/* ============================================
   WEAVER STUMP GRINDING — STYLE.CSS
   ============================================ */

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

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

  /* Fonts */
  --font-display: 'Zodiak', Georgia, serif;
  --font-body: 'General Sans', 'Helvetica Neue', sans-serif;

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

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

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

/* ---- LIGHT MODE (default) ---- */
:root, [data-theme="light"] {
  --color-bg:            #F5F0E8;
  --color-surface:       #FDFAF3;
  --color-surface-2:     #F0EBE0;
  --color-divider:       #DDD8CC;
  --color-border:        #CCC7BA;
  --color-text:          #1A1A18;
  --color-text-muted:    #6B695F;
  --color-text-faint:    #A5A39B;
  --color-text-inverse:  #F5F0E8;
  --color-primary:       #1B4332;
  --color-primary-hover: #143526;
  --color-primary-light: #2D6A4F;
  --color-accent:        #D47C0F;
  --color-accent-hover:  #B86B0D;
  --color-accent-light:  #F0A840;
  --color-success:       #2D6A4F;
  --color-error:         #B91C1C;

  --shadow-sm: 0 1px 3px rgba(27, 67, 50, 0.06);
  --shadow-md: 0 4px 12px rgba(27, 67, 50, 0.08);
  --shadow-lg: 0 12px 32px rgba(27, 67, 50, 0.12);
}

/* ---- DARK MODE ---- */
[data-theme="dark"] {
  --color-bg:            #141613;
  --color-surface:       #1B1E1A;
  --color-surface-2:     #222621;
  --color-divider:       #2D312B;
  --color-border:        #3A3F38;
  --color-text:          #DDD9D0;
  --color-text-muted:    #8A877E;
  --color-text-faint:    #5A5850;
  --color-text-inverse:  #141613;
  --color-primary:       #52B788;
  --color-primary-hover: #40916C;
  --color-primary-light: #74C69D;
  --color-accent:        #F0A840;
  --color-accent-hover:  #D47C0F;
  --color-accent-light:  #F7C97E;
  --color-success:       #52B788;
  --color-error:         #F87171;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.4);
}

/* System preference fallback */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg:            #141613;
    --color-surface:       #1B1E1A;
    --color-surface-2:     #222621;
    --color-divider:       #2D312B;
    --color-border:        #3A3F38;
    --color-text:          #DDD9D0;
    --color-text-muted:    #8A877E;
    --color-text-faint:    #5A5850;
    --color-text-inverse:  #141613;
    --color-primary:       #52B788;
    --color-primary-hover: #40916C;
    --color-primary-light: #74C69D;
    --color-accent:        #F0A840;
    --color-accent-hover:  #D47C0F;
    --color-accent-light:  #F7C97E;
    --color-success:       #52B788;
    --color-error:         #F87171;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.4);
  }
}

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

html {
  -moz-text-size-adjust: none;
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}

body {
  min-height: 100dvh;
  line-height: 1.6;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
}

img, picture, video, canvas, svg { display: block; max-width: 100%; height: auto; }
ul[role="list"], ol[role="list"] { list-style: none; }
input, button, textarea, select { font: inherit; color: inherit; }
h1, h2, h3, h4, h5, h6 { text-wrap: balance; line-height: 1.15; }
p, li, figcaption { text-wrap: pretty; max-width: 72ch; }

::selection {
  background: rgba(212, 124, 15, 0.25);
  color: var(--color-text);
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

@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;
  }
}

button { cursor: pointer; background: none; border: none; }

a, button, [role="button"], input, textarea, select {
  transition: color var(--transition-interactive),
              background var(--transition-interactive),
              border-color var(--transition-interactive),
              box-shadow var(--transition-interactive);
}

.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;
}

/* ---- UTILITIES ---- */
.container {
  width: 100%;
  max-width: var(--content-wide);
  margin: 0 auto;
  padding-inline: var(--space-6);
}

.section {
  padding-block: clamp(var(--space-12), 8vw, var(--space-24));
}

.section__header {
  text-align: center;
  margin-bottom: var(--space-12);
  max-width: 720px;
  margin-inline: auto;
}

.section__label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.section__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.section__desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  max-width: 60ch;
  margin-inline: auto;
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--text-sm);
  text-decoration: none;
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-6);
  transition: background var(--transition-interactive),
              color var(--transition-interactive),
              box-shadow var(--transition-interactive),
              transform var(--transition-interactive);
  white-space: nowrap;
  cursor: pointer;
  border: none;
}

.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn--accent {
  background: var(--color-accent);
  color: #fff;
}
.btn--accent:hover {
  background: var(--color-accent-hover);
  box-shadow: var(--shadow-md);
}

.btn--outline {
  background: transparent;
  border: 2px solid var(--color-text-inverse);
  color: var(--color-text-inverse);
}
.btn--outline:hover {
  background: rgba(255,255,255,0.15);
}

.btn--sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
}

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

/* ---- HEADER ---- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(245, 240, 232, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-divider);
  transition: box-shadow 0.3s var(--ease-out);
}

[data-theme="dark"] .header {
  background: rgba(20, 22, 19, 0.92);
}

.header--scrolled {
  box-shadow: var(--shadow-sm);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: var(--space-3) var(--space-6);
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
}

.logo-svg {
  width: 36px;
  height: 36px;
  color: var(--color-primary);
  flex-shrink: 0;
}

.logo-svg--footer {
  width: 40px;
  height: 40px;
}

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

.header__nav {
  display: none;
  gap: var(--space-6);
}

@media (min-width: 900px) {
  .header__nav {
    display: flex;
  }
}

.nav-link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  position: relative;
  padding: var(--space-1) 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition-interactive);
}

.nav-link:hover {
  color: var(--color-text);
}

.nav-link:hover::after {
  width: 100%;
}

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

.header__phone {
  display: none;
}

@media (min-width: 900px) {
  .header__phone { display: inline-flex; }
}

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  transition: color var(--transition-interactive),
              background var(--transition-interactive);
}

.theme-toggle:hover {
  color: var(--color-text);
  background: var(--color-surface-2);
}

.mobile-menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  color: var(--color-text);
}

@media (min-width: 900px) {
  .mobile-menu-btn { display: none; }
}

/* Mobile Nav */
.mobile-nav {
  display: none;
  flex-direction: column;
  padding: var(--space-4) var(--space-6) var(--space-6);
  border-top: 1px solid var(--color-divider);
}

.mobile-nav.is-open {
  display: flex;
}

@media (min-width: 900px) {
  .mobile-nav { display: none !important; }
}

.mobile-nav__link {
  display: block;
  padding: var(--space-3) 0;
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  border-bottom: 1px solid var(--color-divider);
}

.mobile-nav__link:hover {
  color: var(--color-accent);
}

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

/* ---- HERO ---- */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(27, 67, 50, 0.7) 0%,
    rgba(27, 67, 50, 0.85) 60%,
    rgba(20, 22, 19, 0.92) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: var(--space-8) var(--space-6);
  max-width: 800px;
}

.hero__title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: #fff;
  margin-bottom: var(--space-4);
  line-height: 1.1;
}

.hero__sub {
  font-size: var(--text-base);
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.7;
  max-width: 55ch;
  margin: 0 auto var(--space-8);
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: center;
  margin-bottom: var(--space-6);
}

.hero__pricing {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.hero__pricing-badge {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  background: rgba(255,255,255, 0.12);
  border: 1px solid rgba(255,255,255, 0.2);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
  color: #fff;
}

.hero__pricing-min {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.7);
}

/* ---- SERVICES ---- */
.services {
  background: var(--color-surface);
}

.services__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  margin-bottom: var(--space-12);
}

@media (min-width: 600px) {
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .services__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.service-card {
  background: var(--color-bg);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: box-shadow var(--transition-interactive),
              transform var(--transition-interactive),
              border-color var(--transition-interactive);
}

.service-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: var(--color-primary);
}

.service-card__icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-4);
  color: var(--color-primary);
}

.service-card__icon svg {
  width: 100%;
  height: 100%;
}

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

.service-card__text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

.services__image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.services__image img {
  width: 100%;
  height: auto;
  display: block;
}

/* ---- WHY CHOOSE US ---- */
.why-us {
  background: var(--color-bg);
}

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

@media (min-width: 600px) {
  .trust-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .trust-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.trust-card {
  text-align: center;
  padding: var(--space-8) var(--space-4);
}

.trust-card__icon {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--space-4);
  color: var(--color-accent);
}

.trust-card__icon svg {
  width: 100%;
  height: 100%;
}

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

.trust-card__text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  max-width: 36ch;
  margin-inline: auto;
}

/* ---- SERVICE AREA ---- */
.area {
  background: var(--color-primary);
  color: #fff;
}

.area .section__label {
  color: var(--color-accent-light);
}

.area .section__title {
  color: #fff;
}

.area .section__desc {
  color: rgba(255,255,255,0.75);
}

.area__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  text-align: center;
}

@media (min-width: 600px) {
  .area__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.area__col-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-4);
  color: var(--color-accent-light);
}

.area__list li {
  padding: var(--space-2) 0;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.85);
}

.area__list li:last-child {
  border-bottom: none;
}

[data-theme="dark"] .area {
  background: var(--color-surface);
}

[data-theme="dark"] .area .section__title {
  color: var(--color-text);
}

[data-theme="dark"] .area .section__desc {
  color: var(--color-text-muted);
}

[data-theme="dark"] .area__col-title {
  color: var(--color-accent);
}

[data-theme="dark"] .area__list li {
  border-bottom-color: var(--color-divider);
  color: var(--color-text-muted);
}

/* ---- FORMS (811 + Contact) ---- */
.utility {
  background: var(--color-surface);
}

.contact {
  background: var(--color-bg);
}

.form {
  max-width: 720px;
  margin: 0 auto;
}

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

@media (min-width: 600px) {
  .form__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .form__group--full {
    grid-column: 1 / -1;
  }
}

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

.form__group label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}

.required {
  color: var(--color-accent);
}

.form__group input,
.form__group textarea,
.form__group select {
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  color: var(--color-text);
  transition: border-color var(--transition-interactive),
              box-shadow var(--transition-interactive);
}

.utility .form__group input,
.utility .form__group textarea,
.utility .form__group select {
  background: var(--color-surface);
}

[data-theme="dark"] .form__group input,
[data-theme="dark"] .form__group textarea,
[data-theme="dark"] .form__group select {
  background: var(--color-surface);
}

[data-theme="dark"] .utility .form__group input,
[data-theme="dark"] .utility .form__group textarea,
[data-theme="dark"] .utility .form__group select {
  background: var(--color-surface-2);
}

.form__group input:focus,
.form__group textarea:focus,
.form__group select:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(212, 124, 15, 0.15);
  outline: none;
}

.form__group input[readonly] {
  opacity: 0.7;
  cursor: default;
}

.form__group input.is-invalid,
.form__group textarea.is-invalid,
.form__group select.is-invalid {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(185, 28, 28, 0.1);
}

.form__group textarea {
  resize: vertical;
}

.form__submit {
  margin-top: var(--space-6);
  width: 100%;
}

@media (min-width: 600px) {
  .form__submit { width: auto; }
}

.form__success {
  display: none;
  gap: var(--space-4);
  align-items: flex-start;
  padding: var(--space-6);
  background: rgba(45, 106, 79, 0.1);
  border: 1px solid var(--color-success);
  border-radius: var(--radius-lg);
  margin-top: var(--space-6);
  color: var(--color-text);
}

.form__success svg {
  flex-shrink: 0;
  color: var(--color-success);
}

.form__success strong {
  display: block;
  margin-bottom: var(--space-1);
  font-size: var(--text-base);
}

.form__success p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

.form__success a {
  color: var(--color-accent);
  text-decoration: underline;
}

/* ---- FOOTER ---- */
.footer {
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-12) 0 var(--space-8);
}

[data-theme="dark"] .footer {
  background: var(--color-surface);
  color: var(--color-text);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  align-items: start;
}

@media (min-width: 600px) {
  .footer__grid {
    grid-template-columns: auto auto auto;
    justify-content: space-between;
  }
}

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

.footer__brand strong {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-sm);
}

.footer__brand p {
  font-size: var(--text-xs);
  opacity: 0.7;
}

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

.footer__contact a {
  color: inherit;
  text-decoration: none;
  font-size: var(--text-sm);
  opacity: 0.85;
}

.footer__contact a:hover {
  opacity: 1;
  color: var(--color-accent-light);
}

.footer__legal {
  text-align: left;
}

@media (min-width: 600px) {
  .footer__legal { text-align: right; }
}

.footer__legal p {
  font-size: var(--text-xs);
  opacity: 0.6;
  margin-bottom: var(--space-2);
}

.footer__legal a {
  font-size: var(--text-xs);
  color: inherit;
  opacity: 0.6;
  text-decoration: none;
}

.footer__legal a:hover {
  opacity: 1;
}

/* ---- SCROLL ANIMATIONS ---- */
.fade-in {
  opacity: 1;
}

@supports (animation-timeline: scroll()) {
  .fade-in {
    opacity: 0;
    animation: reveal-fade linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 100%;
  }
}

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

/* Fallback for browsers without scroll-driven animations */
.fade-in.is-visible {
  opacity: 1;
}