/* ===================================================================
   PARABLE ADVISORY — Design System & Styles
   Premium institutional advisory aesthetic
   =================================================================== */

/* --- FONTS --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Outfit:wght@300;400;500;600;700&display=swap');

/* --- DESIGN TOKENS --- */
:root {
  /* Color System */
  --color-ink:        #1d1d1f;
  --color-ink-soft:   #3a3a3c;
  --color-ink-muted:  #6e6e73;
  --color-surface:    #f8f6f3;
  --color-surface-alt:#efecea;
  --color-white:      #ffffff;
  --color-charcoal:   #1a1a2e;
  --color-charcoal-light: #252540;
  --color-accent:     #4a6741;
  --color-accent-light:#5c7d52;
  --color-stone:      #a69882;
  --color-stone-light:#c4b8a5;
  --color-border:     #d8d4ce;
  --color-border-dark:#3a3a4e;
  --color-text-on-dark: #e8e6e3;
  --color-text-muted-dark: #9e9c98;

  /* Typography Scale */
  --font-display:     'Outfit', system-ui, -apple-system, sans-serif;
  --font-body:        'Inter', system-ui, -apple-system, sans-serif;

  --text-xs:    0.75rem;    /* 12px */
  --text-sm:    0.875rem;   /* 14px */
  --text-base:  1rem;       /* 16px */
  --text-lg:    1.125rem;   /* 18px */
  --text-xl:    1.25rem;    /* 20px */
  --text-2xl:   1.5rem;     /* 24px */
  --text-3xl:   1.875rem;   /* 30px */
  --text-4xl:   2.25rem;    /* 36px */
  --text-5xl:   3rem;       /* 48px */
  --text-6xl:   3.75rem;    /* 60px */
  --text-7xl:   4.5rem;     /* 72px */

  /* Spacing Scale */
  --space-1:  0.25rem;  /* 4px */
  --space-2:  0.5rem;   /* 8px */
  --space-3:  0.75rem;  /* 12px */
  --space-4:  1rem;     /* 16px */
  --space-5:  1.25rem;  /* 20px */
  --space-6:  1.5rem;   /* 24px */
  --space-8:  2rem;     /* 32px */
  --space-10: 2.5rem;   /* 40px */
  --space-12: 3rem;     /* 48px */
  --space-16: 4rem;     /* 64px */
  --space-20: 5rem;     /* 80px */
  --space-24: 6rem;     /* 96px */
  --space-32: 8rem;     /* 128px */

  /* Layout */
  --container-max:    1200px;
  --container-narrow: 800px;
  --container-wide:   1400px;
  --nav-height:       72px;

  /* Animation */
  --ease-out:     cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out:  cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast:  200ms;
  --duration-base:  400ms;
  --duration-slow:  600ms;
  --duration-reveal: 800ms;
}

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

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

body {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-ink);
  background-color: var(--color-surface);
  -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;
}

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

ul, ol {
  list-style: none;
}

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

::selection {
  background-color: var(--color-accent);
  color: var(--color-white);
}

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

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

/* --- TYPOGRAPHY --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--color-ink);
}

.heading-xl {
  font-size: var(--text-5xl);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.heading-lg {
  font-size: var(--text-4xl);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.heading-md {
  font-size: var(--text-3xl);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.heading-sm {
  font-size: var(--text-2xl);
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.heading-xs {
  font-size: var(--text-xl);
  font-weight: 500;
  line-height: 1.3;
}

.body-lg {
  font-size: var(--text-lg);
  line-height: 1.7;
  color: var(--color-ink-soft);
}

.body-base {
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-ink-soft);
}

.body-sm {
  font-size: var(--text-sm);
  line-height: 1.5;
  color: var(--color-ink-muted);
}

.label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
}

/* Dark section text */
.section--dark h1,
.section--dark h2,
.section--dark h3,
.section--dark h4,
.section--dark h5,
.section--dark h6,
.section--dark .heading-xl,
.section--dark .heading-lg,
.section--dark .heading-md,
.section--dark .heading-sm,
.section--dark .heading-xs {
  color: var(--color-text-on-dark);
}

.section--dark .body-lg,
.section--dark .body-base {
  color: var(--color-text-muted-dark);
}

.section--dark .body-sm,
.section--dark .label {
  color: var(--color-text-muted-dark);
}

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.02em;
  padding: var(--space-3) var(--space-6);
  border: 1px solid transparent;
  transition: all var(--duration-fast) var(--ease-out);
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.98);
}

.btn--primary {
  background-color: var(--color-ink);
  color: var(--color-white);
  border-color: var(--color-ink);
}

.btn--primary:hover {
  background-color: var(--color-charcoal);
  border-color: var(--color-charcoal);
}

.btn--secondary {
  background-color: transparent;
  color: var(--color-ink);
  border-color: var(--color-border);
}

.btn--secondary:hover {
  border-color: var(--color-ink);
}

.btn--accent {
  background-color: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}

.btn--accent:hover {
  background-color: var(--color-accent-light);
  border-color: var(--color-accent-light);
}

/* Button on dark backgrounds */
.section--dark .btn--primary {
  background-color: var(--color-white);
  color: var(--color-ink);
  border-color: var(--color-white);
}

.section--dark .btn--primary:hover {
  background-color: var(--color-surface);
  border-color: var(--color-surface);
}

.section--dark .btn--secondary {
  color: var(--color-text-on-dark);
  border-color: var(--color-border-dark);
}

.section--dark .btn--secondary:hover {
  border-color: var(--color-text-on-dark);
}

.btn--lg {
  font-size: var(--text-base);
  padding: var(--space-4) var(--space-8);
}

/* Text link style */
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-ink);
  transition: gap var(--duration-fast) var(--ease-out);
}

.link-arrow:hover {
  gap: var(--space-3);
}

.link-arrow .arrow {
  transition: transform var(--duration-fast) var(--ease-out);
}

.link-arrow:hover .arrow {
  transform: translateX(4px);
}

.section--dark .link-arrow {
  color: var(--color-text-on-dark);
}

/* --- NAVIGATION --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 100;
  display: flex;
  align-items: center;
  transition: background-color var(--duration-base) var(--ease-out),
              box-shadow var(--duration-base) var(--ease-out);
}

.nav--scrolled {
  background-color: rgba(248, 246, 243, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--color-border);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.nav__logo {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-ink);
}

.nav__logo span {
  font-weight: 300;
  color: var(--color-ink-muted);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav__link {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 400;
  color: var(--color-ink-muted);
  transition: color var(--duration-fast) var(--ease-out);
  position: relative;
}

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

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-ink);
  transition: width var(--duration-fast) var(--ease-out);
}

.nav__link:hover::after,
.nav__link--active::after {
  width: 100%;
}

.nav__cta {
  margin-left: var(--space-4);
}

/* Mobile Nav Toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 24px;
  height: 20px;
  justify-content: center;
  cursor: pointer;
  z-index: 101;
}

.nav__toggle span {
  display: block;
  width: 100%;
  height: 1.5px;
  background-color: var(--color-ink);
  transition: all var(--duration-fast) var(--ease-out);
  transform-origin: center;
}

.nav__toggle--open span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.nav__toggle--open span:nth-child(2) {
  opacity: 0;
}

.nav__toggle--open span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* Mobile Nav Overlay */
.nav__mobile {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-surface);
  z-index: 99;
  padding: calc(var(--nav-height) + var(--space-12)) var(--space-6) var(--space-8);
  flex-direction: column;
  gap: var(--space-8);
  opacity: 0;
  transform: translateY(-8px);
  transition: opacity var(--duration-base) var(--ease-out),
              transform var(--duration-base) var(--ease-out);
}

.nav__mobile--open {
  display: flex;
  opacity: 1;
  transform: translateY(0);
}

.nav__mobile-link {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 500;
  color: var(--color-ink);
  letter-spacing: -0.02em;
}

.nav__mobile-link:hover {
  color: var(--color-accent);
}

/* --- SECTIONS --- */
.section {
  padding: var(--space-24) 0;
}

.section--dark {
  background-color: var(--color-charcoal);
}

.section--alt {
  background-color: var(--color-surface-alt);
}

.section__header {
  margin-bottom: var(--space-16);
}

.section__header p {
  max-width: 560px;
  margin-top: var(--space-4);
}

/* --- HERO --- */
.hero {
  min-height: 100dvh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background-color: var(--color-charcoal);
  padding-top: var(--nav-height);
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 720px;
}

.hero__headline {
  font-family: var(--font-display);
  font-size: var(--text-5xl);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--color-text-on-dark);
  margin-bottom: var(--space-6);
}

.hero__sub {
  font-size: var(--text-lg);
  line-height: 1.6;
  color: var(--color-text-muted-dark);
  max-width: 520px;
  margin-bottom: var(--space-8);
}

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

/* Hero abstract visualization */
.hero__visual {
  position: absolute;
  right: -5%;
  top: 50%;
  transform: translateY(-50%);
  width: 55%;
  height: 80%;
  z-index: 1;
  opacity: 0.15;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(74, 103, 65, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(74, 103, 65, 0.08) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: 0;
}

/* Animated flowing lines */
.hero__lines {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow: hidden;
}

.hero__line {
  position: absolute;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(74, 103, 65, 0.3), transparent);
  animation: heroLineFlow 8s var(--ease-in-out) infinite;
}

.hero__line:nth-child(1) {
  top: 30%;
  left: -20%;
  width: 60%;
  animation-delay: 0s;
}

.hero__line:nth-child(2) {
  top: 50%;
  left: 10%;
  width: 45%;
  animation-delay: 2s;
}

.hero__line:nth-child(3) {
  top: 70%;
  left: -10%;
  width: 55%;
  animation-delay: 4s;
}

.hero__line:nth-child(4) {
  top: 40%;
  left: 20%;
  width: 40%;
  animation-delay: 6s;
}

@keyframes heroLineFlow {
  0%   { transform: translateX(-100%); opacity: 0; }
  20%  { opacity: 1; }
  80%  { opacity: 1; }
  100% { transform: translateX(200%); opacity: 0; }
}

/* Subtle node points */
.hero__node {
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background-color: rgba(74, 103, 65, 0.4);
  animation: heroNodePulse 4s var(--ease-in-out) infinite;
}

.hero__node:nth-child(1) { top: 25%; right: 30%; animation-delay: 0s; }
.hero__node:nth-child(2) { top: 45%; right: 20%; animation-delay: 1.5s; }
.hero__node:nth-child(3) { top: 60%; right: 40%; animation-delay: 3s; }
.hero__node:nth-child(4) { top: 35%; right: 50%; animation-delay: 0.8s; }
.hero__node:nth-child(5) { top: 70%; right: 25%; animation-delay: 2.2s; }

@keyframes heroNodePulse {
  0%, 100% { opacity: 0.3; transform: scale(1); }
  50%      { opacity: 0.8; transform: scale(1.8); }
}

/* --- DUAL VERTICALS --- */
.verticals {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background-color: var(--color-border);
}

.vertical {
  background-color: var(--color-surface);
  padding: var(--space-16) var(--space-10);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 400px;
  transition: background-color var(--duration-base) var(--ease-out);
}

.vertical:hover {
  background-color: var(--color-surface-alt);
}

.vertical__number {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 400;
  color: var(--color-ink-muted);
  margin-bottom: var(--space-12);
}

.vertical__title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 500;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
}

.vertical__desc {
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-ink-soft);
  max-width: 420px;
  margin-bottom: var(--space-8);
}

/* --- ENERGY SECTION --- */
.energy-problem {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: start;
}

.energy-problem__left {
  position: sticky;
  top: calc(var(--nav-height) + var(--space-8));
}

.energy-problem__right {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.energy-point {
  padding: var(--space-6) 0;
  border-top: 1px solid var(--color-border);
}

.energy-point__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 500;
  margin-bottom: var(--space-3);
}

.energy-point__desc {
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-ink-soft);
  max-width: 480px;
}

/* Four Routes / Structures */
.routes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background-color: var(--color-border-dark);
}

.route {
  background-color: var(--color-charcoal);
  padding: var(--space-10);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 320px;
  transition: background-color var(--duration-base) var(--ease-out);
}

.route:hover {
  background-color: var(--color-charcoal-light);
}

.route__number {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-accent-light);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-8);
}

.route__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 500;
  color: var(--color-text-on-dark);
  margin-bottom: var(--space-3);
}

.route__desc {
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-text-muted-dark);
  margin-bottom: var(--space-6);
}

/* --- PROCESS --- */
.process {
  display: flex;
  align-items: stretch;
  gap: 0;
  counter-reset: process-counter;
  position: relative;
}

.process::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background-color: var(--color-border);
}

.process__step {
  flex: 1;
  text-align: center;
  padding: var(--space-8) var(--space-4);
  position: relative;
}

.process__step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-ink-muted);
  margin-bottom: var(--space-4);
  position: relative;
  z-index: 1;
}

.process__step-title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-ink);
  margin-bottom: var(--space-2);
}

.process__step-desc {
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  line-height: 1.5;
}

/* --- WHY PARABLE (Differentiation) --- */
.diff-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-10);
}

.diff-item {
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}

.diff-item__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 500;
  margin-bottom: var(--space-3);
}

.diff-item__desc {
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-ink-soft);
}

/* --- PROOF POINTS --- */
.proof {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background-color: var(--color-border);
}

.proof__item {
  background-color: var(--color-surface);
  padding: var(--space-10);
  text-align: left;
}

.proof__number {
  font-family: var(--font-display);
  font-size: var(--text-5xl);
  font-weight: 300;
  letter-spacing: -0.03em;
  color: var(--color-ink);
  line-height: 1;
  margin-bottom: var(--space-3);
}

.proof__label {
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  line-height: 1.4;
}

/* --- INDUSTRIES / SECTORS --- */
.sectors {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.sector-tag {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 400;
  color: var(--color-ink-soft);
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--color-border);
  transition: all var(--duration-fast) var(--ease-out);
}

.sector-tag:hover {
  border-color: var(--color-ink);
  color: var(--color-ink);
}

/* --- FINANCIAL ADVISORY --- */
.financial-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.financial-points {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.financial-point {
  padding-left: var(--space-6);
  border-left: 1px solid var(--color-border-dark);
}

.financial-point__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text-on-dark);
  margin-bottom: var(--space-2);
}

.financial-point__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted-dark);
  line-height: 1.5;
}

/* --- ABOUT --- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-16);
  align-items: start;
}

.about-values {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.about-value {
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.about-value__title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 500;
  margin-bottom: var(--space-1);
}

.about-value__desc {
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  line-height: 1.5;
}

/* --- ENERGY ASSESSMENT CTA --- */
.assessment {
  text-align: left;
  max-width: var(--container-narrow);
}

.assessment__headline {
  font-size: var(--text-4xl);
  margin-bottom: var(--space-4);
}

.assessment__desc {
  font-size: var(--text-lg);
  color: var(--color-text-muted-dark);
  max-width: 560px;
  margin-bottom: var(--space-8);
}

.assessment__steps {
  display: flex;
  gap: var(--space-10);
  margin-bottom: var(--space-10);
}

.assessment__step {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.assessment__step-num {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-accent-light);
  flex-shrink: 0;
  margin-top: 2px;
}

.assessment__step-text {
  font-size: var(--text-sm);
  color: var(--color-text-muted-dark);
  line-height: 1.5;
}

/* --- CONTACT --- */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-16);
  align-items: start;
}

.contact__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.contact__detail {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.contact__detail-label {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
}

.contact__detail-value {
  font-size: var(--text-base);
  color: var(--color-ink);
}

.contact__detail-value a {
  transition: color var(--duration-fast) var(--ease-out);
}

.contact__detail-value a:hover {
  color: var(--color-accent);
}

/* Form */
.form {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  position: relative;
}

.form__hp {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

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

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

.form__label {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-ink);
}

.form__input,
.form__select,
.form__textarea {
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  background-color: var(--color-white);
  font-size: var(--text-base);
  color: var(--color-ink);
  transition: border-color var(--duration-fast) var(--ease-out);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

.form__input:focus,
.form__select:focus,
.form__textarea:focus {
  border-color: var(--color-ink);
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: var(--color-ink-muted);
}

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

.form__select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236e6e73' fill='none' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-4) center;
  padding-right: var(--space-10);
  cursor: pointer;
}

/* Topic selection */
.form__topics {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.form__topic {
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--color-border);
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
  background: var(--color-white);
}

.form__topic:hover {
  border-color: var(--color-ink);
  color: var(--color-ink);
}

.form__topic--active {
  background-color: var(--color-ink);
  border-color: var(--color-ink);
  color: var(--color-white);
}

.form__submit {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  transition: all var(--duration-fast) var(--ease-out);
}

.form__submit:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.form__note {
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
  margin-top: var(--space-2);
}

/* Form Alert & Feedback Banner */
.form__alert {
  padding: var(--space-4) var(--space-5);
  border-radius: 2px;
  font-size: var(--text-sm);
  line-height: 1.5;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  animation: formAlertFadeIn 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes formAlertFadeIn {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.form__alert--success {
  background-color: #f4f7f4;
  border-left: 3px solid #2e7d32;
  color: #1b4d20;
}

.form__alert-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--color-ink);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.form__alert-title::before {
  content: "✓";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  background: #2e7d32;
  color: #ffffff;
  border-radius: 50%;
  font-size: 11px;
  font-weight: 700;
}

.form__alert-meta {
  font-size: var(--text-xs);
  color: #3b6e41;
  font-family: var(--font-mono, monospace);
  margin-top: 2px;
}

.form__alert--error {
  background-color: #fdf5f5;
  border-left: 3px solid #c0392b;
  color: #922b21;
}

.form__alert--error .form__alert-title::before {
  content: "!";
  background: #c0392b;
}

.form__input--invalid,
.form__select--invalid,
.form__textarea--invalid {
  border-color: #c0392b !important;
  background-color: #fffafa !important;
}

.form__error-hint {
  font-size: var(--text-xs);
  color: #c0392b;
  margin-top: 2px;
}

.form__spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255, 255, 255, 0.35);
  border-radius: 50%;
  border-top-color: #ffffff;
  animation: formSpin 0.7s linear infinite;
}

@keyframes formSpin {
  to {
    transform: rotate(360deg);
  }
}

/* --- FOOTER --- */
.footer {
  background-color: var(--color-charcoal);
  padding: var(--space-16) 0 var(--space-8);
}

.footer__top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-10);
  padding-bottom: var(--space-12);
  border-bottom: 1px solid var(--color-border-dark);
}

.footer__brand {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-text-on-dark);
  margin-bottom: var(--space-4);
}

.footer__brand span {
  font-weight: 300;
  color: var(--color-text-muted-dark);
}

.footer__tagline {
  font-size: var(--text-sm);
  color: var(--color-text-muted-dark);
  line-height: 1.5;
  max-width: 280px;
}

.footer__col-title {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted-dark);
  margin-bottom: var(--space-4);
}

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

.footer__col-link {
  font-size: var(--text-sm);
  color: var(--color-text-muted-dark);
  transition: color var(--duration-fast) var(--ease-out);
}

.footer__col-link:hover {
  color: var(--color-text-on-dark);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-6);
}

.footer__copy {
  font-size: var(--text-xs);
  color: var(--color-text-muted-dark);
}

.footer__legal {
  display: flex;
  gap: var(--space-6);
}

.footer__legal a {
  font-size: var(--text-xs);
  color: var(--color-text-muted-dark);
  transition: color var(--duration-fast) var(--ease-out);
}

.footer__legal a:hover {
  color: var(--color-text-on-dark);
}

/* --- SCROLL REVEAL (Progressive Enhancement Architecture) --- */
/* By default, elements are completely visible so NO user or browser ever sees a blank gap */
.reveal {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.4s var(--ease-out),
              transform 0.4s var(--ease-out);
  will-change: opacity, transform;
}

/* Only when JavaScript actively designates an element as pending below fold does it hide awaiting scroll */
.reveal--pending:not(.reveal--visible) {
  opacity: 0 !important;
  transform: translateY(20px) !important;
}

.reveal--visible {
  opacity: 1 !important;
  transform: translateY(0) !important;
  visibility: visible !important;
}

.reveal--delay-1 { transition-delay: 80ms; }
.reveal--delay-2 { transition-delay: 160ms; }
.reveal--delay-3 { transition-delay: 240ms; }
.reveal--delay-4 { transition-delay: 320ms; }

/* --- DIVIDER --- */
.divider {
  width: 100%;
  height: 1px;
  background-color: var(--color-border);
}

.section--dark .divider {
  background-color: var(--color-border-dark);
}

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

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

/* --- REDUCED MOTION --- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .hero__line,
  .hero__node {
    animation: none;
  }

  * {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}

/* --- RESPONSIVE: TABLET (768px) --- */
@media (max-width: 768px) {
  :root {
    --text-5xl: 2.5rem;
    --text-6xl: 3rem;
    --text-7xl: 3.5rem;
  }

  .nav__links {
    display: none;
  }

  .nav__toggle {
    display: flex;
  }

  .hero__headline {
    font-size: var(--text-4xl);
  }

  .hero__visual {
    width: 80%;
    opacity: 0.08;
  }

  .verticals {
    grid-template-columns: 1fr;
  }

  .energy-problem {
    grid-template-columns: 1fr;
  }

  .energy-problem__left {
    position: static;
  }

  .routes {
    grid-template-columns: 1fr;
  }

  .process {
    flex-direction: column;
    gap: 0;
  }

  .process::before {
    top: 0;
    bottom: 0;
    left: 20px;
    right: auto;
    width: 1px;
    height: auto;
  }

  .process__step {
    text-align: left;
    padding-left: var(--space-12);
  }

  .diff-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .proof {
    grid-template-columns: 1fr;
  }

  .financial-intro {
    grid-template-columns: 1fr;
  }

  .about-grid {
    grid-template-columns: 1fr;
  }

  .about-values {
    grid-template-columns: 1fr;
  }

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

  .contact-layout {
    grid-template-columns: 1fr;
  }

  .form__row {
    grid-template-columns: 1fr;
  }

  .footer__top {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }

  .section {
    padding: var(--space-16) 0;
  }
}

/* --- RESPONSIVE: MOBILE (480px) --- */
@media (max-width: 480px) {
  :root {
    --text-4xl: 1.875rem;
    --text-5xl: 2.25rem;
  }

  .container {
    padding-left: var(--space-5);
    padding-right: var(--space-5);
  }

  .hero__headline {
    font-size: var(--text-3xl);
  }

  .hero__sub {
    font-size: var(--text-base);
  }

  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
    justify-content: center;
  }

  .proof__number {
    font-size: var(--text-4xl);
  }

  .vertical {
    padding: var(--space-10) var(--space-6);
    min-height: auto;
  }

  .route {
    padding: var(--space-8) var(--space-6);
    min-height: auto;
  }

  .footer__top {
    grid-template-columns: 1fr;
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }

  .section {
    padding: var(--space-12) 0;
  }
}

/* --- RESPONSIVE: LARGE DESKTOP (1440px+) --- */
@media (min-width: 1440px) {
  :root {
    --text-5xl: 3.5rem;
    --text-6xl: 4.5rem;
  }

  .hero__headline {
    font-size: var(--text-6xl);
  }
}

/* --- RESPONSIVE: ULTRAWIDE (1920px+) --- */
@media (min-width: 1920px) {
  .container {
    padding-left: var(--space-10);
    padding-right: var(--space-10);
  }
}

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

.btn:focus-visible {
  outline-offset: 4px;
}

.form__input:focus-visible,
.form__select:focus-visible,
.form__textarea:focus-visible {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(74, 103, 65, 0.15);
}

/* ===================================================================
   ADVANCED ANIMATIONS & MULTI-PAGE DESIGN SYSTEM
   Preserving exact color tokens & Outfit/Inter typography
   =================================================================== */

/* --- SCROLL PROGRESS BAR --- */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--color-accent), var(--color-stone));
  z-index: 1001;
  transition: width 0.1s linear;
  pointer-events: none;
}

/* --- NAV THEME FOR DARK HEROES --- */
.nav--theme-dark:not(.nav--scrolled) .nav__logo {
  color: var(--color-white);
}
.nav--theme-dark:not(.nav--scrolled) .nav__logo span {
  color: var(--color-stone-light);
}
.nav--theme-dark:not(.nav--scrolled) .nav__link {
  color: var(--color-text-muted-dark);
}
.nav--theme-dark:not(.nav--scrolled) .nav__link:hover,
.nav--theme-dark:not(.nav--scrolled) .nav__link--current {
  color: var(--color-white);
}
.nav--theme-dark:not(.nav--scrolled) .nav__link::after {
  background-color: var(--color-white);
}
.nav--theme-dark:not(.nav--scrolled) .nav__link--current::after {
  width: 100%;
}
.nav--theme-dark:not(.nav--scrolled) .nav__cta .btn--primary {
  background-color: var(--color-white);
  color: var(--color-ink);
  border-color: var(--color-white);
}
.nav--theme-dark:not(.nav--scrolled) .nav__cta .btn--primary:hover {
  background-color: var(--color-surface);
}
.nav--theme-dark:not(.nav--scrolled) .nav__toggle span {
  background-color: var(--color-white);
}

.nav__link--current {
  color: var(--color-ink);
  font-weight: 500;
}
.nav__link--current::after {
  width: 100%;
}

/* --- HERO CANVAS BACKGROUND --- */
.hero__canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
  opacity: 0.45;
}

/* --- PRACTICE SWITCHER TOGGLE --- */
.practice-toggle-wrapper {
  margin-bottom: var(--space-8);
  display: inline-flex;
  position: relative;
  z-index: 5;
}

.practice-toggle {
  display: inline-flex;
  position: relative;
  background: rgba(255, 255, 255, 0.07);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-border-dark);
  border-radius: 9999px;
  padding: 4px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.practice-toggle__indicator {
  position: absolute;
  top: 4px;
  left: 4px;
  bottom: 4px;
  width: calc(50% - 4px);
  background: var(--color-charcoal-light);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 9999px;
  transition: transform 0.45s var(--ease-out), width 0.45s var(--ease-out);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  pointer-events: none;
}

.practice-toggle--energy .practice-toggle__indicator {
  transform: translateX(100%);
}

.practice-toggle__btn {
  position: relative;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-5);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted-dark);
  border-radius: 9999px;
  transition: color var(--duration-fast) var(--ease-out);
  cursor: pointer;
  white-space: nowrap;
}

.practice-toggle__btn:hover {
  color: var(--color-text-on-dark);
}

.practice-toggle__btn--active {
  color: var(--color-white);
  font-weight: 600;
}

.practice-badge {
  font-size: var(--text-xs);
  padding: 2px 8px;
  border-radius: 9999px;
  font-family: var(--font-body);
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.practice-badge--primary {
  background: rgba(74, 103, 65, 0.35);
  color: #a3cca0;
  border: 1px solid rgba(74, 103, 65, 0.5);
}

.practice-badge--sub {
  background: rgba(166, 152, 130, 0.25);
  color: var(--color-stone-light);
  border: 1px solid rgba(166, 152, 130, 0.4);
}

/* Practice Content Panels */
.practice-panel {
  display: none;
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.4s var(--ease-out), transform 0.4s var(--ease-out);
}

.practice-panel--active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

/* Metric pills in hero */
.hero__metrics {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6);
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border-dark);
}

.hero__metric-item {
  display: flex;
  flex-direction: column;
}

.hero__metric-value {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--color-text-on-dark);
}

.hero__metric-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted-dark);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 2px;
}

/* --- 3D PERSPECTIVE CARD TILT --- */
.tilt-card {
  perspective: 1000px;
  transition: transform var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-fast) var(--ease-out),
              border-color var(--duration-fast) var(--ease-out);
  will-change: transform;
}

.tilt-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 36px -10px rgba(26, 26, 46, 0.08);
  border-color: var(--color-stone);
}

.section--dark .tilt-card:hover {
  box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.45);
  border-color: rgba(255, 255, 255, 0.25);
}

/* Interactive Card Inner Glow */
.card-glow {
  position: relative;
  overflow: hidden;
}

.card-glow::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  opacity: 0;
  transition: opacity var(--duration-fast) var(--ease-out);
}

.card-glow:hover::before {
  opacity: 1;
}

/* --- SUBPAGE HERO HEADERS --- */
.page-hero {
  position: relative;
  background-color: var(--color-charcoal);
  color: var(--color-text-on-dark);
  padding: calc(var(--nav-height) + var(--space-16)) 0 var(--space-16);
  overflow: hidden;
  border-bottom: 1px solid var(--color-border-dark);
}

.page-hero__breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-stone-light);
  margin-bottom: var(--space-4);
}

.page-hero__breadcrumb a {
  color: var(--color-text-muted-dark);
  transition: color var(--duration-fast) var(--ease-out);
}

.page-hero__breadcrumb a:hover {
  color: var(--color-white);
}

.page-hero__title {
  font-family: var(--font-display);
  font-size: var(--text-5xl);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.12;
  color: var(--color-white);
  max-width: 900px;
  margin-bottom: var(--space-4);
}

.page-hero__sub {
  font-size: var(--text-xl);
  color: var(--color-text-muted-dark);
  line-height: 1.6;
  max-width: 720px;
  margin-bottom: var(--space-8);
}

.page-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-8);
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* --- FINANCIAL ADVISORY PILLARS GRID --- */
.advisory-pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.advisory-pillar {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 380px;
  position: relative;
  transition: all var(--duration-fast) var(--ease-out);
}

.advisory-pillar__tag {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: var(--space-3);
}

.advisory-pillar__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: var(--space-3);
  line-height: 1.25;
}

.advisory-pillar__desc {
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  line-height: 1.65;
  margin-bottom: var(--space-6);
}

.advisory-pillar__list {
  border-top: 1px solid var(--color-surface-alt);
  padding-top: var(--space-4);
  margin-bottom: var(--space-6);
}

.advisory-pillar__list li {
  font-size: var(--text-xs);
  color: var(--color-ink-soft);
  margin-bottom: var(--space-2);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.advisory-pillar__list li::before {
  content: "—";
  color: var(--color-stone);
  font-weight: 600;
}

/* --- INTERACTIVE CAPITAL STRUCTURING CALCULATOR --- */
.calculator-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  padding: var(--space-8);
  border-radius: 4px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

.calculator-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-10);
  align-items: center;
}

.calc-range-group {
  margin-bottom: var(--space-6);
}

.calc-range-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: var(--space-2);
}

.calc-range-label {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-ink);
}

.calc-range-val {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-accent);
}

.calc-slider {
  width: 100%;
  height: 6px;
  background: var(--color-surface-alt);
  border-radius: 3px;
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

.calc-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-ink);
  cursor: pointer;
  border: 2px solid var(--color-white);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
  transition: transform 0.15s ease;
}

.calc-slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
  background: var(--color-accent);
}

.calc-result-box {
  background: var(--color-charcoal);
  color: var(--color-text-on-dark);
  padding: var(--space-8);
  border-radius: 4px;
  position: relative;
  overflow: hidden;
}

.calc-result-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-stone));
}

.calc-result-metric {
  margin-bottom: var(--space-6);
}

.calc-result-metric:last-child {
  margin-bottom: 0;
}

.calc-result-title {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted-dark);
  margin-bottom: var(--space-1);
}

.calc-result-num {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 600;
  color: var(--color-white);
}

.calc-result-desc {
  font-size: var(--text-xs);
  color: var(--color-text-muted-dark);
  margin-top: var(--space-1);
}

/* Capacity meter visualization */
.calc-bars {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border-dark);
}

.calc-bar-row {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.calc-bar-header {
  display: flex;
  justify-content: space-between;
  font-size: var(--text-xs);
  color: var(--color-text-muted-dark);
}

.calc-bar-track {
  height: 6px;
  width: 100%;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
  overflow: hidden;
}

.calc-bar-fill {
  height: 100%;
  background: var(--color-accent);
  border-radius: 3px;
  transition: width 0.4s var(--ease-out);
}

.calc-bar-fill--stone {
  background: var(--color-stone);
}

/* --- METHODOLOGY TIMELINE --- */
.methodology-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-4);
  position: relative;
}

.methodology-step {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  padding: var(--space-6);
  position: relative;
  transition: transform var(--duration-fast) var(--ease-out), border-color var(--duration-fast) var(--ease-out);
}

.methodology-step:hover {
  transform: translateY(-4px);
  border-color: var(--color-ink);
}

.methodology-step__num {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-stone);
  margin-bottom: var(--space-4);
}

.methodology-step__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: var(--space-2);
}

.methodology-step__desc {
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
  line-height: 1.6;
}

/* --- FILTER PILLS FOR INSIGHTS --- */
.filter-pills {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
}

.filter-pill {
  padding: var(--space-2) var(--space-5);
  background: var(--color-surface-alt);
  color: var(--color-ink-soft);
  border: 1px solid var(--color-border);
  border-radius: 9999px;
  font-size: var(--text-xs);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
}

.filter-pill:hover {
  background: var(--color-white);
  color: var(--color-ink);
  border-color: var(--color-ink);
}

.filter-pill--active {
  background: var(--color-charcoal);
  color: var(--color-white);
  border-color: var(--color-charcoal);
}

/* Insight Cards Grid */
.insights-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.insight-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--duration-fast) var(--ease-out);
}

.insight-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-stone);
  box-shadow: 0 12px 28px -8px rgba(0, 0, 0, 0.06);
}

.insight-card__category {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.insight-card__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-ink);
  margin-bottom: var(--space-3);
  line-height: 1.35;
}

.insight-card__summary {
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  line-height: 1.6;
  margin-bottom: var(--space-6);
}

.insight-card__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
  border-top: 1px solid var(--color-surface-alt);
  padding-top: var(--space-4);
}

/* Interactive Tabs for Structuring Matrix */
.matrix-tabs {
  display: flex;
  gap: var(--space-2);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-8);
  overflow-x: auto;
}

.matrix-tab {
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-ink-muted);
  border-bottom: 2px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--duration-fast) var(--ease-out);
}

.matrix-tab:hover {
  color: var(--color-ink);
}

.matrix-tab--active {
  color: var(--color-ink);
  border-bottom-color: var(--color-accent);
  font-weight: 600;
}

.matrix-content-pane {
  display: none;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.35s var(--ease-out), transform 0.35s var(--ease-out);
}

.matrix-content-pane--active {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: var(--space-10);
  opacity: 1;
  transform: translateY(0);
}

/* Responsive Overrides for new components */
@media (max-width: 1024px) {
  .advisory-pillars-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .insights-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .calculator-grid {
    grid-template-columns: 1fr;
  }
  .methodology-steps {
    grid-template-columns: repeat(2, 1fr);
  }
  .matrix-content-pane--active {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .advisory-pillars-grid {
    grid-template-columns: 1fr;
  }
  .insights-grid {
    grid-template-columns: 1fr;
  }
  .methodology-steps {
    grid-template-columns: 1fr;
  }
  .page-hero__title {
    font-size: var(--text-3xl);
  }
  .practice-toggle {
    width: 100%;
    justify-content: center;
  }
  .practice-toggle__btn {
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-xs);
  }
}


/* ===================================================================
   PHASE 1: MODULAR LOGO ICON SYSTEM
   =================================================================== */

/* Base logo icon */
.logo-icon {
  display: inline-block;
  width: 1em;
  height: 1.2em;
  vertical-align: middle;
  flex-shrink: 0;
}

.logo-icon--sm { width: 20px; height: 24px; }
.logo-icon--md { width: 28px; height: 34px; }
.logo-icon--lg { width: 48px; height: 58px; }
.logo-icon--xl { width: 72px; height: 86px; }

/* Nav logo with icon */
.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.nav__logo-icon {
  width: 28px;
  height: 28px;
  object-fit: contain;
  transition: transform var(--duration-base) var(--ease-out);
  vertical-align: middle;
}

.nav__logo-icon--dark {
  mix-blend-mode: screen;
  display: inline-block;
}

.nav__logo-icon--light {
  mix-blend-mode: multiply;
  display: none;
}

.nav--scrolled .nav__logo-icon--dark {
  display: none !important;
}

.nav--scrolled .nav__logo-icon--light {
  display: inline-block !important;
}

.nav__logo:hover .nav__logo-icon {
  transform: scale(1.08);
}

/* Footer logo icon */
.footer__logo-icon {
  width: 38px;
  height: 38px;
  object-fit: contain;
  mix-blend-mode: screen;
  margin-bottom: var(--space-3);
  opacity: 0.95;
}

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

/* Loading screen disabled per user request */
.loading-screen {
  display: none !important;
}


/* ===================================================================
   PHASE 3: ENERGY & ESG ANIMATIONS
   =================================================================== */

/* Energy hero canvas */
.energy-hero__canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: 0.4;
  pointer-events: none;
}

/* Animated route icons */
.route__icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-3);
  opacity: 0.7;
}

.route__icon svg {
  width: 100%;
  height: 100%;
}

/* Wind turbine rotation */
.anim-wind-turbine {
  animation: windSpin 8s linear infinite;
  transform-origin: center 40%;
}

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

/* Solar pulse */
.anim-solar-pulse {
  animation: solarPulse 3s ease-in-out infinite;
}

@keyframes solarPulse {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.08); }
}

/* Grid flow (dashed line animation) */
.anim-grid-flow {
  stroke-dasharray: 8 4;
  animation: gridFlow 2s linear infinite;
}

@keyframes gridFlow {
  from { stroke-dashoffset: 0; }
  to { stroke-dashoffset: -24; }
}

/* Leaf sway for ESG */
.anim-leaf {
  animation: leafSway 4s ease-in-out infinite;
  transform-origin: bottom center;
}

@keyframes leafSway {
  0%, 100% { transform: rotate(-3deg); }
  50% { transform: rotate(3deg); }
}

/* Methodology scroll progress */
.methodology-progress {
  position: relative;
}

.methodology-progress__track {
  width: 100%;
  height: 3px;
  background: var(--color-border);
  border-radius: 2px;
  margin-bottom: var(--space-8);
  overflow: hidden;
}

.methodology-progress__fill {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--color-accent), var(--color-stone), var(--color-accent-light));
  transition: width 0.3s var(--ease-out);
}

.methodology-progress .diff-item {
  position: relative;
  transition: border-top-color 0.4s var(--ease-out), transform 0.4s var(--ease-out);
}

.methodology-progress .diff-item.is-active {
  border-top-color: var(--color-accent);
}

.methodology-progress .diff-item.is-active .diff-item__title {
  color: var(--color-accent);
  transition: color 0.4s var(--ease-out);
}


/* ===================================================================
   PHASE 4: DISSOLVE GALLERY (FINANCIAL ADVISORY)
   =================================================================== */

.dissolve-gallery {
  position: relative;
  width: 100%;
  height: 420px;
  overflow: hidden;
  background: var(--color-charcoal);
}

.dissolve-gallery__slides {
  position: relative;
  width: 100%;
  height: 100%;
}

.dissolve-gallery__slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transform: scale(1.05);
  transition: opacity 1.5s ease-in-out, transform 8s ease-out;
  object-fit: cover;
}

.dissolve-gallery__slide--active {
  opacity: 1;
  transform: scale(1);
}

.dissolve-gallery__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    to right,
    rgba(26, 26, 46, 0.85) 0%,
    rgba(26, 26, 46, 0.4) 50%,
    rgba(26, 26, 46, 0.15) 100%
  );
  z-index: 1;
  display: flex;
  align-items: center;
  padding: var(--space-12) var(--space-8);
}

.dissolve-gallery__content {
  max-width: 620px;
  z-index: 2;
}

.dissolve-gallery__label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-stone-light);
  margin-bottom: var(--space-3);
}

.dissolve-gallery__title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 500;
  color: var(--color-text-on-dark);
  line-height: 1.15;
  margin-bottom: var(--space-4);
}

.dissolve-gallery__locations {
  display: flex;
  gap: var(--space-3) var(--space-6);
  flex-wrap: wrap;
  margin-top: var(--space-2);
}

.dissolve-gallery__location {
  font-size: var(--text-sm);
  color: var(--color-text-muted-dark);
  position: relative;
  padding-left: var(--space-4);
  transition: color var(--duration-fast) var(--ease-out);
  letter-spacing: 0.02em;
}

.dissolve-gallery__location:hover {
  color: var(--color-text-on-dark);
}

.dissolve-gallery__location::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 6px rgba(74, 103, 65, 0.4);
  transition: transform var(--duration-fast) var(--ease-out);
}

.dissolve-gallery__location:hover::before {
  transform: translateY(-50%) scale(1.3);
}

/* Indicator dots */
.dissolve-gallery__dots {
  position: absolute;
  bottom: var(--space-6);
  right: var(--space-8);
  display: flex;
  gap: var(--space-2);
  z-index: 3;
}

.dissolve-gallery__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.3);
  border: none;
  cursor: pointer;
  transition: all 0.3s var(--ease-out);
  padding: 0;
}

.dissolve-gallery__dot--active {
  background: var(--color-white);
  transform: scale(1.3);
}


/* ===================================================================
   PHASE 5: SITE-WIDE ANIMATION POLISH
   =================================================================== */

/* Enhanced scroll progress bar with gradient */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-stone), var(--color-accent-light));
  z-index: 200;
  width: 0%;
  transition: width 0.05s linear;
}

/* Enhanced reveal variants */
.reveal--slide-up {
  transform: translateY(30px);
  opacity: 0;
  transition: transform 0.8s var(--ease-out), opacity 0.8s var(--ease-out);
}

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

.reveal--fade-scale {
  transform: scale(0.95);
  opacity: 0;
  transition: transform 0.8s var(--ease-out), opacity 0.8s var(--ease-out);
}

.reveal--fade-scale.reveal--visible {
  transform: scale(1);
  opacity: 1;
}

/* Stagger children animation */
.reveal--stagger > * {
  opacity: 0;
  transform: translateY(16px);
  transition: all 0.5s var(--ease-out);
}

.reveal--stagger.reveal--visible > * {
  opacity: 1;
  transform: translateY(0);
}

.reveal--stagger.reveal--visible > *:nth-child(1) { transition-delay: 0ms; }
.reveal--stagger.reveal--visible > *:nth-child(2) { transition-delay: 60ms; }
.reveal--stagger.reveal--visible > *:nth-child(3) { transition-delay: 120ms; }
.reveal--stagger.reveal--visible > *:nth-child(4) { transition-delay: 180ms; }
.reveal--stagger.reveal--visible > *:nth-child(5) { transition-delay: 240ms; }
.reveal--stagger.reveal--visible > *:nth-child(6) { transition-delay: 300ms; }

/* Button magnetic hover effect */
.btn--primary {
  transition: all var(--duration-fast) var(--ease-out),
              transform 0.15s ease-out,
              box-shadow var(--duration-fast) var(--ease-out);
}

.btn--primary:hover {
  box-shadow: 0 4px 20px rgba(26, 26, 46, 0.2);
}

/* Enhanced card hover elevation */
.advisory-pillar {
  transition: transform var(--duration-base) var(--ease-out),
              box-shadow var(--duration-base) var(--ease-out),
              border-color var(--duration-base) var(--ease-out);
}

.advisory-pillar:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(26, 26, 46, 0.08),
              0 4px 12px rgba(26, 26, 46, 0.04);
  border-color: var(--color-stone-light);
}

/* Card glow effect on hover */
.card-glow {
  position: relative;
  overflow: hidden;
}

.card-glow::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(
    circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
    rgba(74, 103, 65, 0.06) 0%,
    transparent 60%
  );
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
  z-index: 0;
}

.card-glow:hover::after {
  opacity: 1;
}

/* Section divider draw animation */
.section-divider {
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
  margin: var(--space-16) auto;
  transition: width 1.2s var(--ease-out);
}

.section-divider.reveal--visible {
  width: 80%;
}

/* Number counter glow on completion */
.proof__number.counter-done {
  text-shadow: 0 0 20px rgba(74, 103, 65, 0.3);
  transition: text-shadow 0.6s ease;
}

/* Body page load transition */
body {
  animation: bodyFadeIn 0.4s ease-out;
}

@keyframes bodyFadeIn {
  from { opacity: 0.92; }
  to { opacity: 1; }
}

/* --- RESPONSIVE: New components --- */
@media (max-width: 1024px) {
  .dissolve-gallery {
    height: 340px;
  }
  .dissolve-gallery__title {
    font-size: var(--text-2xl);
  }
}

@media (max-width: 768px) {
  .dissolve-gallery {
    height: 300px;
  }
  .dissolve-gallery__overlay {
    padding: var(--space-6) var(--space-4);
    background: linear-gradient(
      to top,
      rgba(26, 26, 46, 0.9) 0%,
      rgba(26, 26, 46, 0.3) 100%
    );
    align-items: flex-end;
  }
  .dissolve-gallery__title {
    font-size: var(--text-xl);
  }
  .dissolve-gallery__locations {
    gap: var(--space-3);
  }
  .loading-screen__logo {
    width: 80px;
    height: 96px;
  }
}