/* ==========================================================================
   MUHIIM DIGITAL AGENCY — BASE & TYPOGRAPHY STYLES
   ========================================================================== */

/* Self-hosted Gilroy Font Family */
@font-face {
  font-family: 'Gilroy';
  src: url('../fonts/gilroy/Gilroy-Light.ttf') format('truetype');
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Gilroy';
  src: url('../fonts/gilroy/Gilroy-Regular.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Gilroy';
  src: url('../fonts/gilroy/Gilroy-Medium.ttf') format('truetype');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Gilroy';
  src: url('../fonts/gilroy/Gilroy-Bold.ttf') format('truetype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Gilroy';
  src: url('../fonts/gilroy/Gilroy-ExtraBold.otf') format('opentype');
  font-weight: 800;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Gilroy';
  src: url('../fonts/gilroy/Gilroy-Heavy.ttf') format('truetype');
  font-weight: 900;
  font-style: normal;
  font-display: swap;
}


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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-page);
  color: var(--text-primary);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1 0 auto;
}

/* Accessibility Focus Ring */
:focus-visible {
  outline: 3px solid var(--border-focus);
  outline-offset: 3px;
  border-radius: 4px;
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.5rem, 5vw + 1rem, 4.25rem);
  font-weight: 800;
  line-height: 1.1;
}

h2 {
  font-size: clamp(2rem, 3.5vw + 0.5rem, 3rem);
  font-weight: 700;
}

h3 {
  font-size: clamp(1.35rem, 2vw + 0.5rem, 1.85rem);
  font-weight: 600;
}

h4 {
  font-size: 1.25rem;
  font-weight: 600;
}

p {
  color: var(--text-secondary);
  font-size: 1.0625rem;
  line-height: 1.7;
}

p.lead {
  font-size: clamp(1.125rem, 1.2vw + 0.8rem, 1.3rem);
  color: var(--text-secondary);
  line-height: 1.6;
  font-weight: 400;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

img, svg, picture, video {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol {
  list-style: none;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
  background: transparent;
  border: none;
}

button {
  cursor: pointer;
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-6);
  padding-right: var(--space-6);
}

.container-sm {
  max-width: 960px;
}

.container-fluid {
  max-width: 100%;
  padding-left: var(--space-6);
  padding-right: var(--space-6);
}

.section-padding {
  padding-top: clamp(4rem, 8vw, 7.5rem);
  padding-bottom: clamp(4rem, 8vw, 7.5rem);
}

.section-padding-sm {
  padding-top: clamp(2.5rem, 5vw, 4rem);
  padding-bottom: clamp(2.5rem, 5vw, 4rem);
}

/* Grid Utilities */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

@media (max-width: 1024px) {
  .grid-3, .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }
  .container {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }
}

/* Text Gradients & Utilities */
.text-gradient {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--brand-navy-400) 50%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

:root[data-theme="dark"] .text-gradient {
  background: linear-gradient(135deg, #FFFFFF 0%, #E2E8F0 40%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gold {
  color: var(--color-accent) !0important;
}

.text-primary-color {
  color: var(--color-primary) !important;
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.font-bold { font-weight: 700; }
.font-extrabold { font-weight: 800; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }

/* Section Header Component */
.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto var(--space-12);
}

.section-header.text-left {
  text-align: left;
  margin-left: 0;
}

.section-header .section-subtitle {
  margin-top: var(--space-4);
  font-size: 1.125rem;
  color: var(--text-secondary);
}

/* Centered section header used on services/portfolio pages */
.section-header-center {
  text-align: center;
  max-width: 720px;
  margin: 0 auto var(--space-12);
}

.section-header-center .section-tagline,
.section-header-center h2,
.section-header-center p {
  text-align: center;
}

/* Visually Hidden Helper (for Screen Readers) */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Keyframe Animations */
@keyframes float {
  0%, 100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-14px) rotate(1.5deg);
  }
}

@keyframes floatSlow {
  0%, 100% {
    transform: translateY(0px) scale(1);
  }
  50% {
    transform: translateY(-8px) scale(1.02);
  }
}

@keyframes pulseGlow {
  0%, 100% {
    opacity: 0.4;
    transform: scale(1);
  }
  50% {
    opacity: 0.8;
    transform: scale(1.08);
  }
}

@keyframes pulseBeacon {
  0% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  }
  70% {
    transform: scale(1);
    box-shadow: 0 0 0 12px rgba(16, 185, 129, 0);
  }
  100% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
  }
}

@keyframes spinSlow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.animate-float {
  animation: float 6s ease-in-out infinite;
}

.animate-float-delayed {
  animation: float 7s ease-in-out 2s infinite;
}

.animate-float-slow {
  animation: floatSlow 5s ease-in-out infinite;
}

.animate-glow {
  animation: pulseGlow 4s ease-in-out infinite;
}

/* Scroll Reveal Fade-up Classes */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Reduced Motion Override */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal {
    opacity: 1 !important;
    transform: none !important;
  }
}