/* ========================================
   FASHION & TREND - Premium Corporate Website
   Color Palette: Custom Tiffany Blue-inspired
   ======================================== */

:root {
    /* Custom Tiffany Blue-inspired palette (adjusted by 0.75 tone) */
    --primary-blue: #7EC4C1;
    --primary-blue-light: #A8D8D6;
    --primary-blue-dark: #5BA8A5;
    
    /* Neutral Colors */
    --white: #FFFFFF;
    --off-white: #FAFAFA;
    --soft-white: #F7F7F7;
    --light-gray: #E8E8E8;
    --medium-gray: #C8C8C8;
    --graphite: #3A3A3A;
    --dark-gray: #2A2A2A;
    
    /* Accent Colors */
    --sand-gold: #C9B99B;
    --sand-gold-light: #E5DAC8;
    
    /* Typography */
    --font-serif: 'Cormorant Garamond', serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --section-padding: 120px;
    --container-padding: 80px;
    
    /* Transitions */
    --transition: all 0.3s ease;
}

/* ========================================
   RESET & BASE STYLES
   ======================================== */

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-weight: 400;
    line-height: 1.7;
    color: var(--graphite);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
    list-style: none;
}

/* ========================================
   TYPOGRAPHY
   ======================================== */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 400;
    line-height: 1.3;
    color: var(--dark-gray);
    margin-bottom: 1.5rem;
}

h1 {
    font-size: 3.5rem;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 2.75rem;
    letter-spacing: -0.01em;
}

h3 {
    font-size: 1.75rem;
}

h4 {
    font-size: 1.25rem;
    font-family: var(--font-sans);
    font-weight: 500;
}

p {
    margin-bottom: 1.25rem;
}

.lead-text {
    font-size: 1.25rem;
    line-height: 1.8;
    color: var(--graphite);
    margin-bottom: 2rem;
}

/* ========================================
   LAYOUT
   ======================================== */

.container {
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 40px;
}

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

.section-alt {
    background-color: var(--soft-white);
}

.section-featured {
    background-color: var(--off-white);
    border-top: 1px solid var(--light-gray);
    border-bottom: 1px solid var(--light-gray);
}

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

.section-title {
    font-size: 2.75rem;
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.125rem;
    color: var(--graphite);
    max-width: 700px;
    margin: 0 auto;
}

/* ========================================
   HEADER
   ======================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid var(--light-gray);
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 30px 0;
}

.logo {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    color: var(--dark-gray);
    text-transform: uppercase;
}

.logo:hover {
    color: var(--primary-blue-dark);
}

.nav {
    display: flex;
    gap: 50px;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 400;
    letter-spacing: 0.02em;
    color: var(--graphite);
    position: relative;
    padding: 5px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--primary-blue);
    transition: width 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-blue-dark);
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 2px;
    background-color: var(--dark-gray);
    transition: var(--transition);
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    margin-top: 89px;
}

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

.hero-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(255,255,255,0.4), rgba(255,255,255,0.85));
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(1.1);
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 900px;
    padding: 80px 0;
}

.logo-large {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    color: var(--primary-blue-dark);
    text-transform: uppercase;
    margin-bottom: 40px;
    opacity: 0.9;
}

.hero-title {
    font-size: 4rem;
    line-height: 1.2;
    margin-bottom: 30px;
    color: var(--dark-gray);
}

.hero-subtitle {
    font-size: 1.25rem;
    line-height: 1.7;
    color: var(--graphite);
    max-width: 700px;
}

/* ========================================
   PAGE HEADER
   ======================================== */

.page-header {
    padding: 180px 0 100px;
    text-align: center;
    background-color: var(--soft-white);
    border-bottom: 1px solid var(--light-gray);
}

.page-title {
    font-size: 4rem;
    margin-bottom: 1.5rem;
}

.page-subtitle {
    font-size: 1.25rem;
    color: var(--graphite);
    max-width: 700px;
    margin: 0 auto;
}

/* ========================================
   CONTENT SECTIONS
   ======================================== */

.content-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 80px;
    max-width: 1100px;
    margin: 0 auto;
}

.content-block {
    font-size: 1.0625rem;
    line-height: 1.8;
}

.content-centered {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.content-centered p {
    font-size: 1.125rem;
    line-height: 1.8;
}

/* ========================================
   SERVICES
   ======================================== */

.services-preview {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 50px;
}

.service-card {
    background-color: var(--white);
    transition: var(--transition);
}

.service-image {
    width: 100%;
    height: 280px;
    overflow: hidden;
    margin-bottom: 30px;
    border: 1px solid var(--light-gray);
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.service-card-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.service-card p {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--graphite);
}

/* Service Detail Pages */

.service-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
    margin-bottom: 80px;
}

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

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

.service-detail-title {
    font-size: 2.5rem;
    margin-bottom: 2rem;
}

.service-detail-content {
    padding-top: 20px;
}

.service-list {
    margin-top: 2rem;
    padding-left: 0;
}

.service-list li {
    padding: 12px 0 12px 30px;
    position: relative;
    font-size: 1.0625rem;
    line-height: 1.7;
    border-bottom: 1px solid var(--light-gray);
}

.service-list li:first-child {
    border-top: 1px solid var(--light-gray);
}

.service-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 22px;
    width: 12px;
    height: 1px;
    background-color: var(--primary-blue);
}

.service-detail-image {
    width: 100%;
    height: 600px;
    overflow: hidden;
    border: 1px solid var(--light-gray);
}

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

/* Featured Section */

.featured-content {
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}

.featured-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 50px;
    margin-top: 60px;
}

.featured-item {
    text-align: left;
    padding: 40px 30px;
    background-color: var(--white);
    border: 1px solid var(--light-gray);
}

.featured-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-blue-dark);
}

.featured-item p {
    font-size: 1rem;
    line-height: 1.7;
}

/* ========================================
   PROCESS
   ======================================== */

.process-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 50px;
    max-width: 1200px;
    margin: 0 auto;
}

.process-step {
    text-align: center;
    padding: 40px 30px;
}

.process-number {
    font-family: var(--font-serif);
    font-size: 3rem;
    color: var(--primary-blue);
    margin-bottom: 20px;
    opacity: 0.7;
}

.process-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.process-step p {
    font-size: 1rem;
    line-height: 1.7;
}

/* ========================================
   APPROACH PAGE
   ======================================== */

.approach-stage {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 60px;
    margin-bottom: 100px;
    padding-bottom: 80px;
    border-bottom: 1px solid var(--light-gray);
}

.approach-stage:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.stage-number {
    font-family: var(--font-serif);
    font-size: 4rem;
    color: var(--primary-blue);
    opacity: 0.5;
    line-height: 1;
}

.stage-content {
    padding-top: 10px;
}

.stage-title {
    font-size: 2.25rem;
    margin-bottom: 1.5rem;
}

.stage-description {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: 2.5rem;
    color: var(--graphite);
}

.stage-details {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: 40px;
}

.stage-detail h4 {
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
    color: var(--primary-blue-dark);
}

.stage-detail p {
    font-size: 0.9375rem;
    line-height: 1.7;
}

/* Philosophy Section */

.philosophy-section {
    max-width: 1200px;
    margin: 0 auto;
}

.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 60px;
    margin-top: 60px;
}

.philosophy-item {
    padding: 40px;
    background-color: var(--white);
    border-left: 3px solid var(--primary-blue);
}

.philosophy-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-blue-dark);
}

.philosophy-item p {
    font-size: 1rem;
    line-height: 1.8;
}

/* ========================================
   CONTACT PAGE
   ======================================== */

.contact-intro {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.contact-intro p {
    font-size: 1.125rem;
    line-height: 1.8;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 100px;
    max-width: 1200px;
    margin: 0 auto;
}

.contact-info-title {
    font-size: 2rem;
    margin-bottom: 3rem;
}

.contact-detail {
    margin-bottom: 3rem;
}

.contact-detail-label {
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--primary-blue-dark);
    margin-bottom: 0.75rem;
}

.contact-email {
    font-size: 1.25rem;
    color: var(--graphite);
    border-bottom: 1px solid transparent;
}

.contact-email:hover {
    color: var(--primary-blue-dark);
    border-bottom-color: var(--primary-blue);
}

.contact-person-name {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--dark-gray);
    margin-bottom: 0.5rem;
}

.contact-person-title {
    font-size: 1rem;
    color: var(--graphite);
}

.contact-note {
    padding: 30px;
    background-color: var(--off-white);
    border-left: 3px solid var(--sand-gold);
    margin-top: 3rem;
}

.contact-note p {
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-bottom: 0;
}

/* Contact Form */

.contact-form-title {
    font-size: 2rem;
    margin-bottom: 2rem;
}

.form-group {
    margin-bottom: 2rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--dark-gray);
    margin-bottom: 0.75rem;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 15px 20px;
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--dark-gray);
    background-color: var(--white);
    border: 1px solid var(--medium-gray);
    transition: var(--transition);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(126, 196, 193, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 180px;
}

.form-message {
    margin-top: 1.5rem;
    padding: 15px 20px;
    border-radius: 4px;
    font-size: 0.9375rem;
    display: none;
}

.form-message.success {
    display: block;
    background-color: #e8f5e9;
    color: #2e7d32;
    border: 1px solid #a5d6a7;
}

.form-message.error {
    display: block;
    background-color: #ffebee;
    color: #c62828;
    border: 1px solid #ef9a9a;
}

/* Expectations */

.contact-additional {
    max-width: 1100px;
    margin: 0 auto;
}

.expectations-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 50px;
    margin-top: 60px;
}

.expectation-item {
    padding: 40px 30px;
    background-color: var(--white);
    border-top: 3px solid var(--primary-blue);
}

.expectation-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.expectation-item p {
    font-size: 1rem;
    line-height: 1.7;
}

/* ========================================
   CTA SECTION
   ======================================== */

.cta-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.cta-title {
    font-size: 2.75rem;
    margin-bottom: 1.5rem;
}

.cta-text {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: 2.5rem;
    color: var(--graphite);
}

/* ========================================
   BUTTONS
   ======================================== */

.btn {
    display: inline-block;
    padding: 18px 50px;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    text-align: center;
    cursor: pointer;
    border: none;
    transition: var(--transition);
}

.btn-primary {
    background-color: var(--primary-blue);
    color: var(--white);
    border: 2px solid var(--primary-blue);
}

.btn-primary:hover {
    background-color: var(--primary-blue-dark);
    border-color: var(--primary-blue-dark);
    transform: translateY(-2px);
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
    background-color: var(--dark-gray);
    color: var(--soft-white);
    padding: 80px 0 40px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: start;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 30px;
}

.footer-logo {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--primary-blue-light);
    margin-bottom: 1rem;
}

.footer-tagline {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.7);
    max-width: 400px;
    line-height: 1.6;
}

.footer-email {
    font-size: 1.125rem;
    color: var(--soft-white);
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.footer-email:hover {
    color: var(--primary-blue-light);
    border-bottom-color: var(--primary-blue-light);
}

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

.footer-copyright {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.5);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }
    
    .container {
        padding: 0 30px;
    }
    
    h1 {
        font-size: 3rem;
    }
    
    h2 {
        font-size: 2.25rem;
    }
    
    .hero-title {
        font-size: 3.25rem;
    }
    
    .page-title {
        font-size: 3.25rem;
    }
    
    .content-grid {
        gap: 60px;
    }
    
    .services-preview {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .service-detail {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .service-detail-image {
        height: 500px;
    }
    
    .process-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
    
    .stage-details {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .philosophy-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .expectations-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .featured-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
    }
    
    .container {
        padding: 0 20px;
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .hero {
        min-height: 80vh;
        margin-top: 79px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .logo-large {
        font-size: 1.5rem;
    }
    
    .page-header {
        padding: 140px 0 60px;
    }
    
    .page-title {
        font-size: 2.5rem;
    }
    
    .page-subtitle {
        font-size: 1.125rem;
    }
    
    .nav {
        position: fixed;
        top: 79px;
        left: 0;
        right: 0;
        background-color: var(--white);
        border-bottom: 1px solid var(--light-gray);
        flex-direction: column;
        gap: 0;
        padding: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }
    
    .nav.active {
        max-height: 300px;
    }
    
    .nav-link {
        padding: 20px 30px;
        border-bottom: 1px solid var(--light-gray);
    }
    
    .nav-link::after {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(7px, 7px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
    
    .content-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .process-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .approach-stage {
        grid-template-columns: 1fr;
        gap: 20px;
        margin-bottom: 60px;
        padding-bottom: 60px;
    }
    
    .stage-number {
        font-size: 3rem;
    }
    
    .stage-title {
        font-size: 1.75rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .cta-title {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .page-title {
        font-size: 2rem;
    }
    
    .service-image {
        height: 220px;
    }
    
    .service-detail-image {
        height: 300px;
    }
    
    .btn {
        padding: 16px 40px;
        font-size: 0.875rem;
    }
}