/*
Theme Name: CQD INGÉNIERIE
Theme URI: https://www.cqdingenierie.com
Author: CQD INGÉNIERIE
Author URI: https://www.cqdingenierie.com
Description: Thème WordPress professionnel pour CQD INGÉNIERIE - Bureau d'études techniques en génie civil
Version: 1.0.0
License: GNU General Public License v2 or later
Text Domain: cqd-theme
*/

/* ============================================
   CSS RESET
   ============================================ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
    list-style: none;
}

/* ============================================
   CSS VARIABLES
   ============================================ */
:root {
    --color-primary: #FF6700;
    --color-primary-light: #FF8533;
    --color-primary-dark: #CC5200;
    --color-secondary: #111111;
    --color-accent: #F1F2F2;
    --color-text: #333;
    --color-text-light: #666;
    --color-white: #fff;
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Noto Sans', sans-serif;
    --max-width: 1200px;
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.08);
    --transition-base: 0.3s ease;
    --border-radius: 8px;
}

/* ============================================
   CONTAINER & SECTION BASE
   ============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 100px 0;
}

.section-dark {
    background: var(--color-secondary);
    color: var(--color-white);
}

.section-light {
    background: var(--color-accent);
}

.section-title {
    text-align: center;
    font-family: var(--font-heading);
    font-size: 36px;
    font-weight: 700;
    color: var(--color-secondary);
    margin-bottom: 16px;
    position: relative;
    padding-bottom: 20px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--color-primary);
}

.section-title.light {
    color: var(--color-white);
}

.section-title.light::after {
    background: var(--color-primary);
}

.section-subtitle {
    text-align: center;
    color: var(--color-text-light);
    font-size: 18px;
    max-width: 700px;
    margin: 16px auto 0;
    line-height: 1.7;
}

.section-subtitle.light {
    color: rgba(255, 255, 255, 0.6);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
    padding: 14px 32px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 16px;
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    display: inline-block;
    text-decoration: none;
    font-family: var(--font-body);
}

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

.btn-outline {
    background: transparent;
    color: var(--color-primary);
    padding: 14px 32px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 16px;
    border: 2px solid var(--color-primary);
    cursor: pointer;
    transition: all var(--transition-base);
    display: inline-block;
    text-decoration: none;
    font-family: var(--font-body);
}

.btn-outline:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
}

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: all 0.3s;
    padding: 16px 0;
}

.navbar.scrolled {
    background: var(--color-white);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    padding: 10px 0;
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar .logo img {
    height: 45px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 32px;
    align-items: center;
    margin: 0;
    padding: 0;
}

.nav-links a {
    color: var(--color-white);
    text-decoration: none;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 15px;
    transition: color 0.3s;
}

.navbar.scrolled .nav-links a {
    color: var(--color-text);
}

.nav-links a:hover {
    color: var(--color-primary);
}

.navbar .cta-desktop {
    display: block;
}

.hamburger {
    display: none;
    background: none;
    border: none;
    color: var(--color-white);
    font-size: 24px;
    cursor: pointer;
}

.navbar.scrolled .hamburger {
    color: var(--color-text);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background: #0a0a0a;
}

/* 3D Scene */
.scene-3d {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    perspective: 1200px;
    z-index: 1;
}

.grid-3d {
    position: absolute;
    top: 0;
    left: -10%;
    width: 120%;
    height: 120%;
    transform: rotateX(55deg) rotateZ(-45deg) translateZ(-100px);
    animation: gridFloat 15s ease-in-out infinite;
}

.grid-line-h,
.grid-line-v {
    position: absolute;
    background: rgba(255, 103, 0, 0.06);
}

.grid-line-h {
    width: 100%;
    height: 1px;
}

.grid-line-v {
    height: 100%;
    width: 1px;
}

@keyframes gridFloat {
    0%, 100% {
        transform: rotateX(55deg) rotateZ(-45deg) translateZ(-100px);
    }
    50% {
        transform: rotateX(55deg) rotateZ(-45deg) translateZ(-60px);
    }
}

/* 3D Cubes */
.cube-3d {
    position: absolute;
    width: 60px;
    height: 60px;
    transform-style: preserve-3d;
}

.cube-face {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 1px solid rgba(255, 103, 0, 0.2);
    background: rgba(255, 103, 0, 0.03);
}

.cube-face:nth-child(1) {
    transform: translateZ(30px);
}

.cube-face:nth-child(2) {
    transform: rotateY(90deg) translateZ(30px);
}

.cube-face:nth-child(3) {
    transform: rotateX(90deg) translateZ(30px);
    background: rgba(255, 103, 0, 0.06);
}

.cube-1 {
    top: 20%;
    left: 10%;
    width: 60px;
    height: 60px;
    animation: cubeRotate1 20s linear infinite;
}

.cube-2 {
    top: 60%;
    left: 75%;
    width: 45px;
    height: 45px;
    animation: cubeRotate2 25s linear infinite;
}

.cube-3 {
    top: 35%;
    left: 80%;
    width: 70px;
    height: 70px;
    animation: cubeRotate3 18s linear infinite;
}

.cube-4 {
    top: 75%;
    left: 20%;
    width: 50px;
    height: 50px;
    animation: cubeRotate1 22s linear infinite reverse;
}

.cube-5 {
    top: 15%;
    left: 55%;
    width: 40px;
    height: 40px;
    animation: cubeRotate2 30s linear infinite;
}

@keyframes cubeRotate1 {
    0% {
        transform: rotateX(0deg) rotateY(0deg) translateY(0px);
    }
    50% {
        transform: rotateX(180deg) rotateY(180deg) translateY(-20px);
    }
    100% {
        transform: rotateX(360deg) rotateY(360deg) translateY(0px);
    }
}

@keyframes cubeRotate2 {
    0% {
        transform: rotateX(0deg) rotateZ(0deg) translateY(0px);
    }
    50% {
        transform: rotateX(180deg) rotateZ(180deg) translateY(-30px);
    }
    100% {
        transform: rotateX(360deg) rotateZ(360deg) translateY(0px);
    }
}

@keyframes cubeRotate3 {
    0% {
        transform: rotateY(0deg) rotateZ(0deg) translateY(0px);
    }
    50% {
        transform: rotateY(180deg) rotateZ(90deg) translateY(-15px);
    }
    100% {
        transform: rotateY(360deg) rotateZ(0deg) translateY(0px);
    }
}

/* Blueprint SVG */
.blueprint-svg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.bp-line {
    stroke: rgba(255, 103, 0, 0.12);
    stroke-width: 1.5;
    fill: none;
    stroke-dasharray: 8 4;
    animation: dashMove 4s linear infinite;
}

.bp-node {
    fill: none;
    stroke: rgba(255, 103, 0, 0.15);
    stroke-width: 1;
    animation: nodePulse 3s ease-in-out infinite;
}

.bp-building {
    fill: none;
    stroke: rgba(255, 103, 0, 0.08);
    stroke-width: 1;
}

.bp-crane {
    stroke: rgba(255, 103, 0, 0.1);
    stroke-width: 1.5;
    fill: none;
}

@keyframes dashMove {
    from {
        stroke-dashoffset: 0;
    }
    to {
        stroke-dashoffset: -24;
    }
}

@keyframes nodePulse {
    0%, 100% {
        opacity: 0.3;
    }
    50% {
        opacity: 1;
    }
}

/* Particles */
.particle {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 103, 0, 0.4);
    z-index: 2;
}

.p1 {
    width: 4px;
    height: 4px;
    top: 20%;
    left: 15%;
    animation: particleFloat 6s ease-in-out infinite;
}

.p2 {
    width: 6px;
    height: 6px;
    top: 40%;
    left: 80%;
    animation: particleFloat 8s ease-in-out infinite 1s;
}

.p3 {
    width: 3px;
    height: 3px;
    top: 70%;
    left: 25%;
    animation: particleFloat 7s ease-in-out infinite 2s;
}

.p4 {
    width: 5px;
    height: 5px;
    top: 30%;
    left: 60%;
    animation: particleFloat 9s ease-in-out infinite 0.5s;
}

.p5 {
    width: 4px;
    height: 4px;
    top: 80%;
    left: 70%;
    animation: particleFloat 6.5s ease-in-out infinite 1.5s;
}

.p6 {
    width: 3px;
    height: 3px;
    top: 55%;
    left: 45%;
    animation: particleFloat 7.5s ease-in-out infinite 3s;
}

@keyframes particleFloat {
    0%, 100% {
        transform: translate(0, 0);
        opacity: 0.4;
    }
    25% {
        transform: translate(10px, -20px);
        opacity: 1;
    }
    50% {
        transform: translate(-5px, -40px);
        opacity: 0.6;
    }
    75% {
        transform: translate(15px, -20px);
        opacity: 0.8;
    }
}

/* Hero Overlay */
.hero-overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, rgba(10, 10, 10, 0.4) 0%, rgba(10, 10, 10, 0.75) 70%, rgba(10, 10, 10, 0.9) 100%);
    z-index: 3;
}

/* Decorations */
.decoration {
    position: absolute;
    border: 1px solid rgba(255, 103, 0, 0.12);
    transform: rotate(45deg);
    z-index: 4;
    animation: decFloat 8s ease-in-out infinite;
}

.dec-1 {
    width: 80px;
    height: 80px;
    top: 15%;
    left: 5%;
    animation-delay: 0s;
}

.dec-2 {
    width: 50px;
    height: 50px;
    top: 70%;
    right: 10%;
    animation-delay: 2s;
}

.dec-3 {
    width: 100px;
    height: 100px;
    bottom: 20%;
    left: 8%;
    animation-delay: 4s;
}

.dec-4 {
    width: 60px;
    height: 60px;
    top: 25%;
    right: 5%;
    animation-delay: 1s;
}

@keyframes decFloat {
    0%, 100% {
        transform: rotate(45deg) translateY(0);
        opacity: 0.5;
    }
    50% {
        transform: rotate(45deg) translateY(-20px);
        opacity: 1;
    }
}

/* Dot pattern */
.dot-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 4;
    background-image: radial-gradient(rgba(255, 103, 0, 0.08) 1px, transparent 1px);
    background-size: 30px 30px;
}

/* Hero Content */
.hero-content {
    text-align: center;
    z-index: 10;
    padding: 0 24px;
    max-width: 900px;
    position: relative;
    margin: 0 auto;
}

.hero-tagline {
    color: var(--color-primary);
    font-size: 20px;
    letter-spacing: 6px;
    font-weight: 600;
    text-transform: uppercase;
    font-family: var(--font-heading);
    margin-bottom: 12px;
}

.hero-title {
    font-size: 72px;
    font-family: var(--font-heading);
    font-weight: 800;
    color: var(--color-white);
    line-height: 1.1;
    letter-spacing: 4px;
    text-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.hero-title span {
    color: var(--color-primary);
}

.hero-slogan {
    color: rgba(255, 255, 255, 0.8);
    font-size: 22px;
    margin-top: 20px;
    font-style: italic;
}

.hero-description {
    color: rgba(255, 255, 255, 0.6);
    font-size: 16px;
    margin-top: 16px;
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-top: 32px;
    flex-wrap: wrap;
}

.hero-bottom-bar {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light), var(--color-primary));
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
    z-index: 10;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-15px);
    }
    60% {
        transform: translateX(-50%) translateY(-7px);
    }
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
    padding: 100px 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-label {
    color: var(--color-primary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 3px;
    font-size: 14px;
    margin-bottom: 8px;
}

.about-title {
    font-family: var(--font-heading);
    font-size: 36px;
    font-weight: 700;
    color: var(--color-secondary);
    line-height: 1.2;
    margin-bottom: 24px;
    position: relative;
    padding-bottom: 20px;
}

.about-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--color-primary);
}

.about-text {
    color: var(--color-text-light);
    line-height: 1.8;
    font-size: 16px;
    margin-bottom: 16px;
}

.about-highlight {
    font-weight: 600;
    color: var(--color-secondary);
    font-style: italic;
}

.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.stat-card {
    background: var(--color-white);
    padding: 30px;
    border-radius: 8px;
    text-align: center;
    box-shadow: var(--shadow-card);
    border-bottom: 3px solid var(--color-primary);
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 42px;
    font-weight: 800;
    color: var(--color-primary);
}

.stat-label {
    color: var(--color-text-light);
    font-size: 14px;
    margin-top: 4px;
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services {
    padding: 100px 0;
    background: var(--color-accent);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.service-card {
    background: var(--color-white);
    padding: 40px 30px;
    border-radius: 8px;
    box-shadow: var(--shadow-card);
    transition: all 0.3s;
    border-left: 4px solid transparent;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
    border-left-color: var(--color-primary);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 103, 0, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 24px;
    color: var(--color-primary);
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 700;
    color: var(--color-secondary);
    margin-bottom: 12px;
}

.service-card p {
    color: var(--color-text-light);
    line-height: 1.7;
    font-size: 15px;
}

/* ============================================
   MISSIONS SECTION
   ============================================ */
.missions {
    padding: 100px 0;
}

.missions-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 50px;
}

.mission-card {
    padding: 30px;
    border-radius: 8px;
    border: 1px solid #eee;
    transition: all var(--transition-base);
    text-align: center;
}

.mission-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-3px);
}

.mission-icon {
    font-size: 32px;
    color: var(--color-primary);
    margin-bottom: 16px;
}

.mission-card h3 {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 600;
    color: var(--color-secondary);
    margin-bottom: 8px;
}

.mission-card p {
    color: var(--color-text-light);
    font-size: 14px;
    line-height: 1.6;
}

/* ============================================
   WHY CQD SECTION
   ============================================ */
.why-cqd {
    padding: 100px 0;
    background: var(--color-secondary);
    color: var(--color-white);
}

.why-cqd .section-title {
    color: var(--color-white);
}

.why-quote {
    font-size: 20px;
    font-style: italic;
    color: rgba(255, 255, 255, 0.7);
    max-width: 700px;
    margin: 16px auto 50px;
    line-height: 1.6;
    text-align: center;
}

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

.why-feature {
    text-align: center;
    padding: 40px 24px;
}

.why-feature-icon {
    font-size: 48px;
    color: var(--color-primary);
    margin-bottom: 20px;
}

.why-feature h3 {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 16px;
}

.why-feature p {
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.7;
    font-size: 15px;
}

/* ============================================
   VALUES SECTION
   ============================================ */
.values {
    padding: 100px 0;
    background: var(--color-accent);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.value-card {
    background: var(--color-white);
    padding: 40px;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow-card);
    transition: all var(--transition-base);
}

.value-card:hover {
    transform: translateY(-5px);
}

.value-icon-circle {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(255, 103, 0, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 32px;
    color: var(--color-primary);
}

.value-card h3 {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 700;
    color: var(--color-secondary);
    margin-bottom: 12px;
}

.value-card p {
    color: var(--color-text-light);
    line-height: 1.7;
    font-size: 15px;
}

/* ============================================
   PROJECTS SECTION
   ============================================ */
.projects {
    padding: 100px 0;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 50px;
}

.project-card {
    position: relative;
    height: 250px;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.3s;
}

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

.project-card:nth-child(1) {
    background: linear-gradient(135deg, #1a1a2e, #16213e);
}

.project-card:nth-child(2) {
    background: linear-gradient(135deg, #0f3460, #1a1a2e);
}

.project-card:nth-child(3) {
    background: linear-gradient(135deg, #1b1b2f, #162447);
}

.project-card:nth-child(4) {
    background: linear-gradient(135deg, #16213e, #0f3460);
}

.project-card-icon {
    position: absolute;
    top: 24px;
    right: 24px;
    font-size: 40px;
    color: rgba(255, 103, 0, 0.3);
}

.project-card-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 30px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
}

.project-card h3 {
    color: var(--color-white);
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 8px;
}

.project-card p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact {
    padding: 100px 0;
    background: var(--color-secondary);
    color: var(--color-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    margin-top: 50px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 14px 16px;
    border-radius: 6px;
    border: 1px solid #ddd;
    font-size: 15px;
    font-family: var(--font-body);
    outline: none;
    transition: border-color var(--transition-base);
    box-sizing: border-box;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    border-color: var(--color-primary);
}

.contact-form textarea {
    min-height: 150px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.contact-info-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 40px;
}

.contact-info-item {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.contact-info-icon {
    width: 45px;
    height: 45px;
    background: rgba(255, 103, 0, 0.15);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    font-size: 18px;
    flex-shrink: 0;
}

.contact-info-text h4 {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 4px;
    font-weight: 400;
}

.contact-info-text p {
    font-size: 16px;
    color: var(--color-white);
    margin: 0;
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
    background: var(--color-secondary);
    color: var(--color-white);
    padding-top: 60px;
    border-top: 3px solid var(--color-primary);
}

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

.footer-brand .logo img {
    height: 60px;
}

.footer-tagline {
    color: var(--color-primary);
    font-weight: 600;
    margin-top: 12px;
}

.footer-slogan {
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
    margin-top: 8px;
}

.footer-column h4 {
    font-family: var(--font-heading);
    font-size: 18px;
    margin-bottom: 20px;
    color: var(--color-white);
    position: relative;
    padding-bottom: 10px;
}

.footer-column h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--color-primary);
}

.footer-column ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-column li {
    margin-bottom: 10px;
}

.footer-column a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color var(--transition-base);
}

.footer-column a:hover {
    color: var(--color-primary);
}

.footer-contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 12px;
}

.footer-contact-item svg,
.footer-contact-item i {
    color: var(--color-primary);
    flex-shrink: 0;
}

.footer-social {
    display: flex;
    gap: 12px;
    margin-top: 16px;
}

.footer-social a {
    color: var(--color-white);
    font-size: 20px;
    transition: color var(--transition-base);
}

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

.footer-bottom {
    text-align: center;
    padding: 24px 0;
    margin-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
    margin: 0;
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   RESPONSIVE - MOBILE (max-width: 768px)
   ============================================ */
@media (max-width: 768px) {
    .hero-title {
        font-size: 42px;
    }

    .hero-tagline {
        font-size: 14px;
    }

    .hero-slogan {
        font-size: 18px;
    }

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

    .services-grid,
    .missions-grid,
    .why-grid,
    .values-grid {
        grid-template-columns: 1fr;
    }

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

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

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

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--color-white);
        flex-direction: column;
        padding: 20px;
        gap: 16px;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links a {
        color: var(--color-text);
    }

    .hamburger {
        display: block;
    }

    .cta-desktop {
        display: none !important;
    }

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

    .cube-3d,
    .blueprint-svg {
        opacity: 0.4;
    }
}