/* SATORI Architecture - Minimalist Design */

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

:root {
    --red: #C41E3A;
    --red-dark: #8B0000;
    --black: #0D0D0D;
    --white: #FFFFFF;
    --off-white: #FAFAFA;
    --gray-100: #F5F5F5;
    --gray-200: #E5E5E5;
    --gray-400: #A3A3A3;
    --gray-600: #525252;
    --gray-800: #262626;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--white);
    color: var(--black);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5 {
    font-family: 'Noto Serif Display', serif;
    font-weight: 400;
}

em {
    font-style: italic;
}

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

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

/* Utility */
.vertical-text {
    writing-mode: vertical-rl;
    text-orientation: mixed;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 80px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 25px 60px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.4s ease;
}

.header.dark-mode {
    mix-blend-mode: difference;
}

.header.scrolled {
    padding: 15px 60px;
    background: var(--black);
    mix-blend-mode: normal;
}

.header.scrolled .logo-symbol,
.header.scrolled .logo-text,
.header.scrolled .nav a,
.header.scrolled .nav-cta {
    color: var(--white);
}

.header.scrolled .logo-symbol {
    border-color: var(--white);
}

.header.scrolled .nav-cta {
    border-color: rgba(255,255,255,0.3);
}

.header.scrolled .nav-cta:hover {
    background: var(--white);
    color: var(--black);
}

.header.scrolled .menu-toggle span {
    background: var(--white);
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
    text-decoration: none;
}

.logo-symbol {
    width: 40px;
    height: 40px;
    border: 2px solid var(--black);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Noto Serif Display', serif;
    font-size: 18px;
    font-weight: 300;
    color: var(--black);
}

.logo-text {
    font-family: 'Noto Serif Display', serif;
    font-size: 22px;
    font-weight: 400;
    color: var(--black);
    letter-spacing: 4px;
}

/* Dark mode header (for pages with dark hero) */
.header.dark-mode .logo-symbol {
    border-color: var(--white);
    color: var(--white);
}

.header.dark-mode .logo-text {
    color: var(--white);
}

.header.dark-mode .nav a {
    color: var(--white);
}

.header.dark-mode .nav-cta {
    color: var(--white);
    border-color: rgba(255,255,255,0.3);
}

.nav {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav a {
    font-size: 13px;
    font-weight: 500;
    color: var(--black);
    text-decoration: none;
    letter-spacing: 1px;
    transition: opacity 0.3s ease;
    text-transform: uppercase;
}

.nav a:hover,
.nav a.active {
    opacity: 0.6;
}

.nav-cta {
    font-size: 13px;
    font-weight: 500;
    color: var(--black);
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 12px 25px;
    border: 1px solid rgba(0,0,0,0.3);
    transition: all 0.3s ease;
}

.nav-cta:hover {
    background: var(--black);
    color: var(--white);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.menu-toggle span {
    width: 25px;
    height: 1px;
    background: var(--black);
    transition: all 0.3s ease;
}

.header.dark-mode .menu-toggle span {
    background: var(--white);
}

/* Hero */
.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    position: relative;
    z-index: 1;
    overflow: hidden;
}

.hero-left {
    background: var(--black);
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 100px 80px;
    position: relative;
}

.hero-year {
    position: absolute;
    top: 100px;
    left: 40px;
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 2px;
    color: var(--gray-600);
}

.hero-title {
    font-family: 'Noto Serif Display', serif;
    font-size: 72px;
    font-weight: 300;
    line-height: 1.1;
    color: var(--white);
    margin-bottom: 40px;
}

.hero-title span {
    display: block;
    font-style: italic;
    color: var(--red);
}

.hero-desc {
    font-size: 16px;
    font-weight: 300;
    line-height: 1.9;
    color: var(--gray-400);
    max-width: 400px;
    margin-bottom: 50px;
}

.hero-cta {
    display: inline-flex;
    align-items: center;
    gap: 20px;
    font-size: 13px;
    font-weight: 600;
    color: var(--white);
    text-decoration: none;
    letter-spacing: 2px;
    text-transform: uppercase;
    transition: all 0.3s ease;
}

.hero-cta-line {
    width: 60px;
    height: 1px;
    background: var(--red);
    transition: width 0.3s ease;
}

.hero-cta:hover .hero-cta-line {
    width: 100px;
}

.hero-right {
    position: relative;
    overflow: hidden;
}

.hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.8s ease;
}

.hero-slide.active {
    opacity: 1;
}

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

.hero-slide-info {
    position: absolute;
    bottom: 60px;
    left: 60px;
    color: var(--white);
}

.hero-slide-num {
    font-family: 'Noto Serif Display', serif;
    font-size: 80px;
    font-weight: 300;
    line-height: 1;
    opacity: 0.3;
    margin-bottom: -20px;
}

.hero-slide-title {
    font-family: 'Noto Serif Display', serif;
    font-size: 28px;
    font-weight: 400;
}

.slider-controls {
    position: absolute;
    bottom: 60px;
    right: 60px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    z-index: 10;
}

.slider-btn {
    width: 50px;
    height: 50px;
    background: var(--white);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.slider-btn:hover {
    background: var(--red);
}

.slider-btn svg {
    width: 18px;
    height: 18px;
    stroke: var(--black);
    stroke-width: 2;
    fill: none;
}

.slider-btn:hover svg {
    stroke: var(--white);
}

.slider-progress {
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 3px;
    background: rgba(255,255,255,0.2);
}

.slider-progress-bar {
    height: 100%;
    background: var(--red);
    width: 0;
    transition: width 0.1s linear;
}

/* Page Header */
.page-header {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--black);
    color: var(--white);
    padding: 150px 80px 100px;
    position: relative;
}

.page-header-content {
    text-align: center;
    max-width: 800px;
}

.page-tag {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--red);
    margin-bottom: 30px;
}

.page-title {
    font-family: 'Noto Serif Display', serif;
    font-size: 64px;
    font-weight: 300;
    line-height: 1.2;
    margin-bottom: 30px;
}

.page-title em {
    color: var(--gray-400);
}

.page-desc {
    font-size: 18px;
    font-weight: 300;
    line-height: 1.8;
    color: var(--gray-400);
    max-width: 600px;
    margin: 0 auto;
}

/* Philosophy */
.philosophy {
    padding: 150px 80px;
    display: grid;
    grid-template-columns: 200px 1fr 1fr;
    gap: 80px;
    background: var(--off-white);
    position: relative;
    z-index: 2;
}

.philosophy-label {
    display: flex;
    align-items: flex-start;
}

.philosophy-label span {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--red);
}

.philosophy-title {
    font-family: 'Noto Serif Display', serif;
    font-size: 48px;
    font-weight: 300;
    line-height: 1.3;
    color: var(--black);
}

.philosophy-content p {
    font-size: 16px;
    font-weight: 300;
    line-height: 2;
    color: var(--gray-600);
    margin-bottom: 30px;
}

.philosophy-signature {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-top: 40px;
}

.signature-line {
    width: 60px;
    height: 1px;
    background: var(--black);
}

.signature-name {
    font-family: 'Noto Serif Display', serif;
    font-size: 18px;
    font-style: italic;
}

/* Section Styling */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 80px;
}

.section-header-left {
    display: flex;
    align-items: flex-start;
    gap: 60px;
}

.section-num {
    font-family: 'Noto Serif Display', serif;
    font-size: 120px;
    font-weight: 300;
    line-height: 0.8;
    color: var(--gray-200);
}

.section-title-group h2 {
    font-family: 'Noto Serif Display', serif;
    font-size: 48px;
    font-weight: 300;
    color: var(--black);
    margin-bottom: 15px;
}

.section-title-group p {
    font-size: 15px;
    color: var(--gray-600);
    max-width: 300px;
}

.section-link {
    display: inline-flex;
    align-items: center;
    gap: 15px;
    font-size: 13px;
    font-weight: 600;
    color: var(--black);
    text-decoration: none;
    letter-spacing: 1px;
    text-transform: uppercase;
    border-bottom: 1px solid var(--black);
    padding-bottom: 10px;
    transition: all 0.3s ease;
}

.section-link:hover {
    color: var(--red);
    border-color: var(--red);
}

/* Projects */
.projects {
    padding: 150px 80px;
    background: var(--white);
    position: relative;
    z-index: 3;
}

\.projects-grid{grid-auto-flow:dense;
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 30px;
}

.project-item {
    position: relative;
    overflow: hidden;
    text-decoration: none;
}

.project-item:nth-child(1) {
    grid-column: span 7;
    height: 550px;
}

.project-item:nth-child(2) {
    grid-column: span 5;
    height: 550px;
}

.project-item:nth-child(3) {
    grid-column: span 5;
    height: 450px;
}

.project-item:nth-child(4) {
    grid-column: span 7;
    height: 450px;
}

.project-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}

.project-item:hover .project-img {
    transform: scale(1.05);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(transparent 50%, rgba(0,0,0,0.8));
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 40px;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.project-item:hover .project-overlay {
    opacity: 1;
}

.project-category {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--red);
    margin-bottom: 10px;
}

.project-title {
    font-family: 'Noto Serif Display', serif;
    font-size: 32px;
    font-weight: 400;
    color: var(--white);
}

.project-item:nth-child(1) .project-title {
    font-size: 40px;
}

/* Projects Page Grid */
.projects-page {
    padding: 80px;
    background: var(--off-white);
}

.projects-filter {
    background: var(--white);
    padding: 40px 80px;
    position: sticky;
    top: 70px;
    z-index: 100;
    border-bottom: 1px solid var(--gray-200);
}

.filter-bar {
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
}

.filter-btn {
    background: none;
    border: 1px solid var(--gray-200);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--gray-600);
    cursor: pointer;
    padding: 12px 24px;
    transition: all 0.3s ease;
}

.filter-btn:hover {
    border-color: var(--black);
    color: var(--black);
}

.filter-btn.active {
    background: var(--black);
    border-color: var(--black);
    color: var(--white);
}

.projects-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.projects-list .project-item {
    grid-column: span 1;
    height: 500px;
}

/* Project Detail */
.project-hero {
    height: 80vh;
    position: relative;
    overflow: hidden;
}

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

.project-hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(transparent 40%, rgba(0,0,0,0.7));
}

.project-hero-content {
    position: absolute;
    bottom: 80px;
    left: 80px;
    color: var(--white);
}

.project-hero-category {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--red);
    margin-bottom: 20px;
}

.project-hero-title {
    font-family: 'Noto Serif Display', serif;
    font-size: 64px;
    font-weight: 300;
    line-height: 1.1;
}

.project-meta {
    padding: 60px 80px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    border-bottom: 1px solid var(--gray-200);
}

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

.meta-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--gray-600);
    margin-bottom: 10px;
}

.meta-value {
    font-family: 'Noto Serif Display', serif;
    font-size: 22px;
    font-weight: 400;
}

.project-content {
    padding: 100px 80px;
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 80px;
}

.project-content h2 {
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--red);
}

.project-content-text p {
    font-size: 18px;
    font-weight: 300;
    line-height: 2;
    color: var(--gray-600);
    margin-bottom: 30px;
}

.project-gallery {
    padding: 0 80px 100px;
}

.project-gallery-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.project-gallery-item {
    overflow: hidden;
}

.project-gallery-item img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: transform 0.5s ease;
    cursor: pointer;
}

.project-gallery-item:hover img {
    transform: scale(1.03);
}

.project-gallery-item:first-child {
    grid-column: span 2;
}

.project-gallery-item:first-child img {
    height: 600px;
}

.project-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    border-top: 1px solid var(--gray-200);
}

.project-nav-link {
    padding: 60px 80px;
    text-decoration: none;
    transition: background 0.3s ease;
}

.project-nav-link:first-child {
    border-right: 1px solid var(--gray-200);
}

.project-nav-link:hover {
    background: var(--off-white);
}

.project-nav-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--gray-600);
    margin-bottom: 10px;
}

.project-nav-title {
    font-family: 'Noto Serif Display', serif;
    font-size: 28px;
    font-weight: 400;
    color: var(--black);
}

/* Services */
.services {
    padding: 150px 0;
    background: var(--black);
    color: var(--white);
    position: relative;
    z-index: 4;
}

.services-header {
    padding: 0 80px;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 100px;
}

.services-header .section-num {
    color: var(--gray-800);
}

.services-header h2 {
    font-family: 'Noto Serif Display', serif;
    font-size: 48px;
    font-weight: 300;
    color: var(--white);
}

.services-grid {
    display: flex;
    border-top: 1px solid var(--gray-800);
}

.service-item {
    flex: 1;
    padding: 60px 50px;
    border-right: 1px solid var(--gray-800);
    transition: all 0.4s ease;
    position: relative;
}

.service-item:last-child {
    border-right: none;
}

.service-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--red);
    transition: width 0.4s ease;
}

.service-item:hover::after {
    width: 100%;
}

.service-num {
    font-family: 'Noto Serif Display', serif;
    font-size: 60px;
    font-weight: 300;
    color: var(--gray-800);
    margin-bottom: 40px;
    transition: color 0.4s ease;
}

.service-item:hover .service-num {
    color: var(--red);
}

.service-title {
    font-family: 'Noto Serif Display', serif;
    font-size: 26px;
    font-weight: 400;
    margin-bottom: 20px;
}

.service-desc {
    font-size: 14px;
    font-weight: 300;
    line-height: 1.8;
    color: var(--gray-400);
}

/* Services Detail */
.services-detail {
    padding: 100px 80px;
    background: var(--white);
}

.service-detail-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    padding: 80px 0;
    border-bottom: 1px solid var(--gray-200);
}

.service-detail-item:first-child {
    padding-top: 0;
}

.service-detail-item.reverse {
    direction: rtl;
}

.service-detail-item.reverse > * {
    direction: ltr;
}

.service-detail-num {
    font-family: 'Noto Serif Display', serif;
    font-size: 80px;
    font-weight: 300;
    color: var(--gray-200);
    margin-bottom: 20px;
}

.service-detail-item h2 {
    font-size: 36px;
    font-weight: 400;
    margin-bottom: 25px;
}

.service-detail-item p {
    font-size: 16px;
    font-weight: 300;
    line-height: 2;
    color: var(--gray-600);
    margin-bottom: 30px;
}

.service-features {
    list-style: none;
    margin-bottom: 40px;
}

.service-features li {
    padding: 12px 0;
    border-bottom: 1px solid var(--gray-200);
    font-size: 15px;
    color: var(--gray-600);
    display: flex;
    align-items: center;
    gap: 15px;
}

.service-features li::before {
    content: '';
    width: 8px;
    height: 1px;
    background: var(--red);
}

.service-detail-img {
    position: relative;
    overflow: hidden;
}

.service-detail-img img {
    width: 100%;
    height: 500px;
    object-fit: cover;
}

/* Team */
.team {
    padding: 150px 80px;
    background: var(--off-white);
    position: relative;
    z-index: 5;
}

.team-header {
    text-align: center;
    margin-bottom: 80px;
}

.team-header span {
    display: block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--red);
    margin-bottom: 20px;
}

.team-header h2 {
    font-family: 'Noto Serif Display', serif;
    font-size: 48px;
    font-weight: 300;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

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

.team-img {
    width: 100%;
    aspect-ratio: 3/4;
    object-fit: cover;
    filter: grayscale(100%);
    transition: all 0.5s ease;
    margin-bottom: 25px;
}

.team-member:hover .team-img {
    filter: grayscale(0%);
}

.team-name {
    font-family: 'Noto Serif Display', serif;
    font-size: 22px;
    font-weight: 400;
    color: var(--black);
    margin-bottom: 5px;
}

.team-role {
    font-size: 13px;
    color: var(--gray-600);
    letter-spacing: 1px;
}

/* About */
.about-intro {
    padding: 100px 80px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-intro-content h2 {
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--red);
    margin-bottom: 30px;
}

.about-intro-content h3 {
    font-size: 36px;
    font-weight: 400;
    margin-bottom: 30px;
}

.about-intro-content p {
    font-size: 16px;
    font-weight: 300;
    line-height: 2;
    color: var(--gray-600);
    margin-bottom: 20px;
}

.about-intro-img img {
    width: 100%;
    height: 600px;
    object-fit: cover;
}

.manifesto {
    padding: 150px 80px;
    background: var(--black);
    text-align: center;
}

.manifesto-quote {
    font-family: 'Noto Serif Display', serif;
    font-size: 36px;
    font-weight: 300;
    line-height: 1.6;
    color: var(--white);
    max-width: 900px;
    margin: 0 auto 40px;
}

.manifesto-author {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--red);
}

.values {
    padding: 100px 80px;
    background: var(--off-white);
}

.values-header {
    text-align: center;
    margin-bottom: 80px;
}

.values-header span {
    display: block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--red);
    margin-bottom: 20px;
}

.values-header h2 {
    font-family: 'Noto Serif Display', serif;
    font-size: 48px;
    font-weight: 300;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

.value-item {
    text-align: center;
    padding: 40px 30px;
}

.value-num {
    font-family: 'Noto Serif Display', serif;
    font-size: 48px;
    font-weight: 300;
    color: var(--gray-200);
    margin-bottom: 20px;
}

.value-item h3 {
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 15px;
}

.value-item p {
    font-size: 14px;
    font-weight: 300;
    line-height: 1.8;
    color: var(--gray-600);
}

.stats {
    padding: 80px;
    background: var(--white);
    border-top: 1px solid var(--gray-200);
    border-bottom: 1px solid var(--gray-200);
    position: relative;
    z-index: 6;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    text-align: center;
}

.stat-item {
    padding: 40px;
}

.stat-number {
    font-family: 'Noto Serif Display', serif;
    font-size: 72px;
    font-weight: 300;
    color: var(--black);
    line-height: 1;
    margin-bottom: 15px;
}

.stat-label {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--gray-600);
}

/* Contact */
.contact {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 100vh;
}

.contact-info {
    background: var(--black);
    color: var(--white);
    padding: 100px 80px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.contact-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--red);
    margin-bottom: 30px;
}

.contact-title {
    font-family: 'Noto Serif Display', serif;
    font-size: 56px;
    font-weight: 300;
    line-height: 1.2;
    margin-bottom: 60px;
}

.contact-title em {
    font-style: italic;
    color: var(--gray-400);
}

.contact-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.contact-item h4 {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--gray-600);
    margin-bottom: 15px;
}

.contact-item p,
.contact-item a {
    font-family: 'Noto Serif Display', serif;
    font-size: 20px;
    font-weight: 300;
    line-height: 1.6;
    color: var(--white);
    text-decoration: none;
}

.contact-item a:hover {
    color: var(--red);
}

.contact-form-section {
    background: var(--white);
    padding: 100px 80px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.contact-form {
    max-width: 500px;
}

.contact-form h3 {
    font-family: 'Noto Serif Display', serif;
    font-size: 32px;
    font-weight: 400;
    margin-bottom: 40px;
}

.form-group {
    margin-bottom: 30px;
}

.form-group label {
    display: block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--gray-600);
    margin-bottom: 10px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 15px 0;
    border: none;
    border-bottom: 1px solid var(--gray-200);
    font-family: inherit;
    font-size: 16px;
    background: transparent;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--red);
}

.form-group textarea {
    resize: none;
    min-height: 100px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.btn-submit {
    display: inline-flex;
    align-items: center;
    gap: 15px;
    background: var(--black);
    color: var(--white);
    padding: 18px 40px;
    border: none;
    font-family: inherit;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-submit:hover {
    background: var(--red);
}

.btn-submit svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
}

.contact-map {
    height: 400px;
    background: var(--gray-100);
}

.contact-map iframe {
    width: 100%;
    height: 100%;
    border: none;
    filter: grayscale(100%);
}

/* CTA */
.cta {
    padding: 150px 80px;
    background: var(--black);
    text-align: center;
    position: relative;
    z-index: 7;
}

.cta-title {
    font-family: 'Noto Serif Display', serif;
    font-size: 56px;
    font-weight: 300;
    color: var(--white);
    margin-bottom: 30px;
}

.cta-title em {
    color: var(--gray-400);
}

.cta-text {
    font-size: 18px;
    font-weight: 300;
    color: var(--gray-400);
    margin-bottom: 40px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 15px;
    background: var(--red);
    color: var(--white);
    padding: 18px 40px;
    border: none;
    font-family: inherit;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn:hover {
    background: var(--red-dark);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--white);
}

.btn-outline:hover {
    background: var(--white);
    color: var(--black);
}

/* Footer */
.footer {
    padding: 40px 80px;
    background: var(--black);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 8;
    border-top: 1px solid var(--gray-800);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 15px;
    text-decoration: none;
}

.footer-logo .logo-symbol {
    width: 35px;
    height: 35px;
    border-color: var(--gray-600);
    font-size: 14px;
    color: var(--gray-600);
}

.footer-logo .logo-text {
    font-size: 18px;
    color: var(--gray-600);
}

.footer-copy {
    font-size: 13px;
    color: var(--gray-600);
}

.footer-social {
    display: flex;
    gap: 20px;
}

.footer-social a {
    font-size: 13px;
    color: var(--gray-600);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-social a:hover {
    color: var(--red);
}

/* Animations */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 1s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Lightbox */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox img {
    max-width: 90%;
    max-height: 90vh;
    object-fit: contain;
}

.lightbox-close {
    position: absolute;
    top: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: none;
    border: 1px solid var(--white);
    color: var(--white);
    font-size: 24px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.lightbox-close:hover {
    background: var(--red);
    border-color: var(--red);
}

.lightbox-prev,
.lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: none;
    border: 1px solid var(--white);
    color: var(--white);
    font-size: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.lightbox-prev {
    left: 30px;
}

.lightbox-next {
    right: 30px;
}

.lightbox-prev:hover,
.lightbox-next:hover {
    background: var(--red);
    border-color: var(--red);
}

/* Responsive */
@media (max-width: 1200px) {
    .hero {
        grid-template-columns: 1fr;
    }

    .hero-left {
        min-height: 60vh;
    }

    .hero-right {
        min-height: 50vh;
    }

    .philosophy {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

    .project-item:nth-child(1),
    .project-item:nth-child(2),
    .project-item:nth-child(3),
    .project-item:nth-child(4) {
        grid-column: span 1;
        height: 400px;
    }

    .services-grid {
        flex-direction: column;
    }

    .service-item {
        border-right: none;
        border-bottom: 1px solid var(--gray-800);
    }

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

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

    .service-detail-item {
        grid-template-columns: 1fr;
    }

    .service-detail-item.reverse {
        direction: ltr;
    }

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

@media (max-width: 992px) {
    .header {
        padding: 20px 30px;
    }

    .nav {
        display: none;
    }

    .nav-cta {
        display: none;
    }

    .menu-toggle {
        display: flex;
    }

    .hero-left {
        padding: 80px 40px;
    }

    .hero-title {
        font-size: 48px;
    }

    .philosophy {
        padding: 100px 40px;
    }

    .projects {
        padding: 100px 40px;
    }

    .services {
        padding: 100px 0;
    }

    .services-header {
        padding: 0 40px;
        flex-direction: column;
        align-items: flex-start;
        gap: 30px;
    }

    .team {
        padding: 100px 40px;
    }

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

    .contact-info {
        padding: 80px 40px;
    }

    .contact-form-section {
        padding: 80px 40px;
    }

    .footer {
        flex-direction: column;
        gap: 20px;
        text-align: center;
        padding: 30px 40px;
    }

    .page-header {
        padding: 120px 40px 80px;
    }

    .page-title {
        font-size: 42px;
    }

    .projects-page {
        padding: 60px 40px;
    }

    .projects-list {
        grid-template-columns: 1fr;
    }

    .project-content {
        grid-template-columns: 1fr;
        padding: 60px 40px;
    }

    .project-gallery {
        padding: 0 40px 60px;
    }

    .project-gallery-grid {
        grid-template-columns: 1fr;
    }

    .project-gallery-item:first-child {
        grid-column: span 1;
    }

    .services-detail {
        padding: 60px 40px;
    }

    .cta {
        padding: 100px 40px;
    }

    .stats {
        padding: 60px 40px;
    }

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

@media (max-width: 768px) {
    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 30px;
    }

    .section-header-left {
        flex-direction: column;
        gap: 20px;
    }

    .section-num {
        font-size: 80px;
    }

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

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

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

    .form-row {
        grid-template-columns: 1fr;
    }

    .projects-filter {
        padding: 20px;
        top: 60px;
    }

    .filter-bar {
        gap: 8px;
    }

    .filter-btn {
        padding: 10px 16px;
        font-size: 11px;
    }

    .hero-title {
        font-size: 38px;
    }

    .philosophy-title,
    .section-title-group h2,
    .services-header h2,
    .team-header h2 {
        font-size: 36px;
    }

    .contact-title {
        font-size: 40px;
    }

    .cta-title {
        font-size: 36px;
    }

    .stat-number {
        font-size: 48px;
    }

    .project-meta {
        grid-template-columns: repeat(2, 1fr);
        padding: 40px;
    }

    .project-hero-content {
        left: 40px;
        bottom: 60px;
    }

    .project-hero-title {
        font-size: 42px;
    }

    .project-nav {
        grid-template-columns: 1fr;
    }

    .project-nav-link:first-child {
        border-right: none;
        border-bottom: 1px solid var(--gray-200);
    }

    .manifesto {
        padding: 80px 40px;
    }

    .manifesto-quote {
        font-size: 26px;
    }
}

@media (max-width: 480px) {
    .hero-year {
        display: none;
    }

    .hero-slide-info {
        left: 30px;
        bottom: 40px;
    }

    .hero-slide-num {
        font-size: 50px;
    }

    .slider-controls {
        right: 30px;
        bottom: 40px;
    }

    .slider-btn {
        width: 40px;
        height: 40px;
    }
}

/* Form Messages */
.form-success {
    text-align: center;
    padding: 60px 40px;
}

.form-success h3 {
    font-size: 28px;
    margin-bottom: 16px;
    color: var(--red);
}

.form-success p {
    color: var(--gray-600);
    margin-bottom: 32px;
}

.form-error {
    background: rgba(196, 30, 58, 0.1);
    border-left: 3px solid var(--red);
    padding: 16px 20px;
    margin-bottom: 24px;
    color: var(--red);
    font-size: 14px;
}

/* Error Page */
.error-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    background: var(--black);
    color: var(--white);
}

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

.error-content .error-symbol {
    width: 80px;
    height: 80px;
    border: 2px solid var(--red);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Noto Serif Display', serif;
    font-size: 40px;
    margin: 0 auto 32px;
    color: var(--red);
}

.error-content h1 {
    font-size: 120px;
    font-weight: 300;
    line-height: 1;
    margin-bottom: 16px;
    color: var(--red);
}

.error-content h2 {
    font-size: 24px;
    margin-bottom: 16px;
}

.error-content p {
    color: var(--gray-400);
    margin-bottom: 40px;
}

/* Projects Page Grid */
.projects-page-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    padding: 60px 80px 100px;
    background: var(--off-white);
}

.projects-page-grid .project-item {
    grid-column: span 1 !important;
    height: 400px !important;
}

.projects-page-grid .project-item:nth-child(n) {
    grid-column: span 1 !important;
    height: 400px !important;
}

@media (max-width: 1024px) {
    .projects-page-grid {
        grid-template-columns: repeat(2, 1fr);
        padding: 40px;
    }
}

@media (max-width: 640px) {
    .projects-page-grid {
        grid-template-columns: 1fr;
        padding: 30px 20px;
    }

    .projects-page-grid .project-item,
    .projects-page-grid .project-item:nth-child(n) {
        height: 300px !important;
    }
}

/* ===== THEME (dark/light) + i18n tools — SATORI (2026-05-19). Varsayilan: light (zen). ===== */
:root{ color-scheme: light; }
html[data-theme="dark"]{
  color-scheme: dark;
  --white:#121212; --off-white:#181818;
  --black:#F2F2F2;
  --gray-100:#1E1E1E; --gray-200:#2A2A2A; --gray-400:#6B6B6B; --gray-600:#A8A8A8; --gray-800:#E2E2E2;
}
html[data-theme="dark"] body{ background:var(--white); color:var(--black); }
html[data-theme="dark"] .header{ background:rgba(18,18,18,.85)!important; }
html[data-theme="dark"] img{ filter:brightness(.93); }
.header-tools{ display:inline-flex;align-items:center;gap:12px;margin-left:16px;vertical-align:middle; }
.theme-toggle{ width:36px;height:36px;padding:0;border:1px solid currentColor;background:transparent;color:inherit;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;opacity:.7;transition:opacity .2s,transform .25s; }
.theme-toggle:hover{ opacity:1;transform:rotate(-12deg);color:var(--red,#C41E3A); }
.theme-toggle svg{ width:17px;height:17px; }
html[data-theme="light"] .theme-toggle .ico-sun{display:block} html[data-theme="light"] .theme-toggle .ico-moon{display:none}
html[data-theme="dark"] .theme-toggle .ico-sun{display:none} html[data-theme="dark"] .theme-toggle .ico-moon{display:block}
.lang-switch{ display:inline-flex;align-items:center;gap:5px;font-size:.8rem;letter-spacing:.05em; }
.lang-switch a{ opacity:.5;color:inherit;text-decoration:none; } .lang-switch a:hover{opacity:.85}
.lang-switch a.active{ opacity:1;color:var(--red,#C41E3A);font-weight:700; } .lang-switch .lang-sep{opacity:.35}
@media (max-width:900px){ .header-tools{ margin-left:0; } }

/* ============================================================
   DEEP FIX (2026-05-19): header-tools'u akıştan çıkar — hiçbir
   temanın header/nav/footer düzenini bozmaz. Kendi içinde izole.
   ============================================================ */
.header-tools{
  position:fixed !important; right:18px !important; bottom:18px !important;
  top:auto !important; left:auto !important; margin:0 !important;
  display:flex !important; align-items:center !important; gap:10px !important;
  width:auto !important; height:auto !important;
  padding:8px 13px !important; border-radius:999px !important;
  background:rgba(18,18,18,.72) !important; color:#fff !important;
  -webkit-backdrop-filter:blur(8px); backdrop-filter:blur(8px);
  box-shadow:0 6px 22px rgba(0,0,0,.28) !important; z-index:99990 !important;
  border:1px solid rgba(255,255,255,.12) !important;
}
html[data-theme="light"] .header-tools{
  background:rgba(255,255,255,.85) !important; color:#141414 !important;
  box-shadow:0 6px 22px rgba(0,0,0,.13) !important; border-color:rgba(0,0,0,.10) !important;
}
.header-tools .theme-toggle{
  all:unset !important; box-sizing:border-box !important;
  width:34px !important; height:34px !important; border-radius:50% !important;
  border:1px solid currentColor !important; opacity:.85;
  display:inline-flex !important; align-items:center !important; justify-content:center !important;
  cursor:pointer !important; color:inherit !important;
}
.header-tools .theme-toggle:hover{ opacity:1; }
.header-tools .theme-toggle svg{ width:16px !important; height:16px !important; display:block !important; margin:0 !important; }
.header-tools .lang-switch{ display:inline-flex !important; align-items:center !important; gap:6px !important; margin:0 !important; padding:0 !important; }
.header-tools .lang-switch a{
  all:unset !important; cursor:pointer !important; color:inherit !important;
  font:600 12px/1 system-ui,-apple-system,Segoe UI,Arial,sans-serif !important;
  letter-spacing:.05em !important; opacity:.55; padding:2px 1px !important;
}
.header-tools .lang-switch a:hover{ opacity:.9; }
.header-tools .lang-switch a.active{ opacity:1 !important; text-decoration:underline !important; text-underline-offset:3px; }
.header-tools .lang-switch .lang-sep{ opacity:.4; font:600 12px/1 system-ui,sans-serif !important; }
.header-tools .ico-sun,.header-tools .ico-moon{ display:none !important; }
html[data-theme="dark"]  .header-tools .ico-sun { display:block !important; }
html[data-theme="light"] .header-tools .ico-moon{ display:block !important; }
@media (max-width:600px){ .header-tools{ right:12px !important; bottom:12px !important; padding:7px 11px !important; gap:8px !important; } }

/* Footer yasal linkleri: hicbir temada tasmasin/bozmasin (guvenli) */
.footer-legal-links{ display:block; margin-top:10px; font-size:.8rem; opacity:.7; }
.footer-legal-links a{ text-decoration:none; }

/* ============================================================
   FINAL v3 (2026-05-19): switcher header İÇİNDE, temaya uyumlu.
   Önceki .header-tools kurallarını EZER. position:static -> akışta.
   ============================================================ */
.header-tools{
  position:static !important; display:inline-flex !important; align-items:center !important;
  gap:14px !important; margin:0 0 0 22px !important; padding:0 !important;
  background:none !important; box-shadow:none !important; border:0 !important;
  width:auto !important; height:auto !important; right:auto !important; bottom:auto !important;
  top:auto !important; left:auto !important; z-index:auto !important; vertical-align:middle;
  -webkit-backdrop-filter:none !important; backdrop-filter:none !important;
}
.header-tools .theme-toggle{
  all:unset !important; box-sizing:border-box !important; cursor:pointer !important;
  width:34px !important; height:34px !important; border-radius:50% !important;
  border:1px solid currentColor !important; opacity:.6;
  display:inline-flex !important; align-items:center !important; justify-content:center !important;
  color:inherit !important; flex:0 0 auto !important;
}
.header-tools .theme-toggle:hover{ opacity:1; }
.header-tools .theme-toggle svg{ width:16px !important; height:16px !important; display:block !important; margin:0 !important; }
.header-tools .theme-toggle .ico-sun,.header-tools .theme-toggle .ico-moon{ display:none !important; }
html:not([data-theme="light"]) .header-tools .theme-toggle .ico-sun{ display:block !important; }
html[data-theme="light"] .header-tools .theme-toggle .ico-moon{ display:block !important; }
.header-tools .lang-switch{ display:inline-flex !important; align-items:center !important; gap:7px !important; margin:0 !important; padding:0 !important; }
.header-tools .lang-switch a{
  all:unset !important; cursor:pointer !important; color:inherit !important; opacity:.5;
  font:600 12px/1 system-ui,-apple-system,Segoe UI,Arial,sans-serif !important;
  letter-spacing:.06em !important; text-transform:none !important;
}
.header-tools .lang-switch a:hover{ opacity:.85; }
.header-tools .lang-switch a.active{ opacity:1 !important; }
.header-tools .lang-switch .lang-sep{ opacity:.4; font:600 12px/1 system-ui,sans-serif !important; color:inherit !important; }
@media (max-width:900px){ .header-tools{ display:none !important; } }

/* "Powered by ALFA Dizayn": ortalı, ince, taşmasız */
#fcreds{ display:block !important; width:100% !important; box-sizing:border-box !important;
  text-align:center !important; padding:14px 12px !important; margin:0 !important;
  font-size:12px !important; letter-spacing:.04em !important; opacity:.5 !important;
  position:static !important; left:auto !important; bottom:auto !important; }
#fcreds a{ color:inherit !important; text-decoration:none !important; }
#fcreds:empty::after{ font-size:12px !important; }