/* -------------------------------------------------------------
 * KALIA ARCHITECTS - STYLE SHEET
 * Editorial + Minimal + Contemporary Architecture + Cinematic
 * ------------------------------------------------------------- */

/* ROOT SYSTEM & VARIABLES */
:root {
    /* Color System */
    --color-bg: #F4F3F0;          /* Warm off-white */
    --color-surface: #EAE8E2;     /* Stone grey-white */
    --color-surface-dark: #DFDDD6; /* Deeper stone */
    --color-text: #1C1D1F;        /* Soft charcoal black */
    --color-muted: #66686A;       /* Editorial medium grey */
    --color-dark: #0E0F10;        /* Strong charcoal */
    --color-accent: #8C9B8D;      /* Refined muted sage */
    --color-approach-bg: #D3D6CF;  /* Soft grey-green sage */
    --color-white: #FFFFFF;
    
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-serif: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Layout Spacing */
    --container-max-width: 1440px;
    --grid-gutter: 2rem;
    --section-padding: clamp(8rem, 12vw, 16rem);
    
    /* Animations */
    --transition-fast: 0.25s cubic-bezier(0.25, 1, 0.5, 1);
    --transition-normal: 0.45s cubic-bezier(0.25, 1, 0.5, 1);
    --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    font-size: 62.5%; /* 10px default for easier rem units */
    scroll-behavior: smooth;
    background-color: var(--color-bg);
    color: var(--color-text);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    font-size: 1.6rem; /* 16px */
    line-height: 1.6;
    overflow-x: hidden;
}

/* TYPOGRAPHY */
h1, h2 {
    font-family: var(--font-sans);
    font-weight: 700;
    line-height: 1.15;
    color: var(--color-dark);
}

h3, h4 {
    font-family: var(--font-sans);
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-dark);
    letter-spacing: 0.05em;
}

p {
    font-weight: 400;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-fast);
}

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

/* SCROLLBAR */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: var(--color-bg);
}
::-webkit-scrollbar-thumb {
    background: var(--color-surface-dark);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--color-accent);
}

/* GLOBAL UTILITIES */
.section-container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 clamp(2rem, 5vw, 8rem);
}

.grid-layout {
    display: grid;
    gap: var(--grid-gutter);
}

.section-label {
    display: block;
    font-size: 1.1rem;
    font-weight: 500;
    letter-spacing: 0.3em;
    color: var(--color-muted);
    margin-bottom: 2rem;
    text-transform: uppercase;
}

.section-title {
    font-size: clamp(3.2rem, 5vw, 5.6rem);
    letter-spacing: -0.01em;
    line-height: 1.1;
    margin-bottom: 4rem;
}

/* PRELOADER */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-dark);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
}

.preloader-inner {
    text-align: center;
    width: 250px;
}

.preloader-logo-img {
    height: 5.5rem;
    width: auto;
    filter: none;
    display: block;
    margin: 0 auto 3rem auto;
}

.preloader-bar {
    height: 1px;
    width: 0%;
    background-color: var(--color-accent);
}

/* CUSTOM CURSOR */
.custom-cursor {
    width: 12px;
    height: 12px;
    background-color: var(--color-accent);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 10000;
    transform: translate(-50%, -50%);
    opacity: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: width 0.3s var(--ease-out-expo), height 0.3s var(--ease-out-expo), background-color 0.3s;
}

.cursor-text {
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-white);
    opacity: 0;
    display: none;
}

.custom-cursor.hovering-project {
    width: 70px;
    height: 70px;
    background-color: rgba(140, 155, 141, 0.9);
}

.custom-cursor.hovering-project .cursor-text {
    opacity: 1;
    display: block;
}

.custom-cursor.hovering-link {
    width: 24px;
    height: 24px;
    background-color: var(--color-text);
    mix-blend-mode: difference;
}

/* HEADER & NAVIGATION */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    transition: padding var(--transition-normal), background-color var(--transition-normal), backdrop-filter var(--transition-normal), border-bottom var(--transition-normal);
    padding: 3rem 0;
}

.site-header.scrolled {
    padding: 1.8rem 0;
    background-color: rgba(244, 243, 240, 0.85);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid rgba(28, 29, 31, 0.05);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 clamp(2rem, 5vw, 8rem);
}

.logo {
    display: flex;
    align-items: center;
}

.logo-img-src {
    height: clamp(3.2rem, 5vh, 4.5rem);
    width: auto;
    filter: none;
    transition: filter var(--transition-normal);
}

.site-header.scrolled .logo-img-src {
    filter: brightness(0);
}

.nav-desktop {
    display: flex;
    gap: 4rem;
}

.nav-link {
    font-size: 1.2rem;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.25em;
    color: rgba(255, 255, 255, 0.7);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background-color: var(--color-white);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.4s var(--ease-out-expo);
}

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

.nav-link:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

.site-header.scrolled .nav-link {
    color: var(--color-muted);
}

.site-header.scrolled .nav-link:hover {
    color: var(--color-dark);
}

.site-header.scrolled .nav-link::after {
    background-color: var(--color-dark);
}

/* HAMBURGER MENU */
.menu-toggle {
    display: none; /* Shown on Mobile */
    flex-direction: column;
    justify-content: space-between;
    width: 26px;
    height: 14px;
    z-index: 102;
}

.hamburger-line {
    width: 100%;
    height: 1px;
    background-color: var(--color-white);
    transition: transform var(--transition-normal), background-color var(--transition-normal);
}

.site-header.scrolled .hamburger-line {
    background-color: var(--color-dark);
}

body.mobile-menu-active {
    overflow: hidden;
}

.mobile-menu-active .hamburger-line {
    background-color: var(--color-dark) !important;
}

.mobile-menu-active .line-1 {
    transform: translateY(6px) rotate(45deg);
}

.mobile-menu-active .line-2 {
    transform: translateY(-7px) rotate(-45deg);
}

/* MOBILE MENU OVERLAY */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-surface);
    z-index: 101;
    display: flex;
    justify-content: center;
    align-items: center;
    transform: translateY(-100%);
    transition: transform var(--transition-slow);
}

.mobile-menu.active {
    transform: translateY(0);
}

.mobile-menu-container {
    width: 100%;
    padding: 0 4rem;
    text-align: center;
}

.nav-mobile {
    display: flex;
    flex-direction: column;
    gap: 3.5rem;
    margin-bottom: 8rem;
}

.mobile-nav-link {
    font-family: var(--font-serif);
    font-size: 3.6rem;
    letter-spacing: -0.01em;
    color: var(--color-dark);
    display: inline-block;
    opacity: 0;
    transform: translateY(30px);
    transition: transform 0.6s var(--ease-out-expo), opacity 0.6s var(--ease-out-expo);
}

.mobile-menu.active .mobile-nav-link {
    opacity: 1;
    transform: translateY(0);
}

/* Menu link staggers */
.mobile-menu.active .mobile-nav-link:nth-child(1) { transition-delay: 0.1s; }
.mobile-menu.active .mobile-nav-link:nth-child(2) { transition-delay: 0.2s; }
.mobile-menu.active .mobile-nav-link:nth-child(3) { transition-delay: 0.3s; }

.mobile-menu-footer {
    border-top: 1px solid rgba(28, 29, 31, 0.08);
    padding-top: 3rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    font-size: 1.3rem;
    color: var(--color-muted);
    letter-spacing: 0.05em;
    opacity: 0;
    transition: opacity 0.6s var(--ease-out-expo) 0.4s;
}

.mobile-menu.active .mobile-menu-footer {
    opacity: 1;
}

/* HERO SECTION */
.hero-section {
    position: relative;
    width: 100%;
    height: 100vh;
    display: flex;
    align-items: flex-end;
    padding: 0 0 10rem 0;
    overflow: hidden;
}

.hero-bg-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-bg-parallax {
    width: 100%;
    height: 110%; /* Extra height for parallax */
    background-size: cover;
    background-position: center;
    position: absolute;
    top: 0;
    left: 0;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(14, 15, 16, 0.4) 0%, rgba(14, 15, 16, 0.2) 60%, rgba(14, 15, 16, 0.7) 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 clamp(2rem, 5vw, 8rem);
    color: var(--color-white);
}

.hero-title-wrapper {
    overflow: hidden;
    margin-bottom: 2rem;
}

.hero-title {
    font-size: clamp(3.8rem, 7.5vw, 8.8rem);
    font-weight: 300;
    line-height: 1.05;
    color: var(--color-white);
    letter-spacing: -0.02em;
    text-transform: uppercase;
}

.title-line {
    display: block;
    overflow: hidden;
}

.hero-subtitle {
    font-size: clamp(1.6rem, 2vw, 2.2rem);
    font-weight: 300;
    max-width: 60rem;
    margin-bottom: 4rem;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.5;
}

.hero-cta {
    display: inline-flex;
    align-items: center;
    gap: 1.5rem;
    font-size: 1.3rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    font-weight: 500;
    color: var(--color-white);
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    padding-bottom: 0.8rem;
}

.hero-cta:hover {
    border-bottom-color: var(--color-white);
}

.cta-arrow {
    display: flex;
    transition: transform var(--transition-fast);
}

.hero-cta:hover .cta-arrow {
    transform: translate(3px, -3px);
}

.scroll-indicator {
    position: absolute;
    bottom: 4rem;
    right: clamp(2rem, 5vw, 8rem);
    z-index: 3;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 1.2rem;
    color: rgba(255, 255, 255, 0.5);
}

.scroll-label {
    font-size: 1rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    font-weight: 500;
}

.scroll-line-container {
    width: 1px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.15);
    position: relative;
    overflow: hidden;
}

.scroll-line {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-accent);
    transform: translateY(-100%);
    animation: scroll-line-anim 2s infinite var(--ease-out-expo);
}

@keyframes scroll-line-anim {
    0% {
        transform: translateY(-100%);
    }
    50% {
        transform: translateY(0);
    }
    100% {
        transform: translateY(100%);
    }
}

/* STUDIO INTRODUCTION */
.intro-section {
    padding: var(--section-padding) 0;
    background-color: var(--color-bg);
}

.intro-grid {
    grid-template-columns: 1.2fr 1.8fr;
    align-items: start;
}

.intro-text-wrapper {
    max-width: 65rem;
}

.intro-lead {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 3.5vw, 3.4rem);
    line-height: 1.4;
    color: var(--color-dark);
    margin-bottom: 3.5rem;
}

.intro-body {
    font-size: clamp(1.5rem, 1.2vw, 1.7rem);
    color: var(--color-muted);
    line-height: 1.7;
}

/* AREAS OF EXPERTISE */
.expertise-section {
    padding: var(--section-padding) 0;
    background-color: var(--color-surface);
}

.expertise-grid {
    grid-template-columns: repeat(3, 1fr);
    margin-top: 4rem;
}

.expertise-card {
    background-color: transparent;
    border: none;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.expertise-image-container {
    width: 100%;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    position: relative;
}

.expertise-image-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.expertise-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(14, 15, 16, 0.05);
    transition: background-color var(--transition-normal);
}

.expertise-card:hover .expertise-image-container img {
    transform: scale(1.05);
}

.expertise-card:hover .expertise-overlay {
    background-color: rgba(14, 15, 16, 0);
}

.expertise-content {
    padding: 0;
    position: relative;
}

.expertise-num {
    font-family: var(--font-sans);
    font-size: 1.1rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    display: block;
    margin-bottom: 1rem;
}

.expertise-title {
    font-family: var(--font-sans);
    font-size: 1.6rem;
    font-weight: 500;
    letter-spacing: 0.25em;
    color: var(--color-dark);
    margin-bottom: 1.5rem;
}

.expertise-desc {
    font-size: 1.4rem;
    color: var(--color-muted);
    line-height: 1.6;
}

/* SELECTED PROJECTS */
.projects-section {
    padding: var(--section-padding) 0;
    background-color: var(--color-bg);
}

.projects-header {
    margin-bottom: 8rem;
    border-bottom: 1px solid rgba(28, 29, 31, 0.08);
    padding-bottom: 3rem;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    column-gap: var(--grid-gutter);
    row-gap: clamp(8rem, 12vw, 16rem);
    align-items: start;
}

.project-item {
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.project-image-wrapper {
    width: 100%;
    position: relative;
    overflow: hidden;
}

/* Mask Reveal Transition */
.image-reveal-container {
    clip-path: inset(0 100% 0 0); /* Start hidden horizontally */
    transition: clip-path 1.4s var(--ease-out-expo);
}

.image-reveal-container.revealed {
    clip-path: inset(0 0 0 0);
}

.project-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.1);
    transition: transform 1.4s var(--ease-out-expo);
}

.image-reveal-container.revealed .project-image {
    transform: scale(1);
}

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

/* Asymmetric 12-Column Grid Placement */
@media (min-width: 1025px) {
    .project-item.project-large {
        grid-column: 1 / 8;
    }
    
    .project-item.project-medium.offset-right {
        grid-column: 9 / 13;
        margin-top: 15rem;
    }
    
    .project-item.project-full {
        grid-column: 1 / 13;
    }
    
    .project-item.project-left {
        grid-column: 1 / 7;
    }
    
    .project-item.project-right.stagger-up {
        grid-column: 7 / 13;
        margin-top: 12rem;
    }
    
    .project-item.project-medium.offset-left {
        grid-column: 1 / 6;
    }
    
    .project-item.project-large.offset-right {
        grid-column: 7 / 13;
        margin-top: 8rem;
    }
}

/* Aspect Ratios per layout style */
.project-large .project-image-wrapper {
    aspect-ratio: 16 / 10;
}

.project-medium .project-image-wrapper {
    aspect-ratio: 4 / 3;
}

.project-full .project-image-wrapper {
    aspect-ratio: 21 / 9;
}

.project-left .project-image-wrapper {
    aspect-ratio: 3 / 4;
}

.project-right .project-image-wrapper {
    aspect-ratio: 16 / 10;
}

/* Project Info */
.project-info {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    border-top: 1px solid rgba(28, 29, 31, 0.08);
    padding-top: 2rem;
    width: 100%;
}

.project-num {
    font-size: 1.1rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: var(--color-accent);
}

.project-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    text-align: right;
    gap: 0.8rem;
}

.project-name {
    font-family: var(--font-sans);
    font-size: 1.3rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    color: var(--color-dark);
}

.project-category {
    font-size: 1.1rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    color: var(--color-muted);
}

/* ARCHITECTURAL APPROACH */
.approach-section {
    padding: var(--section-padding) 0;
    background-color: var(--color-approach-bg);
}

.approach-grid {
    grid-template-columns: 1.2fr 1.8fr;
    align-items: start;
}

.approach-content {
    max-width: 65rem;
}

.approach-lead {
    font-family: var(--font-serif);
    font-size: clamp(2.4rem, 4vw, 3.8rem);
    line-height: 1.3;
    color: var(--color-dark);
    margin-bottom: 3.5rem;
}

.approach-body {
    font-size: clamp(1.5rem, 1.2vw, 1.7rem);
    color: var(--color-muted);
    line-height: 1.8;
}

/* CONTACT SECTION */
.contact-section {
    padding: var(--section-padding) 0;
    background-color: var(--color-bg);
}

.contact-header {
    margin-bottom: 6rem;
}

.contact-redesign-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8rem;
    margin-bottom: 8rem;
}

.location-block {
    display: flex;
    flex-direction: column;
    gap: 3.5rem;
}

.location-text {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.location-num {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--color-accent);
    letter-spacing: 0.1em;
}

.studio-title {
    font-family: var(--font-sans);
    font-size: 1.4rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--color-dark);
    text-transform: uppercase;
}

.studio-address {
    font-size: 1.4rem;
    color: var(--color-muted);
    line-height: 1.7;
}

.location-map-link {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.1rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-accent);
    width: fit-content;
}

.map-container-new {
    width: 100%;
    aspect-ratio: 16 / 10;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(28, 29, 31, 0.08);
}

.map-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%) contrast(1.05) brightness(0.95);
    transition: transform var(--transition-slow);
}

.map-hover-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(14, 15, 16, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.map-overlay-btn {
    background-color: var(--color-white);
    color: var(--color-dark);
    padding: 1.2rem 2.4rem;
    font-size: 1.1rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transform: translateY(10px);
    transition: transform 0.4s var(--ease-out-expo);
}

.map-container-new:hover .map-img {
    transform: scale(1.03);
}

.map-container-new:hover .map-hover-overlay {
    opacity: 1;
}

.map-container-new:hover .map-overlay-btn {
    transform: translateY(0);
}

/* Global Contacts Details Row */
.contact-details-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4rem;
    border-top: 1px solid rgba(28, 29, 31, 0.08);
    padding-top: 6rem;
    margin-top: 6rem;
}

.detail-block {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.detail-lbl {
    font-size: 1.1rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    color: var(--color-accent);
    text-transform: uppercase;
}

.detail-lnk {
    font-size: clamp(1.6rem, 2.2vw, 2.2rem);
    font-weight: 300;
    color: var(--color-dark);
    width: fit-content;
}

.detail-val {
    font-size: 1.5rem;
    color: var(--color-muted);
    line-height: 1.6;
}

.phone-block-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.phone-block-sep {
    color: rgba(28, 29, 31, 0.15);
}

.hours-sep {
    margin: 0 0.5rem;
    color: rgba(28, 29, 31, 0.2);
}

.muted-note {
    font-size: 1.2rem;
    color: var(--color-muted);
    margin-top: 0.5rem;
    display: block;
}

/* Hover Underline Microinteraction */
.hover-underline {
    position: relative;
    display: inline-block;
    width: fit-content;
}

.hover-underline::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 1px;
    background-color: var(--color-dark);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.35s var(--ease-out-expo);
}

.hover-underline:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* FOOTER */
.site-footer {
    padding: 8rem 0;
    background-color: var(--color-dark);
    color: var(--color-surface);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 6rem;
}

.footer-logo {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.footer-logo-img {
    height: 4.2rem;
    width: auto;
    filter: none;
    align-self: flex-start;
}

.logo-sub {
    font-size: 1.1rem;
    letter-spacing: 0.2em;
    color: var(--color-muted);
    text-transform: uppercase;
}

.footer-links {
    display: flex;
    gap: 4rem;
}

.footer-link {
    font-size: 1.2rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-muted);
}

.footer-link:hover {
    color: var(--color-white);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding-top: 4rem;
    font-size: 1.2rem;
    color: var(--color-muted);
    letter-spacing: 0.05em;
}

/* LIGHTBOX MODAL */
.project-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-bg);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
    overflow-y: auto;
}

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

.modal-close {
    position: absolute;
    top: 4rem;
    right: 4rem;
    z-index: 1010;
    font-size: 2.4rem;
    color: var(--color-dark);
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(28, 29, 31, 0.04);
    border-radius: 50%;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.modal-close:hover {
    background-color: rgba(28, 29, 31, 0.08);
    transform: rotate(90deg);
}

.modal-content-wrapper {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 8rem auto;
    padding: 0 clamp(2rem, 5vw, 8rem);
}

.modal-grid {
    display: grid;
    grid-template-columns: 1.6fr 1.4fr;
    gap: 8rem;
    align-items: center;
}

.modal-image-col {
    width: 100%;
    position: relative;
    aspect-ratio: 4 / 3;
    overflow: hidden;
}

.modal-main-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transform: scale(1.05);
    transition: transform var(--transition-slow), opacity var(--transition-normal);
}

.project-modal.active .modal-main-image {
    opacity: 1;
    transform: scale(1);
    transition-delay: 0.2s;
}

.modal-info-col {
    display: flex;
    flex-direction: column;
    opacity: 0;
    transform: translateY(30px);
    transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.project-modal.active .modal-info-col {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.3s;
}

.modal-num {
    font-size: 1.4rem;
    font-weight: 500;
    color: var(--color-accent);
    letter-spacing: 0.1em;
    margin-bottom: 1.5rem;
}

.modal-title {
    font-family: var(--font-sans);
    font-size: clamp(2.4rem, 4vw, 3.6rem);
    font-weight: 500;
    letter-spacing: 0.15em;
    color: var(--color-dark);
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.modal-category {
    font-size: 1.2rem;
    letter-spacing: 0.15em;
    color: var(--color-muted);
    text-transform: uppercase;
}

.modal-divider {
    height: 1px;
    background-color: rgba(28, 29, 31, 0.08);
    margin: 3.5rem 0;
}

.modal-description {
    font-size: 1.5rem;
    line-height: 1.8;
    color: var(--color-muted);
    margin-bottom: 4rem;
}

.modal-specs {
    display: flex;
    flex-direction: column;
    gap: 1.8rem;
    border-top: 1px solid rgba(28, 29, 31, 0.05);
    padding-top: 3rem;
}

.spec-row {
    display: flex;
    justify-content: space-between;
    font-size: 1.3rem;
    border-bottom: 1px solid rgba(28, 29, 31, 0.03);
    padding-bottom: 1.2rem;
}

.spec-label {
    color: var(--color-muted);
    font-weight: 400;
}

.spec-value {
    color: var(--color-dark);
    font-weight: 500;
}

/* RESPONSIVE BREAKPOINTS */

/* 1024px Laptop */
@media (max-width: 1024px) {
    .site-header {
        padding: 2.2rem 0;
    }
    .nav-desktop {
        display: none; /* Hide on Tablet/Mobile */
    }
    .menu-toggle {
        display: flex; /* Show Hamburger */
    }
    
    .intro-grid, .approach-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    .col-right {
        margin-top: 0;
    }
    
    .expertise-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
        row-gap: 6rem;
    }

    .project-item {
        grid-column: 1 / -1 !important;
        margin-top: 0 !important;
    }
    
    .contact-redesign-grid {
        grid-template-columns: 1fr;
        gap: 6rem;
    }
    .contact-details-row {
        grid-template-columns: 1fr;
        gap: 4rem;
        padding-top: 4rem;
        margin-top: 4rem;
    }
}

/* 768px Tablet */
@media (max-width: 768px) {
    :root {
        --section-padding: 6rem;
    }
    
    .expertise-grid {
        grid-template-columns: 1fr;
    }
    
    .studios-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer-top {
        flex-direction: column;
        gap: 4rem;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 2rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 2rem;
        text-align: left;
    }
    
    .modal-grid {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    .modal-close {
        top: 2rem;
        right: 2rem;
    }
    .modal-content-wrapper {
        margin: 6rem auto;
    }
}

/* 480px Mobile */
@media (max-width: 480px) {
    .hero-content {
        padding-bottom: 4rem;
    }
    .hero-cta {
        width: 100%;
        justify-content: space-between;
    }
    .scroll-indicator {
        display: none;
    }
    .project-info {
        gap: 1.5rem;
    }
    .map-container {
        aspect-ratio: 4 / 3;
    }
    .phone-numbers {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    .phone-separator {
        display: none;
    }
}

/* PREFERS REDUCED MOTION */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-delay: 0s !important;
        animation-duration: 0s !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0s !important;
        scroll-behavior: auto !important;
    }
    .hero-bg-parallax {
        height: 100% !important;
    }
    .image-reveal-container {
        clip-path: none !important;
    }
    .project-image {
        transform: none !important;
    }
    .custom-cursor {
        display: none !important;
    }
}



/* HEADER PHONE BUTTON */
.header-phone {
    margin-left: 3rem;
    font-weight: 600 !important;
    color: var(--color-white) !important;
    border: 1px solid rgba(255, 255, 255, 0.4);
    padding: 0.8rem 1.8rem;
    letter-spacing: 0.15em !important;
    font-size: 1.1rem !important;
    text-transform: uppercase;
    transition: border-color var(--transition-fast), background-color var(--transition-fast), color var(--transition-fast) !important;
}

.header-phone:hover {
    background-color: var(--color-white);
    color: var(--color-dark) !important;
    border-color: var(--color-white);
}

.site-header.scrolled .header-phone {
    color: var(--color-dark) !important;
    border-color: rgba(28, 29, 31, 0.2);
}

.site-header.scrolled .header-phone:hover {
    background-color: var(--color-dark);
    color: var(--color-white) !important;
    border-color: var(--color-dark);
}

/* TESTIMONIALS SECTION */
.testimonials-section {
    padding: var(--section-padding) 0;
    background-color: var(--color-surface);
}

.testimonials-grid {
    grid-template-columns: 1.2fr 1.8fr;
    align-items: start;
}

.testimonials-slider {
    position: relative;
    max-width: 65rem;
}

.testimonial-track {
    position: relative;
    height: auto;
    min-height: 220px;
}

.testimonial-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    opacity: 0;
    pointer-events: none;
    transform: translateY(15px);
    transition: opacity 0.6s var(--ease-out-expo), transform 0.6s var(--ease-out-expo);
}

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

.testimonial-quote {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 3vw, 2.8rem);
    line-height: 1.4;
    color: var(--color-dark);
    margin-bottom: 2.5rem;
    font-style: italic;
}

.testimonial-author {
    font-family: var(--font-sans);
    font-size: 1.2rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    color: var(--color-accent);
    text-transform: uppercase;
    display: block;
}

.testimonials-nav {
    display: flex;
    gap: 2rem;
    margin-top: 4rem;
}

.testimonial-btn {
    font-size: 1.6rem;
    color: var(--color-muted);
    padding: 0.5rem 1rem;
    border-bottom: 1px solid transparent;
    transition: color var(--transition-fast), border-color var(--transition-fast);
}

.testimonial-btn:hover {
    color: var(--color-dark);
    border-bottom-color: var(--color-dark);
}

/* MODAL CAROUSEL */
.modal-carousel {
    width: 100%;
    height: 100%;
    position: relative;
    background-color: var(--color-surface);
    overflow: hidden;
}

.carousel-container {
    width: 100%;
    height: 100%;
    display: flex;
    transition: transform 0.6s var(--ease-out-expo);
}

.carousel-slide {
    min-width: 100%;
    height: 100%;
    position: relative;
}

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

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    background-color: rgba(244, 243, 240, 0.9);
    color: var(--color-dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    transition: background-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.carousel-btn:hover {
    background-color: var(--color-dark);
    color: var(--color-white);
    transform: translateY(-50%) scale(1.05);
}

.prev-btn {
    left: 2rem;
}

.next-btn {
    right: 2rem;
}

.carousel-dots {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 1rem;
    z-index: 10;
}

.carousel-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: rgba(28, 29, 31, 0.2);
    cursor: pointer;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.carousel-dot.active {
    background-color: var(--color-dark);
    transform: scale(1.2);
}

@media (max-width: 1024px) {
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    .header-phone {
        display: none;
    }
}