/* ============================================================
   AL&S MEDIA — Design Tokens & Styles
   Stripe-inspired, teal/charcoal brand palette
   ============================================================ */

:root {
  /* Type Scale */
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);
  --text-hero: clamp(3rem,     0.5rem  + 7vw,    7rem);

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Fonts */
  --font-display: 'Clash Display', 'Arial Black', sans-serif;
  --font-body: 'General Sans', 'Helvetica Neue', sans-serif;

  /* Content Widths */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---- AL&S Brand Colors — Dark (default) ---- */
[data-theme="dark"] {
  --color-bg:             #0a0b0d;
  --color-surface:        #111216;
  --color-surface-2:      #181a1f;
  --color-surface-offset: #1e2028;
  --color-divider:        #2a2d36;
  --color-border:         #363940;

  --color-text:           #e8e9ed;
  --color-text-muted:     #8b8e98;
  --color-text-faint:     #555860;

  --color-primary:        #40b8b2;
  --color-primary-hover:  #2d9e98;
  --color-primary-active: #1d8882;
  --color-primary-dark:   #01696f;

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.2);
  --shadow-md: 0 4px 12px oklch(0 0 0 / 0.3);
  --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.4);
}

/* ---- Light Mode ---- */
[data-theme="light"] {
  --color-bg:             #f8f9fa;
  --color-surface:        #ffffff;
  --color-surface-2:      #f3f4f6;
  --color-surface-offset: #ebedf0;
  --color-divider:        #dce0e5;
  --color-border:         #c8cdd3;

  --color-text:           #0f1115;
  --color-text-muted:     #5a5f6b;
  --color-text-faint:     #9da2ab;

  --color-primary:        #01696f;
  --color-primary-hover:  #0c4e54;
  --color-primary-active: #0f3638;
  --color-primary-dark:   #01696f;

  --shadow-sm: 0 1px 2px oklch(0.2 0.01 80 / 0.06);
  --shadow-md: 0 4px 12px oklch(0.2 0.01 80 / 0.08);
  --shadow-lg: 0 12px 32px oklch(0.2 0.01 80 / 0.12);
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme]) {
    --color-bg:             #f8f9fa;
    --color-surface:        #ffffff;
    --color-surface-2:      #f3f4f6;
    --color-surface-offset: #ebedf0;
    --color-divider:        #dce0e5;
    --color-border:         #c8cdd3;
    --color-text:           #0f1115;
    --color-text-muted:     #5a5f6b;
    --color-text-faint:     #9da2ab;
    --color-primary:        #01696f;
    --color-primary-hover:  #0c4e54;
    --color-primary-active: #0f3638;
    --color-primary-dark:   #01696f;
  }
}


/* ============================================================
   HEADER
   ============================================================ */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: oklch(from var(--color-bg) l c h / 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid oklch(from var(--color-text) l c h / 0.08);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.header--hidden { transform: translateY(-100%); }
.header--scrolled { box-shadow: var(--shadow-sm); }

.header__inner {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding: var(--space-4) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header__logo { color: var(--color-text); text-decoration: none; }

.header__nav {
  display: none;
  align-items: center;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .header__nav { display: flex; }
}

.header__link {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: -0.01em;
}
.header__link:hover { color: var(--color-text); }

.header__link--cta {
  color: var(--color-bg);
  background: var(--color-primary);
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-xl);
  font-weight: 600;
}
.header__link--cta:hover {
  background: var(--color-primary-hover);
  color: var(--color-bg);
}

/* Hamburger */
.header__menu {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
}
.header__menu span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.header__menu.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.header__menu.active span:nth-child(2) { opacity: 0; }
.header__menu.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

@media (min-width: 768px) {
  .header__menu { display: none; }
}

/* Mobile Nav */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 99;
  background: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}
.mobile-nav.open { opacity: 1; pointer-events: auto; }

.mobile-nav nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  text-align: center;
}
.mobile-nav__link {
  color: var(--color-text);
  text-decoration: none;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
}


/* ============================================================
   BUTTONS
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-xl);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
  border: none;
}

.btn--primary {
  background: var(--color-primary);
  color: #0a0b0d;
}
.btn--primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
}
.btn--primary:active { transform: translateY(0); }

.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.btn--ghost:hover {
  background: var(--color-surface);
  border-color: var(--color-text-muted);
}

.btn--full { width: 100%; }


/* ============================================================
   SECTION SHARED STYLES
   ============================================================ */

.section-label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: var(--space-6);
}


/* ============================================================
   HERO
   ============================================================ */

.hero {
  position: relative;
  min-height: 100dvh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
}
.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    oklch(0.05 0.01 250 / 0.95) 0%,
    oklch(0.05 0.01 250 / 0.7) 40%,
    oklch(0.05 0.01 250 / 0.3) 70%,
    oklch(0.05 0.01 250 / 0.1) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding: var(--space-32) var(--space-6) var(--space-16);
  width: 100%;
}

.hero__tagline {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.hero__title {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.04em;
  line-height: 0.95;
  margin-bottom: var(--space-6);
}

.hero__subtitle {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.7);
  max-width: 520px;
  margin-bottom: var(--space-8);
  line-height: 1.6;
}

.hero__actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.hero__scroll {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  color: rgba(255,255,255,0.4);
  animation: bob 2s ease-in-out infinite;
}

@keyframes bob {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}


/* ============================================================
   STATS
   ============================================================ */

.stats {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-divider);
}

.stats__inner {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding: var(--space-10) var(--space-6);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .stats__inner { grid-template-columns: repeat(4, 1fr); }
}

.stats__item {
  text-align: center;
}

.stats__number {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

.stats__suffix {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-primary);
}

.stats__label {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}


/* ============================================================
   ABOUT
   ============================================================ */

.about {
  padding: clamp(var(--space-16), 8vw, var(--space-32)) var(--space-6);
}

.about__inner {
  max-width: var(--content-wide);
  margin-inline: auto;
  display: grid;
  gap: var(--space-12);
  align-items: center;
}

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

.about__body {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  line-height: 1.7;
}

.about__body--accent {
  color: var(--color-text);
  font-weight: 500;
  border-left: 3px solid var(--color-primary);
  padding-left: var(--space-4);
}

.about__visual {
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.about__visual img {
  width: 100%;
  height: auto;
  object-fit: contain;
  border-radius: var(--radius-lg);
}


/* ============================================================
   SERVICES
   ============================================================ */

.services {
  padding: clamp(var(--space-16), 8vw, var(--space-32)) var(--space-6);
  background: var(--color-surface);
}

.services__inner {
  max-width: var(--content-wide);
  margin-inline: auto;
}

.services__grid {
  display: grid;
  gap: var(--space-6);
  margin-top: var(--space-10);
}

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

.service-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: border-color var(--transition-interactive), box-shadow var(--transition-interactive);
}
.service-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary), var(--shadow-lg);
}

.service-card__icon {
  color: var(--color-primary);
  margin-bottom: var(--space-6);
}

.service-card__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  margin-bottom: var(--space-3);
  letter-spacing: -0.02em;
}

.service-card__desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
  line-height: 1.6;
}

.service-card__features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.service-card__features li {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  padding-left: var(--space-5);
  position: relative;
}
.service-card__features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-primary);
  opacity: 0.6;
}


/* ============================================================
   PORTFOLIO CTA
   ============================================================ */

.portfolio {
  padding: clamp(var(--space-16), 8vw, var(--space-32)) var(--space-6);
  text-align: center;
}

.portfolio__inner {
  max-width: var(--content-default);
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.portfolio__inner .section-title {
  text-align: center;
}

.portfolio__body {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 520px;
  text-align: center;
  line-height: 1.7;
  margin-bottom: var(--space-8);
}


/* ============================================================
   WORK / GALLERY (legacy)
   ============================================================ */

.work {
  padding: clamp(var(--space-16), 8vw, var(--space-32)) 0;
}

.work__inner {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-6);
  margin-bottom: var(--space-10);
}



.work__gallery {
  display: grid;
  gap: var(--space-3);
  padding-inline: var(--space-3);
}

@media (min-width: 768px) {
  .work__gallery {
    grid-template-columns: 2fr 1fr;
    grid-template-rows: auto auto;
  }
  .work__item--wide {
    grid-row: 1 / 3;
  }
}

.work__item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16/10;
}
.work__item--wide { aspect-ratio: 16/12; }

.work__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.work__item:hover img { transform: scale(1.03); }




/* ============================================================
   COVERAGE
   ============================================================ */

.coverage {
  padding: clamp(var(--space-16), 8vw, var(--space-32)) var(--space-6);
  background: var(--color-surface);
}

.coverage__inner {
  max-width: var(--content-wide);
  margin-inline: auto;
}

.coverage__intro {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 580px;
  line-height: 1.7;
}

.coverage__grid {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-10);
}

@media (min-width: 640px) {
  .coverage__grid { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 1024px) {
  .coverage__grid { grid-template-columns: repeat(4, 1fr); }
}

.coverage__region {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  transition: border-color var(--transition-interactive);
}
.coverage__region:hover { border-color: var(--color-primary); }

.coverage__number {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-primary);
  display: block;
  margin-bottom: var(--space-3);
}

.coverage__name {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  margin-bottom: var(--space-3);
  letter-spacing: -0.02em;
}

.coverage__sites {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
  line-height: 1.5;
}

.coverage__type {
  font-size: var(--text-xs);
  color: var(--color-primary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}


/* ============================================================
   CONTACT
   ============================================================ */

.contact {
  padding: clamp(var(--space-16), 8vw, var(--space-32)) var(--space-6);
}

.contact__inner {
  max-width: var(--content-wide);
  margin-inline: auto;
  display: grid;
  gap: var(--space-12);
}

@media (min-width: 768px) {
  .contact__inner { grid-template-columns: 1fr 1fr; align-items: start; }
}

.contact__body {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
  line-height: 1.7;
}

.contact__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.contact__person {
  display: flex;
  flex-direction: column;
}

.contact__name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-lg);
  letter-spacing: -0.01em;
}

.contact__role {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.contact__email,
.contact__phone {
  color: var(--color-primary);
  text-decoration: none;
  font-size: var(--text-base);
  font-weight: 500;
}
.contact__email:hover,
.contact__phone:hover {
  color: var(--color-primary-hover);
}

/* Form */
.contact__form {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

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

.form-group label {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
}

.form-group input,
.form-group textarea {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  color: var(--color-text);
  resize: vertical;
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px oklch(from var(--color-primary) l c h / 0.15);
}


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

.footer {
  border-top: 1px solid var(--color-divider);
  padding: var(--space-12) var(--space-6);
}

.footer__inner {
  max-width: var(--content-wide);
  margin-inline: auto;
  display: grid;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .footer__inner { grid-template-columns: 1fr 1fr 1fr; align-items: start; }
}

.footer__tagline {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-top: var(--space-2);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__links a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: var(--text-sm);
}
.footer__links a:hover { color: var(--color-text); }

.footer__legal p {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  line-height: 1.6;
}


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

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}


/* ============================================================
   RESPONSIVE TWEAKS
   ============================================================ */

@media (max-width: 767px) {
  .hero__content {
    padding-bottom: var(--space-24);
  }
  .hero__title {
    font-size: clamp(2.5rem, 0.5rem + 8vw, 4.5rem);
  }
  .work__gallery {
    grid-template-columns: 1fr;
  }
  .work__item { aspect-ratio: 16/10; }
  .work__item--wide { aspect-ratio: 16/10; }
}