/* ============================================================
   THE WATER AUDIT - Styles
   Premium water efficiency consulting website
   ============================================================ */

/* ---------- Design Tokens ---------- */
:root {
  /* Teal palette - deep oceanic */
  --teal-950: #051A1E;
  --teal-900: #071E22;
  --teal-800: #0B3D45;
  --teal-700: #0E5C6A;
  --teal-600: #0E7A8C;
  --teal-500: #12A0B5;
  --teal-400: #3FC4D8;
  --teal-300: #7EDCE8;
  --teal-200: #BAE9F0;
  --teal-100: #DEF3F6;
  --teal-50:  #F0FAFB;

  /* Gold accent */
  --gold-600: #A37A34;
  --gold-500: #C4954A;
  --gold-400: #D4A843;
  --gold-300: #E8C67A;
  --gold-200: #F0DCA8;

  /* Neutrals */
  --gray-900: #0F1A1C;
  --gray-800: #1C2E32;
  --gray-700: #3A5158;
  --gray-600: #587178;
  --gray-500: #7A9098;
  --gray-400: #9FB3B9;
  --gray-300: #C4D4D8;
  --gray-200: #DDE8EB;
  --gray-100: #EEF3F4;
  --gray-50:  #F7FAFB;
  --white: #FFFFFF;

  /* Typography */
  --font-display: 'Cormorant', Georgia, 'Times New Roman', serif;
  --font-body: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2.5rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;
  --space-4xl: 8rem;

  /* Layout */
  --nav-height: 72px;
  --container-max: 1200px;
  --container-padding: 1.5rem;

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(7, 30, 34, 0.06), 0 1px 2px rgba(7, 30, 34, 0.04);
  --shadow-md: 0 4px 12px rgba(7, 30, 34, 0.08), 0 2px 4px rgba(7, 30, 34, 0.04);
  --shadow-lg: 0 12px 40px rgba(7, 30, 34, 0.12), 0 4px 12px rgba(7, 30, 34, 0.06);
  --shadow-xl: 0 20px 60px rgba(7, 30, 34, 0.15), 0 8px 20px rgba(7, 30, 34, 0.08);
}


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

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

body {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--gray-800);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

ul, ol {
  list-style: none;
}

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

input, textarea {
  font-family: inherit;
  font-size: inherit;
}


/* ---------- Utilities ---------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section-label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--teal-600);
  margin-bottom: var(--space-md);
}

.section-label--light {
  color: var(--teal-300);
}

.section-heading {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 600;
  color: var(--gray-900);
  line-height: 1.15;
  margin-bottom: var(--space-2xl);
}

.section-heading--light {
  color: var(--white);
}

.hide-mobile {
  display: none;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--teal-700);
  color: var(--white);
  padding: var(--space-sm) var(--space-lg);
  border-radius: 0 0 8px 8px;
  font-size: 0.875rem;
  font-weight: 500;
  z-index: 9999;
  transition: top 0.2s;
}

.skip-link:focus {
  top: 0;
}


/* ---------- Scroll Reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

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


/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.85rem 2rem;
  border-radius: 6px;
  transition: all 0.3s var(--ease-out);
  position: relative;
  overflow: hidden;
}

.btn--hero {
  background: var(--white);
  color: var(--teal-800);
  box-shadow: 0 2px 20px rgba(255, 255, 255, 0.15);
}

.btn--hero:hover {
  background: var(--teal-100);
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(255, 255, 255, 0.2);
}

.btn--hero:active {
  transform: translateY(0);
}

.btn--submit {
  background: var(--teal-700);
  color: var(--white);
  border: none;
  width: 100%;
  justify-content: center;
}

.btn--submit:hover {
  background: var(--teal-600);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn--submit:active {
  transform: translateY(0);
}


/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  transition: background 0.4s, box-shadow 0.4s, backdrop-filter 0.4s;
}

.nav--scrolled {
  background: rgba(7, 30, 34, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.06);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.01em;
  z-index: 1001;
}

.nav__logo-icon {
  color: var(--teal-400);
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav__link {
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.7);
  transition: color 0.25s;
  letter-spacing: 0.01em;
}

.nav__link:hover,
.nav__link.active {
  color: var(--white);
}

.nav__cta {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--teal-900);
  background: var(--teal-400);
  padding: 0.5rem 1.25rem;
  border-radius: 5px;
  transition: all 0.25s var(--ease-out);
}

.nav__cta:hover {
  background: var(--teal-300);
  transform: translateY(-1px);
}

/* Mobile nav toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  z-index: 1001;
}

.nav__toggle-bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all 0.3s var(--ease-out);
  transform-origin: center;
}

.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;
  transform: scaleX(0);
}

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


/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: linear-gradient(160deg, var(--teal-950) 0%, var(--teal-900) 30%, var(--teal-800) 70%, var(--teal-700) 100%);
  overflow: hidden;
  padding: calc(var(--nav-height) + var(--space-2xl)) var(--container-padding) var(--space-4xl);
}

/* Noise texture overlay */
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  opacity: 0.5;
  z-index: 1;
}

/* Floating orbs */
.hero__bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  will-change: transform;
}

.hero__orb--1 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(18, 160, 181, 0.25) 0%, transparent 70%);
  top: -15%;
  left: -10%;
  animation: float1 25s ease-in-out infinite;
}

.hero__orb--2 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(63, 196, 216, 0.2) 0%, transparent 70%);
  top: 50%;
  right: -10%;
  animation: float2 30s ease-in-out infinite;
}

.hero__orb--3 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(14, 92, 106, 0.35) 0%, transparent 70%);
  bottom: 10%;
  left: 20%;
  animation: float3 20s ease-in-out infinite;
}

.hero__orb--4 {
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(126, 220, 232, 0.15) 0%, transparent 70%);
  top: 30%;
  left: 60%;
  animation: float4 22s ease-in-out infinite;
}

@keyframes float1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(60px, 40px) scale(1.1); }
  66% { transform: translate(-30px, 70px) scale(0.95); }
}

@keyframes float2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(-50px, -30px) scale(1.05); }
  66% { transform: translate(40px, -60px) scale(0.9); }
}

@keyframes float3 {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(80px, -40px); }
}

@keyframes float4 {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(-60px, 50px); }
}

/* Hero content */
.hero__content {
  position: relative;
  z-index: 2;
  max-width: 800px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--teal-300);
  background: rgba(63, 196, 216, 0.1);
  border: 1px solid rgba(63, 196, 216, 0.2);
  padding: 0.4rem 1rem;
  border-radius: 100px;
  margin-bottom: var(--space-xl);
}

.hero__badge svg {
  color: var(--gold-400);
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 7vw, 5rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-lg);
}

.hero__subtitle {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  font-weight: 400;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.hero__desc {
  font-size: 1rem;
  font-weight: 300;
  font-style: italic;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: var(--space-xl);
}

/* Wave divider at hero bottom */
.hero__wave {
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  z-index: 3;
  line-height: 0;
}

.hero__wave svg {
  width: 100%;
  height: 80px;
  display: block;
}

.hero__wave svg path {
  fill: var(--teal-50);
}


/* ============================================================
   ABOUT
   ============================================================ */
.about {
  background: var(--teal-50);
  padding: var(--space-4xl) 0;
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

.about__image-col {
  display: flex;
  justify-content: center;
}

.about__image-wrap {
  width: 260px;
  height: 260px;
  border-radius: 50%;
  overflow: hidden;
  border: 5px solid var(--teal-600);
  box-shadow: 0 0 0 8px rgba(14, 122, 140, 0.1), var(--shadow-lg);
  flex-shrink: 0;
}

.about__photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 15%;
}

.about__content {
  max-width: 600px;
}

.about__name {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1.1;
  margin-bottom: var(--space-sm);
}

.about__title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--teal-700);
  margin-bottom: var(--space-xs);
  line-height: 1.5;
}

.about__subtitle {
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--gray-600);
  margin-bottom: var(--space-xl);
  font-style: italic;
}

.about__experience {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.about__exp-item {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
  padding-left: var(--space-md);
  border-left: 2px solid var(--teal-200);
}

.about__exp-icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--white);
  border-radius: 8px;
  color: var(--teal-600);
  box-shadow: var(--shadow-sm);
}

.about__exp-item p {
  font-size: 0.9rem;
  color: var(--gray-700);
  line-height: 1.6;
}


/* ============================================================
   CREDENTIALS
   ============================================================ */
.credentials {
  background: var(--white);
  padding: var(--space-4xl) 0;
  text-align: center;
}

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

.credentials__card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-top: 3px solid var(--gold-500);
  border-radius: 8px;
  padding: var(--space-2xl) var(--space-xl);
  text-align: center;
  transition: transform 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out);
}

.credentials__card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.credentials__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold-200) 0%, var(--gold-300) 100%);
  color: var(--gold-600);
  margin-bottom: var(--space-lg);
}

.credentials__title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: var(--space-xs);
}

.credentials__org {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold-500);
  margin-bottom: var(--space-md);
}

.credentials__desc {
  font-size: 0.9rem;
  color: var(--gray-600);
  line-height: 1.7;
}


/* ============================================================
   RESULTS
   ============================================================ */
.results {
  background: var(--teal-50);
  padding: var(--space-4xl) 0;
  text-align: center;
}

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

.results__card {
  background: var(--white);
  border-radius: 12px;
  padding: var(--space-2xl) var(--space-xl);
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: transform 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out);
}

.results__card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.results__metric {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
  margin-bottom: var(--space-md);
}

.results__number {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 8vw, 5rem);
  font-weight: 700;
  color: var(--teal-700);
  line-height: 1;
}

.results__percent {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: 600;
  color: var(--teal-500);
}

.results__title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: var(--space-md);
}

.results__desc {
  font-size: 0.9rem;
  color: var(--gray-600);
  line-height: 1.7;
  max-width: 400px;
  margin: 0 auto;
}


/* ============================================================
   PRICING
   ============================================================ */
.pricing {
  background: var(--teal-800);
  padding: var(--space-4xl) 0;
  text-align: center;
  position: relative;
}

.pricing__wave-top,
.pricing__wave-bottom {
  position: absolute;
  left: 0;
  right: 0;
  line-height: 0;
  z-index: 2;
}

.pricing__wave-top {
  top: -1px;
}

.pricing__wave-bottom {
  bottom: -1px;
}

.pricing__wave-top svg,
.pricing__wave-bottom svg {
  width: 100%;
  height: 60px;
  display: block;
}

.pricing__wave-top svg path {
  fill: var(--teal-50);
}

.pricing__wave-bottom svg path {
  fill: var(--white);
}

.pricing__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  max-width: 900px;
  margin: 0 auto;
}

.pricing__card {
  background: var(--white);
  border-radius: 12px;
  padding: var(--space-2xl);
  text-align: left;
  position: relative;
  overflow: hidden;
  transition: transform 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out);
  box-shadow: var(--shadow-md);
}

.pricing__card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.pricing__card--featured {
  border: 2px solid var(--teal-500);
}

.pricing__badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--teal-600);
  color: var(--white);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.25rem 0.75rem;
  border-radius: 4px;
}

.pricing__card-header {
  margin-bottom: var(--space-lg);
}

.pricing__card-name {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: var(--space-xs);
}

.pricing__card-tagline {
  font-size: 0.85rem;
  color: var(--gray-500);
  font-weight: 400;
}

.pricing__card-price {
  display: flex;
  align-items: flex-start;
  gap: 2px;
  margin-bottom: var(--space-xs);
}

.pricing__dollar {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--teal-700);
  line-height: 1.3;
}

.pricing__amount {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 3.2rem);
  font-weight: 700;
  color: var(--teal-800);
  line-height: 1;
  letter-spacing: -0.02em;
}

.pricing__travel {
  font-size: 0.8rem;
  color: var(--gray-500);
  margin-bottom: var(--space-xl);
  font-style: italic;
}

.pricing__features {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid var(--gray-200);
}

.pricing__features li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  font-size: 0.9rem;
  color: var(--gray-700);
  line-height: 1.5;
}

.pricing__features li svg {
  flex-shrink: 0;
  color: var(--teal-600);
  margin-top: 2px;
}

.pricing__pay {
  text-align: center;
}

.paypal-container {
  min-height: 50px;
  margin-bottom: var(--space-md);
}



/* ============================================================
   CONTACT
   ============================================================ */
.contact {
  background: var(--white);
  padding: var(--space-4xl) 0;
  text-align: center;
}

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

.contact__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  text-align: left;
  max-width: 900px;
  margin: 0 auto;
}

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

.contact__intro {
  font-size: 1rem;
  color: var(--gray-600);
  line-height: 1.7;
}

.contact__method {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.contact__method-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--teal-50);
  border-radius: 12px;
  color: var(--teal-600);
  flex-shrink: 0;
}

.contact__method-label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gray-500);
  margin-bottom: 2px;
}

.contact__email {
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--teal-700);
  transition: color 0.25s;
}

.contact__email:hover {
  color: var(--teal-500);
}

.contact__trust {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.85rem;
  color: var(--gray-500);
  padding: var(--space-md);
  background: var(--gray-50);
  border-radius: 8px;
}

.contact__trust svg {
  color: var(--teal-600);
  flex-shrink: 0;
}

/* Form */
.contact__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

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

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-800);
}

.form-input {
  width: 100%;
  padding: 0.8rem 1rem;
  background: var(--gray-50);
  border: 1.5px solid var(--gray-200);
  border-radius: 6px;
  color: var(--gray-900);
  transition: border-color 0.25s, box-shadow 0.25s;
  outline: none;
}

.form-input::placeholder {
  color: var(--gray-400);
}

.form-input:focus {
  border-color: var(--teal-500);
  box-shadow: 0 0 0 3px rgba(18, 160, 181, 0.12);
  background: var(--white);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}


/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--teal-950);
  padding: var(--space-2xl) 0;
}

.footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  text-align: center;
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--white);
}

.footer__logo-icon {
  color: var(--teal-400);
}

.footer__cert {
  font-size: 0.8rem;
  color: var(--teal-400);
  font-weight: 500;
}

.footer__copy {
  font-size: 0.78rem;
  color: var(--gray-500);
}


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

/* Tablet and up */
@media (min-width: 768px) {
  :root {
    --container-padding: 2rem;
  }

  .hide-mobile {
    display: inline;
  }

  .about__grid {
    grid-template-columns: auto 1fr;
    gap: var(--space-3xl);
    align-items: center;
  }

  .about__image-wrap {
    width: 300px;
    height: 300px;
  }

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

  .results__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
  }

  .pricing__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
  }

  .contact__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
  }

  .hero__wave svg {
    height: 100px;
  }

  .pricing__wave-top svg,
  .pricing__wave-bottom svg {
    height: 80px;
  }
}

/* Desktop */
@media (min-width: 1024px) {
  :root {
    --nav-height: 80px;
  }

  .hero {
    padding-bottom: var(--space-4xl);
  }

  .about {
    padding: var(--space-4xl) 0 var(--space-4xl);
  }

  .hero__wave svg {
    height: 120px;
  }

  .pricing__wave-top svg,
  .pricing__wave-bottom svg {
    height: 100px;
  }
}

/* Mobile fixes */
@media (max-width: 767px) {
  .hero__orb--1 { width: 250px; height: 250px; }
  .hero__orb--2 { width: 200px; height: 200px; }
  .hero__orb--3 { width: 150px; height: 150px; }
  .hero__orb--4 { display: none; }

  .nav__toggle {
    width: 44px;
    height: 44px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero__orb { animation: none !important; }
  .reveal { transition: none !important; opacity: 1; transform: none; }
}

/* Mobile nav */
@media (max-width: 767px) {
  .nav__toggle {
    display: flex;
  }

  .nav__menu {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    height: 100vh;
    background: var(--teal-900);
    flex-direction: column;
    align-items: flex-start;
    padding: calc(var(--nav-height) + var(--space-xl)) var(--space-xl) var(--space-xl);
    gap: 0;
    transform: translateX(100%);
    transition: transform 0.4s var(--ease-out);
    box-shadow: -8px 0 30px rgba(0, 0, 0, 0.3);
  }

  .nav__menu.open {
    transform: translateX(0);
  }

  .nav__link {
    display: block;
    width: 100%;
    padding: var(--space-md) 0;
    font-size: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  }

  .nav__cta {
    margin-top: var(--space-lg);
    text-align: center;
    display: block;
    width: 100%;
  }

  /* Mobile nav overlay */
  .nav__menu::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 280px;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s;
  }

  .nav__menu.open::before {
    opacity: 1;
    pointer-events: auto;
  }
}

/* Large desktop */
@media (min-width: 1280px) {
  .about__image-wrap {
    width: 340px;
    height: 340px;
  }

  .about__grid {
    gap: var(--space-4xl);
  }
}