/* ==========================================================================
   ESTEBAN LUIZ — Design System
   Photography Portfolio · estebanluiz.fr

   0. Custom Properties
   1. Reset & Base
   2. Typography
   3. Layout
   4. Header & Navigation
   5. Hero
   6. Section Components
   7. Gallery & Portfolio
   8. Lightbox
   9. Services
   10. About
   11. Testimonials
   12. Blog
   13. Contact & Form
   14. Footer
   15. Animations & Transitions
   16. Utilities
   17. Responsive
   ========================================================================== */


/* 0. Custom Properties
   ========================================================================== */

:root {
  /* Color */
  --c-bg:       #0B0B0B;
  --c-surface:  #141414;
  --c-border:   rgba(232, 228, 223, 0.08);
  --c-border-h: rgba(232, 228, 223, 0.18);
  --c-text:     #E8E4DF;
  --c-text-2:   #9B9590;
  --c-text-3:   #6B6660;
  --c-accent:   #B8A48C;
  --c-accent-h: #D4C4A8;
  --c-white:    #ffffff;
  --c-black:    #000000;

  /* Typography */
  --f-serif: 'Cormorant Garamond', 'Georgia', serif;
  --f-sans:  'Inter', -apple-system, 'Segoe UI', sans-serif;

  /* Spacing scale (base 8px) */
  --s-2:  0.125rem;
  --s-4:  0.25rem;
  --s-8:  0.5rem;
  --s-12: 0.75rem;
  --s-16: 1rem;
  --s-20: 1.25rem;
  --s-24: 1.5rem;
  --s-32: 2rem;
  --s-40: 2.5rem;
  --s-48: 3rem;
  --s-64: 4rem;
  --s-80: 5rem;
  --s-96: 6rem;
  --s-120: 7.5rem;

  /* Layout */
  --max-w: 1400px;
  --gutter: 5vw;

  /* Easing */
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out: cubic-bezier(0.33, 1, 0.68, 1);

  /* Transitions */
  --t-fast: 0.2s var(--ease);
  --t-base: 0.4s var(--ease);
  --t-slow: 0.7s var(--ease);
}


/* 1. Reset & Base
   ========================================================================== */

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

html {
  font-size: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
}

body {
  font-family: var(--f-sans);
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.65;
  color: var(--c-text);
  background-color: var(--c-bg);
  overflow-x: hidden;
  -webkit-text-size-adjust: 100%;
}

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

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

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

ul, ol { list-style: none; }
input, textarea { font-family: inherit; font-size: inherit; }

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


/* 2. Typography
   ========================================================================== */

/* Display — huge hero text */
.t-display {
  font-family: var(--f-serif);
  font-weight: 300;
  font-size: clamp(3rem, 8vw, 7.5rem);
  line-height: 1.0;
  letter-spacing: -0.025em;
}

/* H1 — page titles */
h1, .t-h1 {
  font-family: var(--f-serif);
  font-weight: 300;
  font-size: clamp(2.5rem, 5.5vw, 5rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
}

/* H2 — section headings */
h2, .t-h2 {
  font-family: var(--f-serif);
  font-weight: 300;
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.12;
  letter-spacing: -0.015em;
}

/* H3 — cards, subsections */
h3, .t-h3 {
  font-family: var(--f-serif);
  font-weight: 400;
  font-size: clamp(1.25rem, 2vw, 1.75rem);
  line-height: 1.25;
}

/* H4 */
h4, .t-h4 {
  font-family: var(--f-sans);
  font-weight: 500;
  font-size: 1rem;
  line-height: 1.4;
}

/* Body large */
.t-body-lg {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--c-text-2);
}

/* Label/caption */
.t-label {
  font-family: var(--f-sans);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-text-3);
}

.t-label--accent {
  color: var(--c-accent);
}


/* 3. Layout
   ========================================================================== */

.wrap {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

.section {
  padding: var(--s-120) 0;
}

.section--sm {
  padding: var(--s-80) 0;
}

.grid {
  display: grid;
  gap: var(--s-24);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }


/* 4. Header & Navigation
   ========================================================================== */

.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: background var(--t-base), backdrop-filter var(--t-base);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.header--scrolled {
  background: rgba(11, 11, 11, 0.88);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--c-border);
}

/* Logo */
.logo {
  font-family: var(--f-serif);
  font-weight: 600;
  font-size: 1.25rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-text);
  transition: opacity var(--t-fast);
}

.logo:hover { opacity: 0.7; }

/* Desktop nav */
.nav__list {
  display: flex;
  align-items: center;
  gap: var(--s-32);
}

.nav__link {
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-text-2);
  position: relative;
  transition: color var(--t-fast);
  padding: var(--s-4) 0;
}

.nav__link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 1px;
  background: var(--c-accent);
  transition: width var(--t-base);
}

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

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

/* CTA in nav */
.nav__cta {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-bg);
  background: var(--c-text);
  padding: 10px 24px;
  border-radius: 100px;
  transition: background var(--t-fast), color var(--t-fast), transform var(--t-fast);
}

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

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 28px;
  height: 28px;
  z-index: 1100;
  padding: 0;
}

.hamburger__line {
  width: 100%;
  height: 1.5px;
  background: var(--c-text);
  transition: transform var(--t-base), opacity 0.2s;
  transform-origin: center;
}

.hamburger--active .hamburger__line:first-child {
  transform: translateY(3.25px) rotate(45deg);
}
.hamburger--active .hamburger__line:last-child {
  transform: translateY(-3.25px) rotate(-45deg);
}

/* Mobile overlay nav */
.nav-mobile {
  position: fixed;
  inset: 0;
  z-index: 1050;
  background: var(--c-bg);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s var(--ease);
}

.nav-mobile--active {
  opacity: 1;
  pointer-events: auto;
}

.nav-mobile__list {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: var(--s-24);
}

.nav-mobile__link {
  font-family: var(--f-serif);
  font-size: clamp(2rem, 6vw, 3.5rem);
  font-weight: 300;
  color: var(--c-text);
  transition: color var(--t-fast);
  display: inline-block;
  opacity: 0;
  transform: translateY(20px);
}

.nav-mobile--active .nav-mobile__link {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease), color var(--t-fast);
}

.nav-mobile__link:nth-child(1) { transition-delay: 0.05s; }
.nav-mobile__link:nth-child(2) { transition-delay: 0.1s; }
.nav-mobile__link:nth-child(3) { transition-delay: 0.15s; }
.nav-mobile__link:nth-child(4) { transition-delay: 0.2s; }

.nav-mobile__link:hover { color: var(--c-accent); }

.nav-mobile__footer {
  position: absolute;
  bottom: var(--s-40);
  display: flex;
  gap: var(--s-24);
}

.nav-mobile__footer a {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-text-3);
  transition: color var(--t-fast);
}

.nav-mobile__footer a:hover { color: var(--c-text); }


/* 5. Hero
   ========================================================================== */

.hero {
  position: relative;
  height: 100vh;
  height: 100svh;
  min-height: 600px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
}

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

.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to bottom,
      rgba(11, 11, 11, 0.15) 0%,
      rgba(11, 11, 11, 0.0) 30%,
      rgba(11, 11, 11, 0.4) 65%,
      rgba(11, 11, 11, 1) 100%
    );
}

.hero__content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--gutter) var(--s-80);
}

.hero__overtitle {
  margin-bottom: var(--s-16);
}

.hero__title {
  margin-bottom: var(--s-24);
  max-width: 900px;
}

.hero__title .line {
  display: block;
  overflow: hidden;
}

.hero__title .line__inner {
  display: block;
}

.hero__sub {
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  color: var(--c-text-2);
  max-width: 520px;
  margin-bottom: var(--s-40);
  line-height: 1.7;
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--s-12);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-text);
  border: 1px solid var(--c-border-h);
  border-radius: 100px;
  padding: 14px 32px;
  transition: background var(--t-base), border-color var(--t-base), color var(--t-base);
}

.hero__cta:hover {
  background: var(--c-text);
  border-color: var(--c-text);
  color: var(--c-bg);
}

.hero__cta svg {
  width: 18px;
  height: 18px;
  transition: transform var(--t-base);
}

.hero__cta:hover svg { transform: translate(3px, -3px); }

/* Scroll indicator */
.hero__scroll {
  position: absolute;
  bottom: var(--s-32);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--s-12);
}

.hero__scroll-text {
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--c-text-3);
}

.hero__scroll-line {
  width: 1px;
  height: 48px;
  position: relative;
  overflow: hidden;
  background: var(--c-border);
}

.hero__scroll-line::after {
  content: '';
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--c-accent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%   { top: -100%; }
  50%  { top: 100%; }
  100% { top: 100%; }
}


/* 6. Section Components
   ========================================================================== */

.section-header {
  margin-bottom: var(--s-64);
}

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

.section-header--center .section-header__desc {
  margin-left: auto;
  margin-right: auto;
}

.section-eyebrow {
  display: flex;
  align-items: center;
  gap: var(--s-12);
  margin-bottom: var(--s-20);
}

.section-eyebrow__index {
  font-family: var(--f-serif);
  font-size: 0.85rem;
  color: var(--c-accent);
}

.section-eyebrow__line {
  width: 32px;
  height: 1px;
  background: var(--c-accent);
}

.section-eyebrow__text {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-text-3);
}

.section-header__desc {
  font-size: 1.05rem;
  color: var(--c-text-2);
  max-width: 560px;
  line-height: 1.75;
  margin-top: var(--s-16);
}

/* Arrow link component */
.arrow-link {
  display: inline-flex;
  align-items: center;
  gap: var(--s-8);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--c-text);
  transition: color var(--t-fast);
}

.arrow-link svg {
  width: 16px;
  height: 16px;
  transition: transform var(--t-base);
}

.arrow-link:hover { color: var(--c-accent); }
.arrow-link:hover svg { transform: translate(3px, -3px); }

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


/* 7. Gallery & Portfolio
   ========================================================================== */

/* Showcase strip on homepage */
.showcase {
  overflow: hidden;
}

.showcase__row {
  display: flex;
  gap: var(--s-16);
  padding: var(--s-8) 0;
}

.showcase__item {
  flex: 0 0 auto;
  overflow: hidden;
  border-radius: 4px;
  cursor: pointer;
  position: relative;
}

.showcase__item--landscape {
  width: clamp(360px, 40vw, 520px);
  aspect-ratio: 3 / 2;
}

.showcase__item--portrait {
  width: clamp(260px, 28vw, 380px);
  aspect-ratio: 2 / 3;
}

.showcase__item--square {
  width: clamp(300px, 32vw, 420px);
  aspect-ratio: 1;
}

.showcase__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease);
}

.showcase__item:hover img {
  transform: scale(1.05);
}

/* Portfolio page — filterable grid */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-16);
}

.portfolio-grid__item {
  overflow: hidden;
  border-radius: 4px;
  cursor: pointer;
  position: relative;
}

.portfolio-grid__item--tall {
  grid-row: span 2;
}

.portfolio-grid__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease);
  aspect-ratio: auto;
}

.portfolio-grid__item--tall img {
  aspect-ratio: 2 / 3;
}

.portfolio-grid__item:not(.portfolio-grid__item--tall) img {
  aspect-ratio: 4 / 3;
}

.portfolio-grid__item:hover img {
  transform: scale(1.04);
}

/* Overlay on hover */
.portfolio-grid__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(11,11,11,0.6) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--t-base);
  display: flex;
  align-items: flex-end;
  padding: var(--s-24);
}

.portfolio-grid__item:hover .portfolio-grid__overlay {
  opacity: 1;
}

.portfolio-grid__caption {
  color: var(--c-text);
}

.portfolio-grid__cat {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: var(--s-4);
}

.portfolio-grid__title {
  font-family: var(--f-serif);
  font-size: 1.25rem;
  font-weight: 400;
}

/* Filter bar */
.filters {
  display: flex;
  gap: var(--s-8);
  flex-wrap: wrap;
  margin-bottom: var(--s-40);
}

.filter-btn {
  padding: 8px 22px;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-text-3);
  border: 1px solid var(--c-border);
  transition: all var(--t-base);
  font-family: var(--f-sans);
}

.filter-btn:hover {
  color: var(--c-text);
  border-color: var(--c-border-h);
}

.filter-btn--active {
  background: var(--c-text);
  color: var(--c-bg);
  border-color: var(--c-text);
}


/* 8. Lightbox
   ========================================================================== */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 9000;
  background: rgba(11, 11, 11, 0.96);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s var(--ease);
}

.lightbox--active {
  opacity: 1;
  pointer-events: auto;
}

.lightbox__img-wrap {
  max-width: 88vw;
  max-height: 88vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox__img {
  max-width: 100%;
  max-height: 88vh;
  object-fit: contain;
  border-radius: 2px;
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 0.4s var(--ease), transform 0.4s var(--ease);
}

.lightbox--active .lightbox__img {
  opacity: 1;
  transform: scale(1);
}

.lightbox__btn {
  position: absolute;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(232,228,223,0.2);
  border-radius: 50%;
  color: var(--c-text);
  transition: background var(--t-fast), border-color var(--t-fast), color var(--t-fast);
}

.lightbox__btn:hover {
  background: var(--c-text);
  border-color: var(--c-text);
  color: var(--c-bg);
}

.lightbox__close { top: 20px; right: 20px; }
.lightbox__prev  { left: 20px; top: 50%; transform: translateY(-50%); }
.lightbox__next  { right: 20px; top: 50%; transform: translateY(-50%); }

.lightbox__counter {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.85rem;
  color: var(--c-text-3);
  font-family: var(--f-serif);
}


/* 9. Services
   ========================================================================== */

.service-card {
  display: flex;
  flex-direction: column;
  padding: var(--s-40) var(--s-32);
  border: 1px solid var(--c-border);
  border-radius: 4px;
  transition: border-color var(--t-base), background var(--t-base);
  position: relative;
  overflow: hidden;
  text-decoration: none;
  color: var(--c-text);
}

.service-card:hover {
  border-color: var(--c-border-h);
  background: var(--c-surface);
}

.service-card__num {
  font-family: var(--f-serif);
  font-size: 0.85rem;
  color: var(--c-accent);
  margin-bottom: var(--s-32);
}

.service-card__icon {
  font-size: 1.6rem;
  color: var(--c-accent);
  margin-bottom: var(--s-24);
  transition: transform var(--t-base);
}

.service-card:hover .service-card__icon {
  transform: translateY(-3px);
}

.service-card h3 {
  margin-bottom: var(--s-12);
}

.service-card p {
  color: var(--c-text-2);
  font-size: 0.95rem;
  line-height: 1.65;
  flex: 1;
}

.service-card__arrow {
  margin-top: var(--s-32);
  opacity: 0;
  transform: translate(-6px, 6px);
  transition: opacity var(--t-base), transform var(--t-base);
  color: var(--c-accent);
  width: 20px;
  height: 20px;
}

.service-card:hover .service-card__arrow {
  opacity: 1;
  transform: translate(0, 0);
}


/* 10. About
   ========================================================================== */

.about-layout {
  display: grid;
  grid-template-columns: 5fr 6fr;
  gap: var(--s-80);
  align-items: start;
}

.about-img {
  border-radius: 4px;
  overflow: hidden;
}

.about-img img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  transition: transform 0.8s var(--ease);
}

.about-img:hover img {
  transform: scale(1.02);
}

.about-text {
  padding-top: var(--s-32);
}

.about-desc {
  margin-top: var(--s-24);
  margin-bottom: var(--s-48);
}

.about-desc p {
  font-size: 1.05rem;
  color: var(--c-text-2);
  line-height: 1.8;
  margin-bottom: var(--s-20);
}

.about-desc p:last-child { margin-bottom: 0; }

/* Stats */
.stats {
  display: flex;
  gap: var(--s-48);
  padding: var(--s-32) 0;
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
  margin-bottom: var(--s-40);
}

.stat__number {
  font-family: var(--f-serif);
  font-size: clamp(2rem, 3vw, 2.75rem);
  font-weight: 300;
  color: var(--c-accent);
  line-height: 1;
  margin-bottom: var(--s-8);
  display: block;
}

.stat__label {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-text-3);
}


/* 11. Testimonials
   ========================================================================== */

.testimonial-slider {
  position: relative;
  margin-top: var(--s-64);
}

.testimonial-track {
  position: relative;
  min-height: 280px;
}

.testimonial-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
  pointer-events: none;
}

.testimonial-slide--active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
  position: relative;
}

.testimonial__quote {
  font-family: var(--f-serif);
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-weight: 300;
  font-style: italic;
  line-height: 1.6;
  max-width: 700px;
  margin-bottom: var(--s-32);
}

.testimonial__quote::before {
  content: '\201C';
  font-size: 3rem;
  line-height: 0;
  vertical-align: -0.4em;
  color: var(--c-accent);
  margin-right: 0.1em;
  font-style: normal;
}

.testimonial__author {
  display: flex;
  align-items: center;
  gap: var(--s-16);
}

.testimonial__avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
}

.testimonial__name {
  font-weight: 500;
  font-size: 0.95rem;
}

.testimonial__role {
  font-size: 0.8rem;
  color: var(--c-text-3);
}

/* Navigation */
.testimonial-nav {
  display: flex;
  align-items: center;
  gap: var(--s-20);
  margin-top: var(--s-48);
}

.testimonial-nav__btn {
  width: 44px;
  height: 44px;
  border: 1px solid var(--c-border-h);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--t-fast), border-color var(--t-fast), color var(--t-fast);
}

.testimonial-nav__btn svg {
  width: 16px;
  height: 16px;
}

.testimonial-nav__btn:hover {
  background: var(--c-text);
  border-color: var(--c-text);
  color: var(--c-bg);
}

.testimonial-nav__counter {
  font-family: var(--f-serif);
  font-size: 0.85rem;
  color: var(--c-text-3);
  min-width: 48px;
  text-align: center;
}


/* 12. Blog
   ========================================================================== */

.blog-card {
  display: block;
  text-decoration: none;
  color: var(--c-text);
}

.blog-card__img {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: 4px;
  margin-bottom: var(--s-20);
}

.blog-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease);
}

.blog-card:hover .blog-card__img img {
  transform: scale(1.04);
}

.blog-card__tag {
  display: inline-block;
  margin-bottom: var(--s-8);
}

.blog-card h3 {
  margin-bottom: var(--s-12);
  transition: color var(--t-fast);
}

.blog-card:hover h3 {
  color: var(--c-accent);
}

.blog-card__read {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-text-3);
  transition: color var(--t-fast);
}

.blog-card__read svg {
  width: 14px;
  height: 14px;
  transition: transform var(--t-base);
}

.blog-card:hover .blog-card__read { color: var(--c-accent); }
.blog-card:hover .blog-card__read svg { transform: translate(3px, -3px); }

/* Blog article page */
.article-header {
  padding-top: var(--s-120);
  padding-bottom: var(--s-64);
}

.article-header__meta {
  display: flex;
  gap: var(--s-16);
  align-items: center;
  margin-bottom: var(--s-24);
}

.article-hero-img {
  width: 100%;
  aspect-ratio: 21 / 9;
  object-fit: cover;
  border-radius: 4px;
  margin-bottom: var(--s-64);
}

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

.article-body h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-top: var(--s-48);
  margin-bottom: var(--s-20);
}

.article-body h3 {
  margin-top: var(--s-32);
  margin-bottom: var(--s-16);
}

.article-body p {
  font-size: 1.05rem;
  color: var(--c-text-2);
  line-height: 1.8;
  margin-bottom: var(--s-20);
}

.article-body img {
  width: 100%;
  border-radius: 4px;
  margin: var(--s-32) 0;
}

.article-body ul, .article-body ol {
  margin-bottom: var(--s-20);
  padding-left: var(--s-24);
}

.article-body li {
  font-size: 1.05rem;
  color: var(--c-text-2);
  line-height: 1.8;
  margin-bottom: var(--s-8);
  list-style: disc;
}

.article-body ol li { list-style: decimal; }


/* 13. Contact & Form
   ========================================================================== */

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-80);
}

.contact-info__desc {
  margin-top: var(--s-16);
  margin-bottom: var(--s-48);
}

.contact-email {
  display: inline-flex;
  align-items: center;
  gap: var(--s-12);
  font-size: 1rem;
  margin-bottom: var(--s-24);
  transition: color var(--t-fast);
}

.contact-email:hover { color: var(--c-accent); }

.contact-email svg {
  width: 18px;
  height: 18px;
  color: var(--c-accent);
  flex-shrink: 0;
}

.contact-socials {
  display: flex;
  gap: var(--s-12);
}

.social-icon {
  width: 44px;
  height: 44px;
  border: 1px solid var(--c-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--t-fast), border-color var(--t-fast), color var(--t-fast);
}

.social-icon svg {
  width: 18px;
  height: 18px;
}

.social-icon:hover {
  background: var(--c-accent);
  border-color: var(--c-accent);
  color: var(--c-bg);
}

/* Form */
.form {
  display: flex;
  flex-direction: column;
  gap: var(--s-24);
}

.form__group {
  position: relative;
}

.form__label {
  display: block;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-text-3);
  margin-bottom: var(--s-8);
}

.form__input,
.form__textarea {
  width: 100%;
  padding: var(--s-16) 0;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--c-border-h);
  color: var(--c-text);
  font-size: 1rem;
  transition: border-color var(--t-fast);
  outline: none;
  border-radius: 0;
  -webkit-appearance: none;
}

.form__textarea {
  resize: vertical;
  min-height: 100px;
}

.form__input:focus,
.form__textarea:focus {
  border-color: var(--c-accent);
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: var(--c-text-3);
}

.form__submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-12);
  padding: 16px 40px;
  background: var(--c-text);
  color: var(--c-bg);
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: background var(--t-fast), transform var(--t-fast);
  align-self: flex-start;
  cursor: pointer;
  border: none;
}

.form__submit:hover {
  background: var(--c-accent);
  transform: translateY(-1px);
}

.form__submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.form__submit svg {
  width: 16px;
  height: 16px;
  transition: transform var(--t-base);
}

.form__submit:hover svg { transform: translate(3px, -3px); }

/* Form feedback */
.form__feedback {
  padding: var(--s-16) var(--s-24);
  border-radius: 4px;
  font-size: 0.9rem;
  display: none;
}

.form__feedback--success {
  display: block;
  background: rgba(184, 164, 140, 0.1);
  border: 1px solid rgba(184, 164, 140, 0.3);
  color: var(--c-accent);
}

.form__feedback--error {
  display: block;
  background: rgba(200, 80, 80, 0.1);
  border: 1px solid rgba(200, 80, 80, 0.3);
  color: #E87070;
}


/* 14. Footer
   ========================================================================== */

.footer {
  padding: var(--s-64) 0 var(--s-40);
  border-top: 1px solid var(--c-border);
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: start;
  flex-wrap: wrap;
  gap: var(--s-32);
  margin-bottom: var(--s-40);
}

.footer__brand {
  font-family: var(--f-serif);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  display: block;
  margin-bottom: var(--s-8);
}

.footer__copy {
  font-size: 0.78rem;
  color: var(--c-text-3);
}

.footer__links {
  display: flex;
  gap: var(--s-24);
}

.footer__link {
  font-size: 0.8rem;
  color: var(--c-text-3);
  transition: color var(--t-fast);
  letter-spacing: 0.04em;
}

.footer__link:hover { color: var(--c-text); }

.footer__bottom {
  padding-top: var(--s-32);
  border-top: 1px solid var(--c-border);
  text-align: center;
}

.back-to-top {
  display: inline-flex;
  align-items: center;
  gap: var(--s-8);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-text-3);
  transition: color var(--t-fast);
}

.back-to-top svg {
  width: 14px;
  height: 14px;
  transition: transform var(--t-base);
}

.back-to-top:hover { color: var(--c-accent); }
.back-to-top:hover svg { transform: translateY(-3px); }


/* 15. Animations & Transitions
   ========================================================================== */

/* Reveal on scroll — driven by IntersectionObserver in JS */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

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

.reveal--delay-1 { transition-delay: 0.1s; }
.reveal--delay-2 { transition-delay: 0.2s; }
.reveal--delay-3 { transition-delay: 0.3s; }
.reveal--delay-4 { transition-delay: 0.4s; }

/* Image reveal */
.img-reveal {
  overflow: hidden;
}

.img-reveal img {
  transform: scale(1.08);
  transition: transform 1s var(--ease-out);
}

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

/* Counter animation handled in JS */


/* 16. 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-width: 0;
}

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


/* 17. Responsive
   ========================================================================== */

@media (max-width: 1024px) {
  .nav { display: none; }
  .hamburger { display: flex; }

  .grid--2 { grid-template-columns: 1fr; }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }

  .about-layout {
    grid-template-columns: 1fr;
    gap: var(--s-48);
  }

  .about-img img { aspect-ratio: 16 / 10; }
  .about-text { padding-top: 0; }

  .contact-layout {
    grid-template-columns: 1fr;
    gap: var(--s-48);
  }

  .services .grid--2 { grid-template-columns: 1fr; }

  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --gutter: 6vw;
  }

  .section { padding: var(--s-80) 0; }
  .section--sm { padding: var(--s-64) 0; }

  .grid--3 { grid-template-columns: 1fr; }

  .stats {
    gap: var(--s-32);
  }

  .instagram-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .blog-grid {
    grid-template-columns: 1fr;
    gap: var(--s-40);
  }

  .hero__content {
    padding-bottom: var(--s-96);
  }

  .footer__inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .footer__links {
    justify-content: center;
    flex-wrap: wrap;
  }
}

@media (max-width: 480px) {
  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  .stats {
    flex-direction: column;
    gap: var(--s-24);
  }

  .filters {
    gap: 6px;
  }

  .filter-btn {
    padding: 7px 16px;
    font-size: 0.72rem;
  }

  .hero__scroll { display: none; }

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

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

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

  .img-reveal img {
    transform: none;
  }
}

/* Focus visible */
:focus-visible {
  outline: 2px solid var(--c-accent);
  outline-offset: 4px;
}

a:focus:not(:focus-visible),
button:focus:not(:focus-visible) {
  outline: none;
}

/* Instagram grid */
.instagram-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
}

/* Blog grid */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-32);
}

/* Thank you page */
.thankyou {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--s-40);
}

.thankyou__icon {
  width: 64px;
  height: 64px;
  border: 2px solid var(--c-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--s-32);
  color: var(--c-accent);
}

.thankyou__icon svg { width: 28px; height: 28px; }

.thankyou p {
  color: var(--c-text-2);
  font-size: 1.1rem;
  margin-bottom: var(--s-40);
  max-width: 480px;
}