section__title {
  font-family: var(--font-display);
  font-size: var(--text-h2);
  font-weight: 600;
  line-height: 1.15;
  margin-bottom: var(--space-4);
}
.section__body {
  color: var(--color-text-muted);
  max-width: 560px;
}

/* Programs grid */
.programs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}
@media (max-width: 1080px) {
  .programs-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .programs-grid { grid-template-columns: 1fr; }
}

.program-card {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  padding: var(--space-6);
  position: relative;
  transition: border-color 0.15s ease;
}
.program-card:hover { border-color: var(--color-border-hover); }
.program-card__corner {
  position: absolute;
  top: 0;
  right: 0;
  width: 0;
  height: 0;
  border-top: 12px solid var(--color-accent);
  border-left: 12px solid transparent;
}
.program-card__number {
  font-family: var(--font-display);
  font-size: var(--text-h1);
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: var(--space-4);
}
.program-card__title {
  font-family: var(--font-display);
  font-size: var(--text-h3);
  font-weight: 600;
  margin-bottom: var(--space-3);
}
.program-card__desc {
  color: var(--color-text-muted);
  margin-bottom: var(--space-5);
}
.program-card__link {
  font-family: var(--font-display);
  font-size: var(--text-h5);
  font-weight: 600;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}
.program-card__link:hover { color: var(--color-accent-hover); }

/* Kids section */
.kids-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: center;
}
@media (max-width: 768px) {
  .kids-section { grid-template-columns: 1fr; }
}
.kids-section__image img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.kids-section__content ul {
  margin-top: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.kids-section__content li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  color: var(--color-text-muted);
}

/* Instructors */
.instructors-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-5);
}
@media (max-width: 1080px) {
  .instructors-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 640px) {
  .instructors-grid { grid-template-columns: repeat(2, 1fr); }
}
.instructor-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.instructor-card__photo {
  aspect-ratio: 1 / 1;
  object-fit: cover;
  filter: grayscale(20%);
  transition: filter 0.2s ease;
}
.instructor-card:hover .instructor-card__photo { filter: grayscale(0%); }
.instructor-card__name {
  font-family: var(--font-display);
  font-size: var(--text-h4);
  font-weight: 600;
}
.instructor-card__role {
  font-size: var(--text-body-sm);
  color: var(--color-text-muted);
}

/* Testimonials */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}
@media (max-width: 768px) {
  .testimonials-grid { grid-template-columns: 1fr; }
}
.testimonial {
  border-left: 2px solid var(--color-accent);
  padding-left: var(--space-5);
}
.testimonial__quote {
  font-style: italic;
  line-height: 1.65;
  margin-bottom: var(--space-4);
}
.testimonial__author {
  font-family: var(--font-display);
  font-size: var(--text-h5);
  font-weight: 600;
  color: var(--color-text-muted);
}

/* Location / CTA */
.cta-section {
  text-align: center;
  padding: var(--space-10) 0;
}
.cta-section__title {
  font-family: var(--font-display);
  font-size: var(--text-h2);
  font-weight: 600;
  margin-bottom: var(--space-4);
}
.cta-section__body {
  color: var(--color-text-muted);
  max-width: 480px;
  margin: 0 auto var(--space-6);
}

/* Footer */
.footer {
  background: var(--color-bg-sunken);
  border-top: 1px solid var(--color-border);
  padding: var(--space-9) 0 var(--space-6);
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-6);
  margin-bottom: var(--space-8);
}
@media (max-width: 768px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .footer__grid { grid-template-columns: 1fr; }
}
.footer__brand img { height: 48px; margin-bottom: var(--space-4); }
.footer__address {
  color: var(--color-text-muted);
  font-size: var(--text-body-sm);
  line-height: 1.7;
}
.footer__heading {
  font-family: var(--font-display);
  font-size: var(--text-h5);
  font-weight: 600;
  margin-bottom: var(--space-4);
}
.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.footer__link {
  font-size: var(--text-body-sm);
  color: var(--color-text-muted);
  transition: color 0.15s ease;
}
.footer__link:hover { color: var(--color-accent); }
.footer__bottom {
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-5);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
}
.footer__copy {
  font-size: var(--text-caption);
  color: var(--color-text-dim);
}
.footer__socials {
  display: flex;
  gap: var(--space-4);
}
.footer__social {
  font-family: var(--font-display);
  font-size: var(--text-caption);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  transition: color 0.15s ease;
}
.footer__social:hover { color: var(--color-accent); }

/* About page */
.about-hero {
  padding: calc(72px + var(--space-9)) 0 var(--space-8);
}
.about-founder {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: center;
  padding: var(--space-9) 0;
}
@media (max-width: 768px) {
  .about-founder { grid-template-columns: 1fr; }
}
.about-founder__image img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

/* Timetable */
.timetable {
  width: 100%;
  border-collapse: collapse;
  margin-top: var(--space-6);
}
.timetable th,
.timetable td {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  font-size: var(--text-body-sm);
}
.timetable th {
  font-family: var(--font-display);
  font-size: var(--text-h5);
  font-weight: 600;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  background: var(--color-bg-elevated);
}
.timetable td { color: var(--color-text-muted); }
.timetable tr:hover td { color: var(--color-text); }

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  padding: var(--space-9) 0;
}
@media (max-width: 768px) {
  .contact-grid { grid-template-columns: 1fr; }
}
.contact-info__item {
  margin-bottom: var(--space-5);
}
.contact-info__label {
  font-family: var(--font-display);
  font-size: var(--text-h6);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-1);
}
.contact-info__value {
  font-family: var(--font-display);
  font-size: var(--text-h4);
  font-weight: 600;
}
.contact-info__value a:hover { color: var(--color-accent); }

/* Forms */
.form-group { margin-bottom: var(--space-5); }
.form-label {
  font-family: var(--font-display);
  font-size: var(--text-h6);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
  display: block;
}
.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  font-size: var(--text-body);
  border-radius: var(--radius);
  min-height: 44px;
  transition: border-color 0.15s ease;
}
.form-textarea { min-height: 120px; resize: vertical; }
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}
.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath fill='%23F2F0EB' d='M0 0h12L6 8z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-4) center;
  padding-right: var(--space-7);
}

/* Print */
@media print {
  body { background: #fff; color: #000; }
  .nav, .mobile-menu, .footer, .btn { display: none !important; }
  a[href]::after { content: " (" attr(href) ")"; font-size: 0.8em; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}