/* style.css — Design tokens + component styles for Lucas Duarte */

/* ===== DESIGN TOKENS ===== */
: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,     0.9rem  + 0.5vw,  1.125rem);
  --text-lg:   clamp(1.125rem, 0.95rem + 0.85vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1rem    + 1.5vw,  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,    8rem);

  /* 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: 'DM Serif Display', 'Georgia', serif;
  --font-body: 'Inter', 'Helvetica Neue', sans-serif;

  /* Surfaces */
  --color-bg:             #0A0A0A;
  --color-surface:        #111111;
  --color-surface-2:      #1A1A1A;
  --color-surface-offset: #141414;
  --color-surface-dynamic: #252525;
  --color-divider:        #2A2A2A;
  --color-border:         rgba(255, 255, 255, 0.08);

  /* Text */
  --color-text:           #FFFFFF;
  --color-text-muted:     #A0A0A0;
  --color-text-faint:     #555555;
  --color-text-inverse:   #0A0A0A;

  /* Primary Accent — Vibrant Red */
  --color-primary:        #FF2E00;
  --color-primary-hover:  #E62900;
  --color-primary-active: #CC2400;
  --color-primary-glow:   rgba(255, 46, 0, 0.3);
  --color-primary-highlight: rgba(255, 46, 0, 0.12);

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

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

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5);

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


/* ===== NAVIGATION ===== */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-4) var(--space-6);
  background: transparent;
  transition: background 300ms var(--ease-golden), box-shadow 300ms var(--ease-golden);
}
.site-nav.scrolled {
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05);
}
.nav-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-text);
  text-decoration: none;
  transition: color var(--transition-interactive);
}
.nav-logo:hover { color: var(--color-primary); }

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  list-style: none;
}
.nav-links a {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 400;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-interactive);
  cursor: pointer;
}
.nav-links a:hover { color: var(--color-text); }

.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: var(--space-2) var(--space-5);
  background: var(--color-primary);
  color: #fff !important;
  border-radius: var(--radius-full);
  font-weight: 500;
  font-size: var(--text-sm);
  text-decoration: none;
  transition: background var(--transition-interactive),
              box-shadow var(--transition-interactive),
              transform var(--transition-interactive);
  box-shadow: 0 0 20px var(--color-primary-glow);
  cursor: pointer;
}
.nav-cta:hover {
  background: var(--color-primary-hover);
  box-shadow: 0 0 30px rgba(255, 46, 0, 0.5);
  transform: translateY(-1px);
}
.nav-cta:active {
  transform: translateY(0);
  box-shadow: 0 0 15px var(--color-primary-glow);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  height: 28px;
  justify-content: center;
  cursor: pointer;
  z-index: 110;
  padding: 0;
}
.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform 300ms var(--ease-golden), opacity 200ms var(--ease-golden);
  transform-origin: center;
}
.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile nav overlay */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 105;
  background: rgba(10, 10, 10, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  opacity: 0;
  pointer-events: none;
  transition: opacity 300ms var(--ease-golden);
}
.mobile-nav.open {
  opacity: 1;
  pointer-events: all;
}
.mobile-nav a {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-text);
  text-decoration: none;
  transition: color var(--transition-interactive);
}
.mobile-nav a:hover { color: var(--color-primary); }

@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .mobile-nav { display: flex; }
}


/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  padding: var(--space-16) var(--space-4);
}
.hero-glow {
  position: absolute;
  top: -30%;
  left: 50%;
  transform: translateX(-50%);
  width: 1200px;
  height: 1000px;
  background:
    radial-gradient(ellipse 70% 60% at 50% 30%, rgba(255, 46, 0, 0.35) 0%, rgba(255, 46, 0, 0.18) 30%, transparent 65%),
    radial-gradient(ellipse 50% 40% at 40% 20%, rgba(255, 80, 30, 0.2) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 60% 25%, rgba(200, 30, 0, 0.15) 0%, transparent 60%);
  pointer-events: none;
  z-index: 0;
}
.hero-glow::after {
  content: '';
  position: absolute;
  top: 10%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle at center, rgba(255, 46, 0, 0.12) 0%, transparent 60%);
  filter: blur(40px);
  animation: hero-glow-pulse 6s ease-in-out infinite alternate;
}
@keyframes hero-glow-pulse {
  0% { opacity: 0.6; transform: translateX(-50%) scale(1); }
  100% { opacity: 1; transform: translateX(-50%) scale(1.1); }
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
}
.hero-headline {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  line-height: 1.05;
  margin-bottom: var(--space-6);
  min-height: 2.2em;
}
.hero-headline .static-word {
  color: var(--color-text-muted);
}
.hero-headline .rotating-word {
  color: var(--color-text);
  display: inline-block;
  position: relative;
}
.rotating-word .word {
  display: inline-block;
  opacity: 0;
  position: absolute;
  left: 0;
  transition: opacity 500ms var(--ease-golden), clip-path 500ms var(--ease-golden);
  clip-path: inset(100% 0 0 0);
  white-space: nowrap;
}
.rotating-word .word.active {
  opacity: 1;
  position: relative;
  clip-path: inset(0 0 0 0);
}

.hero-subtitle {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  margin-bottom: var(--space-10);
  max-width: 600px;
  margin-inline: auto;
}
.hero-buttons {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

/* Mobile hero buttons */
@media (max-width: 500px) {
  .hero-buttons {
    flex-direction: column;
    align-items: center;
    width: 100%;
  }
  .hero-buttons .btn {
    width: 100%;
    max-width: 300px;
  }
}

/* Shared button styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-8);
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: background var(--transition-interactive),
              color var(--transition-interactive),
              box-shadow var(--transition-interactive),
              transform var(--transition-interactive),
              border-color var(--transition-interactive);
  min-height: 48px;
}
.btn-primary {
  background: linear-gradient(135deg, #FF2E00, #CC2400);
  color: #fff;
  box-shadow: 0 0 24px var(--color-primary-glow);
}
.btn-primary:hover {
  background: linear-gradient(135deg, #FF4520, #E62900);
  box-shadow: 0 0 36px rgba(255, 46, 0, 0.45);
  transform: translateY(-1px);
}
.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 0 16px var(--color-primary-glow);
}
.btn-ghost {
  background: transparent;
  color: var(--color-text);
  border: 1px solid rgba(255, 255, 255, 0.2);
}
.btn-ghost:hover {
  border-color: rgba(255, 255, 255, 0.4);
  background: rgba(255, 255, 255, 0.05);
}
.btn-ghost:active {
  background: rgba(255, 255, 255, 0.08);
}


/* ===== SECTION COMMON ===== */
.section {
  padding: clamp(var(--space-12), 8vw, var(--space-24)) var(--space-4);
}
.section-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
}
.section-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  color: var(--color-text);
  margin-bottom: var(--space-12);
  text-align: center;
}


/* ===== SERVICES ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .services-grid { grid-template-columns: 1fr; }
}

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: box-shadow var(--transition-interactive),
              border-color var(--transition-interactive),
              transform var(--transition-interactive);
}
.service-card:hover {
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  transform: translateY(-2px);
}
.service-card:active {
  transform: translateY(0);
}
.service-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  background: var(--color-primary-highlight);
  margin-bottom: var(--space-5);
  color: var(--color-primary);
}
.service-icon svg {
  width: 24px;
  height: 24px;
}
.service-card h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-text);
  margin-bottom: var(--space-3);
}
.service-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
}


/* ===== STATS ===== */
.stats-section {
  position: relative;
  overflow: hidden;
}
.stats-glow {
  position: absolute;
  bottom: -40%;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 500px;
  background: radial-gradient(ellipse at center, rgba(255, 46, 0, 0.08) 0%, transparent 70%);
  pointer-events: none;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  position: relative;
  z-index: 1;
}
@media (max-width: 600px) {
  .stats-grid { grid-template-columns: 1fr; gap: var(--space-10); }
}
.stat-item {
  text-align: center;
}
.stat-number {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  line-height: 1;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}
.stat-label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: var(--space-3);
}
.stat-bar {
  width: 40px;
  height: 2px;
  background: var(--color-primary);
  margin: 0 auto;
}


/* ===== CLIENTS — Dragonfruit-style large image cards ===== */
.clients-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}
@media (max-width: 900px) {
  .clients-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 550px) {
  .clients-grid { grid-template-columns: 1fr; max-width: 360px; margin-inline: auto; }
}

.client-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: box-shadow var(--transition-interactive),
              border-color var(--transition-interactive),
              transform var(--transition-interactive);
  cursor: pointer;
}
.client-card:hover {
  border-color: rgba(255, 46, 0, 0.25);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4), 0 0 20px rgba(255, 46, 0, 0.08);
  transform: translateY(-3px);
}
.client-card:active {
  transform: translateY(0);
}

/* Image wrapper — dominates the card */
.client-img-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: var(--color-surface-2);
}
.client-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 400ms var(--ease-golden);
}
.client-card:hover .client-img-wrapper img {
  transform: scale(1.04);
}
/* Dark gradient overlay at bottom of image */
.client-img-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40%;
  background: linear-gradient(to top, rgba(10, 10, 10, 0.8) 0%, transparent 100%);
  pointer-events: none;
}

/* Info section below image */
.client-info {
  padding: var(--space-5) var(--space-5) var(--space-5);
}
.client-name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-text);
  margin-bottom: var(--space-3);
  line-height: 1.2;
}
.client-divider {
  width: 100%;
  height: 1px;
  background: rgba(255, 255, 255, 0.1);
  margin-bottom: var(--space-3);
}
.client-meta {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}
.client-handle {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}
.client-subs {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--color-primary);
  font-weight: 500;
}
.clients-more {
  text-align: center;
  margin-top: var(--space-8);
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text-faint);
  font-style: italic;
}


/* ===== ABOUT ===== */
.about-wrapper {
  max-width: var(--content-default);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--space-10);
  align-items: start;
}
.about-photo {
  width: 200px;
  height: 200px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  object-fit: cover;
  flex-shrink: 0;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}
@media (max-width: 768px) {
  .about-photo {
    width: 180px;
    height: 180px;
  }
}
.about-text {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
}
.about-text p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.75;
  max-width: 65ch;
}
@media (max-width: 768px) {
  .about-wrapper {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
  }
}
@media (max-width: 768px) {
  .about-text p { margin-inline: auto; }
}


/* ===== CONTACT / FOOTER ===== */
.contact-section {
  text-align: center;
  padding-bottom: var(--space-12);
}
.contact-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  color: var(--color-text);
  margin-bottom: var(--space-4);
}
.contact-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
  max-width: 500px;
  margin-inline: auto;
}
.social-links {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  margin-top: var(--space-8);
}
.social-link {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-interactive),
              border-color var(--transition-interactive),
              background var(--transition-interactive),
              transform var(--transition-interactive);
  cursor: pointer;
}
.social-link:hover {
  color: var(--color-text);
  border-color: var(--color-primary);
  background: var(--color-primary-highlight);
  transform: translateY(-2px);
}
.social-link:active {
  transform: translateY(0);
}
.social-link svg {
  width: 20px;
  height: 20px;
}

.footer-text {
  margin-top: var(--space-12);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-align: center;
}


/* ===== MOBILE REFINEMENTS ===== */
@media (max-width: 768px) {
  .site-nav {
    padding: var(--space-3) var(--space-4);
  }
  .section {
    padding-inline: var(--space-4);
  }
  .hero-headline {
    font-size: clamp(2.5rem, 0.5rem + 10vw, 5rem);
  }
  .hero-subtitle {
    font-size: var(--text-base);
  }
  .section-title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-8);
  }
  .contact-title {
    font-size: var(--text-xl);
  }
  .contact-subtitle {
    font-size: var(--text-base);
  }
  .stat-number {
    font-size: var(--text-2xl);
  }
}


/* ===== SCROLL REVEAL ANIMATIONS ===== */
.reveal {
  opacity: 1;
}

@supports (animation-timeline: scroll()) {
  .reveal {
    opacity: 0;
    animation: reveal-fade linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 35%;
  }
}

@keyframes reveal-fade {
  to { opacity: 1; }
}

/* Staggered reveal for grid children */
@supports (animation-timeline: scroll()) {
  .reveal-stagger > :nth-child(1) { animation-delay: 0ms; }
  .reveal-stagger > :nth-child(2) { animation-delay: 50ms; }
  .reveal-stagger > :nth-child(3) { animation-delay: 100ms; }
  .reveal-stagger > :nth-child(4) { animation-delay: 150ms; }
  .reveal-stagger > :nth-child(5) { animation-delay: 200ms; }
  .reveal-stagger > :nth-child(6) { animation-delay: 250ms; }
}

/* Film grain texture overlay */
.grain-overlay::before {
  content: '';
  position: fixed;
  inset: 0;
  opacity: 0.03;
  pointer-events: none;
  z-index: 200;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}