/* ========================================================================== 
   Variables
   ========================================================================== */

:root {
  /* Colors */
  --color-background: #05070a;
  --color-surface: #0f141b;
  --color-surface-alt: #161d26;
  --color-text: #f7f8fb;
  --color-text-muted: #a5adbb;

  --color-primary: #f5a623; /* warm accent for photography / light */
  --color-primary-soft: rgba(245, 166, 35, 0.16);
  --color-primary-dark: #cc7f00;

  --color-success: #3cb371;
  --color-warning: #f5a623;
  --color-danger: #e55353;

  /* Neutral grays (cool, professional) */
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2933;
  --gray-900: #111827;

  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-display: "Playfair Display", "Georgia", "Times New Roman", serif;

  --font-size-xs: 0.75rem;   /* 12px */
  --font-size-sm: 0.875rem;  /* 14px */
  --font-size-base: 1rem;    /* 16px */
  --font-size-lg: 1.125rem;  /* 18px */
  --font-size-xl: 1.25rem;   /* 20px */
  --font-size-2xl: 1.5rem;   /* 24px */
  --font-size-3xl: 1.875rem; /* 30px */
  --font-size-4xl: 2.25rem;  /* 36px */
  --font-size-5xl: 3rem;     /* 48px */

  --line-height-tight: 1.15;
  --line-height-snug: 1.3;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.7;

  /* Spacing scale (0–96px) */
  --space-0: 0;
  --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 */

  /* Radius */
  --radius-sm: 0.25rem;   /* 4px */
  --radius-md: 0.5rem;    /* 8px */
  --radius-lg: 0.75rem;   /* 12px */
  --radius-xl: 1rem;      /* 16px */
  --radius-pill: 999px;

  /* Shadows (subtle, cinematic) */
  --shadow-xs: 0 4px 10px rgba(0, 0, 0, 0.18);
  --shadow-sm: 0 10px 30px rgba(0, 0, 0, 0.22);
  --shadow-md: 0 18px 45px rgba(0, 0, 0, 0.28);
  --shadow-soft-outline: 0 0 0 1px rgba(255, 255, 255, 0.04);

  /* Transitions */
  --transition-fast: 120ms ease-out;
  --transition-base: 200ms ease;
  --transition-slow: 320ms ease;
}

/* ========================================================================== 
   Reset / Normalize
   ========================================================================== */

*, *::before, *::after {
  box-sizing: border-box;
}

html,
body,
div,
span,
applet,
object,
iframe,
h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
pre,
a,
abbr,
acronym,
address,
big,
cite,
code,
del,
dfn,
em,
img,
ins,
kbd,
q,
s,
samp,
small,
strike,
strong,
sub,
sup,
tt,
var,
u,
center,
dl,
dt,
dd,
ol,
ul,
li,
fieldset,
form,
label,
legend,
table,
caption,
tbody,
tfoot,
thead,
tr,
th,
td,
article,
aside,
canvas,
details,
embed,
figure,
figcaption,
footer,
header,
hgroup,
main,
menu,
nav,
output,
ruby,
section,
summary,
time,
mark,
audio,
video {
  margin: 0;
  padding: 0;
  border: 0;
  font: inherit;
  vertical-align: baseline;
}

html {
  scroll-behavior: smooth;
  text-size-adjust: 100%;
}

body {
  line-height: 1;
}

ol,
ul {
  list-style: none;
}

blockquote,
q {
  quotes: none;
}

blockquote::before,
blockquote::after,
q::before,
q::after {
  content: '';
  content: none;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

img,
video,
canvas,
audio,
iframe,
embed,
object {
  max-width: 100%;
  height: auto;
}

img {
  display: block;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
  background: none;
  border-radius: 0;
}

button {
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
}

/* ========================================================================== 
   Base Styles
   ========================================================================== */

body {
  min-height: 100vh;
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

main {
  display: block;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--color-text);
  line-height: var(--line-height-tight);
}

h1 {
  font-size: var(--font-size-4xl);
  letter-spacing: -0.03em;
  margin-bottom: var(--space-4);
}

h2 {
  font-size: var(--font-size-3xl);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-3);
}

h3 {
  font-size: var(--font-size-2xl);
  letter-spacing: -0.01em;
  margin-bottom: var(--space-2);
}

h4 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-2);
}

h5 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-1);
}

h6 {
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-1);
}

p {
  margin-bottom: var(--space-3);
  color: var(--color-text-muted);
  line-height: var(--line-height-relaxed);
}

p:last-child {
  margin-bottom: 0;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-base), opacity var(--transition-fast);
}

a:hover,
a:focus-visible {
  color: var(--color-primary-dark);
}

a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

strong,
b {
  font-weight: 600;
  color: var(--gray-50);
}

hr {
  border: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  margin: var(--space-8) 0;
}

code,
pre {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.9em;
}

pre {
  padding: var(--space-3);
  border-radius: var(--radius-md);
  background-color: var(--color-surface-alt);
  overflow: auto;
}

/* ========================================================================== 
   Accessibility & Motion
   ========================================================================== */

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ========================================================================== 
   Utilities
   ========================================================================== */

/* Layout / Container */

.container {
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
  max-width: 72rem; /* ~1152px, comfortable content width for UK professional site */
}

@media (min-width: 1024px) {
  .container-wide {
    max-width: 80rem; /* ~1280px for portfolio grids */
  }
}

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

.section--tight {
  padding-top: var(--space-8);
  padding-bottom: var(--space-8);
}

/* Flex helpers */

.flex {
  display: flex;
}

.inline-flex {
  display: inline-flex;
}

.flex-col {
  flex-direction: column;
}

.flex-row {
  flex-direction: row;
}

.flex-wrap {
  flex-wrap: wrap;
}

.items-center {
  align-items: center;
}

.items-start {
  align-items: flex-start;
}

.items-end {
  align-items: flex-end;
}

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.justify-start {
  justify-content: flex-start;
}

.justify-end {
  justify-content: flex-end;
}

.gap-2 {
  gap: var(--space-2);
}

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

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

/* Grid helpers */

.grid {
  display: grid;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-6);
}

@media (max-width: 768px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* Text alignment */

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

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

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

/* Width / spacing utilities (commonly used) */

.w-full {
  width: 100%;
}

.mt-0 { margin-top: 0; }
.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.py-4 { padding-top: var(--space-4); padding-bottom: var(--space-4); }
.py-6 { padding-top: var(--space-6); padding-bottom: var(--space-6); }
.py-8 { padding-top: var(--space-8); padding-bottom: var(--space-8); }

.p-4 { padding: var(--space-4); }
.p-6 { padding: var(--space-6); }

/* Screen reader only */

.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;
}

/* Utility for subtle dividers within dark surfaces */

.divider-horizontal {
  width: 100%;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.06), transparent);
}

/* ========================================================================== 
   Components
   ========================================================================== */

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.7rem 1.5rem;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-size: var(--font-size-sm);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  line-height: 1;
  background-color: var(--color-primary);
  color: #000;
  box-shadow: var(--shadow-xs);
  transition: background-color var(--transition-base),
              color var(--transition-base),
              box-shadow var(--transition-base),
              transform var(--transition-fast),
              border-color var(--transition-fast);
}

/*.btn:hover {*/
/*  background-color: var(--color-primary-dark);*/
/*  box-shadow: var(--shadow-sm);*/
/*  transform: translateY(-1px);*/
/*}*/

.btn:active {
  transform: translateY(0);
  box-shadow: var(--shadow-xs);
}

.btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.btn--ghost {
  background: rgba(255, 255, 255, 0.04);
  color: var(--color-text);
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: var(--shadow-soft-outline);
}

.btn--ghost:hover {
  background: rgba(255, 255, 255, 0.08);
}

.btn--subtle {
  background: transparent;
  color: var(--color-text);
  border-color: rgba(255, 255, 255, 0.16);
}

.btn--subtle:hover {
  background-color: rgba(255, 255, 255, 0.04);
}

.btn--full {
  width: 100%;
}

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.55;
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
}

/* Inputs & Textareas */

.field {
  margin-bottom: var(--space-4);
}

.field label {
  display: block;
  margin-bottom: var(--space-1);
  font-size: var(--font-size-sm);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="url"],
input[type="number"],
input[type="search"],
input[type="password"],
textarea,
select {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.16);
  background-color: rgba(7, 10, 15, 0.9);
  color: var(--color-text);
  outline: none;
  transition: border-color var(--transition-fast),
              box-shadow var(--transition-fast),
              background-color var(--transition-fast);
}

input::placeholder,
textarea::placeholder {
  color: var(--color-text-muted);
  opacity: 0.75;
}

input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px rgba(245, 166, 35, 0.45), var(--shadow-xs);
}

textarea {
  min-height: 7rem;
  resize: vertical;
}

input:disabled,
textarea:disabled,
select:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Cards (used for services, testimonials, process steps, portfolio notes) */

.card {
  position: relative;
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  background: radial-gradient(circle at top left, rgba(245, 166, 35, 0.12), transparent 55%),
              var(--color-surface);
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: var(--shadow-xs);
  color: var(--color-text);
}

.card--subtle {
  background: var(--color-surface-alt);
  box-shadow: var(--shadow-soft-outline);
}

.card-header {
  margin-bottom: var(--space-3);
}

.card-title {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-1);
}

.card-meta {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.card-body {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* Tag / Pill (for service categories, project types) */

.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.7rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(0, 0, 0, 0.3);
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tag--primary {
  border-color: rgba(245, 166, 35, 0.7);
  background: rgba(245, 166, 35, 0.12);
  color: var(--color-primary);
}

/* Media overlay helper for imagery */

.photo-frame {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background-color: #000;
}

.photo-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow), filter var(--transition-slow), opacity var(--transition-slow);
}

.photo-frame::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.65), transparent 40%);
  opacity: 0.85;
  pointer-events: none;
}

.photo-frame:hover img {
  transform: scale(1.03);
  filter: saturate(1.12);
}

/* Hero overlay text alignment helper */

.hero-overlay {
  position: relative;
  z-index: 1;
}

/* Info strip (for address, phone, email) */

.info-strip {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.info-strip a {
  color: var(--color-text);
}

.info-strip a:hover {
  color: var(--color-primary);
}

/* Testimonials styling (basic) */

.testimonial-quote {
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
  color: var(--gray-50);
}

.testimonial-author {
  margin-top: var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* Step list (for service process) */

.process-steps {
  counter-reset: step-counter;
}

.process-step {
  position: relative;
  padding-left: 2.5rem;
  margin-bottom: var(--space-4);
}

.process-step::before {
  counter-increment: step-counter;
  content: counter(step-counter);
  position: absolute;
  left: 0;
  top: 0.1rem;
  width: 1.7rem;
  height: 1.7rem;
  border-radius: 999px;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xs);
  font-weight: 600;
}

/* Form layout helper for contact/booking forms */

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

@media (max-width: 640px) {
  .form-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}