/* EFE MEKANİK WEB SİTESİ TASARIM SİSTEMİ */

:root {
    /* Renk Paleti (Efe Mekanik Logo Renklerine Uygun) */
    --clr-dark-blue: #162454;
    /* Logodaki Koyu Lacivert */
    --clr-light-blue: #007bc4;
    /* Logodaki Açık Mavi/Cyan Gradyan Temsili */
    --clr-accent: #005a91;

    /* Typography Colors */
    --clr-text-main: #2b3040;
    --clr-text-light: #6b7280;
    --clr-bg-main: #ffffff;
    --clr-bg-alt: #f8f9fb;
    --clr-bg-darker: #0d1633;

    --clr-white: #ffffff;
    --clr-black: #050a1f;

    /* Fonts */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Transitions & Shadows */
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 20px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.12);
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--clr-text-main);
    background-color: var(--clr-bg-main);
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    color: var(--clr-black);
    line-height: 1.2;
}

p {
    margin-bottom: 1rem;
}

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

ul {
    list-style: none;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

.section {
    padding: 6rem 0;
}

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

.text-white {
    color: var(--clr-white) !important;
}

.bg-darker {
    background-color: var(--clr-bg-alt) !important;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    font-family: var(--font-heading);
    font-weight: 600;
    border-radius: 4px;
    /* Industrial sharper edges */
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--clr-light-blue);
    color: var(--clr-white);
    box-shadow: 0 4px 14px rgba(0, 123, 196, 0.3);
}

.btn-primary:hover {
    background: var(--clr-dark-blue);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 123, 196, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--clr-white);
    border-color: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(5px);
}

.btn-secondary:hover {
    background: var(--clr-white);
    color: var(--clr-dark-blue);
}

.btn-large {
    padding: 1.1rem 2.5rem;
    font-size: 1.1rem;
}


/* --- NAVBAR --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 0;
    z-index: 1000;
    transition: var(--transition);
    border-bottom: 1px solid transparent;
}

.navbar.scrolled {
    padding: 1rem 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

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

/* Custom Text Logo mimicking the provided image */
.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1;
}

.logo-text .efe {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 2.2rem;
    letter-spacing: -1px;
    background: linear-gradient(90deg, var(--clr-dark-blue) 0%, var(--clr-light-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-transform: uppercase;
}

.logo-text .mekanik {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--clr-text-main);
    margin-top: 2px;
}

.navbar.scrolled .logo-text .efe {
    /* Keep it colorful on white bg */
}

.navbar.scrolled .nav-link {
    color: var(--clr-text-main);
}

.navbar.scrolled .nav-button {
    background: var(--clr-dark-blue);
}

.navbar.scrolled .menu-toggle {
    color: var(--clr-text-main);
}

/* Base header link colors (on dark hero) */
.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 1rem;
    color: var(--clr-white);
    /* Because hero is dark */
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--clr-light-blue);
    transition: var(--transition);
}

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

/* --- DROPDOWN MENU --- */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background: rgba(26, 31, 44, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    padding: 0.5rem 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    z-index: 100;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-link {
    display: block;
    padding: 0.8rem 1.5rem;
    color: var(--clr-white);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition);
}

.dropdown-link:hover {
    background: rgba(0, 123, 196, 0.15);
    color: var(--clr-light-blue);
    padding-left: 1.8rem;
}

.nav-button {
    padding: 0.7rem 1.5rem;
    background: var(--clr-light-blue);
    color: var(--clr-white);
    border-radius: 4px;
    font-family: var(--font-heading);
    font-weight: 600;
    transition: var(--transition);
}

.nav-button:hover {
    background: var(--clr-white);
    color: var(--clr-dark-blue);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--clr-white);
    /* Because hero base is dark */
    cursor: pointer;
    z-index: 1001;
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background-color: var(--clr-white);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: var(--transition);
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-close {
    position: absolute;
    top: 2rem;
    right: 2rem;
    background: none;
    border: none;
    font-size: 2.5rem;
    color: var(--clr-text-main);
    cursor: pointer;
}

.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    text-align: center;
}

.mobile-link {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--clr-black);
}

.contact-mobile {
    color: var(--clr-light-blue);
}


/* --- HERO SECTION --- */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    overflow: hidden;
    color: var(--clr-white);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
}

.hero-bg img,
.hero-bg video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.05);
    /* Pre-scale for animation potential */
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(13, 22, 51, 0.85) 0%, rgba(13, 22, 51, 0.5) 45%, rgba(13, 22, 51, 0.1) 100%);
    z-index: -1;
}

.hero-content {
    max-width: 800px;
}

.hero-badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    border-top: 2px solid var(--clr-light-blue);
    border-bottom: 2px solid var(--clr-light-blue);
    backdrop-filter: blur(4px);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: clamp(3rem, 5vw, 4.5rem);
    color: var(--clr-white);
    margin-bottom: 1.5rem;
    font-weight: 800;
    text-shadow: none;
}

.hero-title .highlight {
    color: var(--clr-light-blue);
    position: relative;
}

.hero-title .highlight::after {
    display: none;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    color: rgba(255, 255, 255, 0.95);
    max-width: 600px;
    font-weight: 400;
    text-shadow: 0px 1px 4px rgba(0, 0, 0, 0.5);
}

.hero-actions {
    display: flex;
    gap: 1rem;
}

.scroll-indicator {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    opacity: 0.7;
    animation: bounce 2s infinite;
}

.scroll-indicator span {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.mouse {
    width: 26px;
    height: 40px;
    border: 2px solid var(--clr-white);
    border-radius: 13px;
    display: flex;
    justify-content: center;
}

.wheel {
    width: 2px;
    height: 6px;
    background-color: var(--clr-white);
    border-radius: 2px;
    margin-top: 8px;
    animation: scroll 1.5s infinite;
}

@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateY(0) translateX(-50%);
    }

    40% {
        transform: translateY(-10px) translateX(-50%);
    }

    60% {
        transform: translateY(-5px) translateX(-50%);
    }
}

@keyframes scroll {
    0% {
        transform: translateY(0);
        opacity: 1;
    }

    100% {
        transform: translateY(15px);
        opacity: 0;
    }
}


/* --- MARQUEE BRANDS --- */
.brands-banner {
    background-color: var(--clr-dark-blue);
    padding: 2rem 0;
    overflow: hidden;
    position: relative;
    border-top: 4px solid var(--clr-light-blue);
}

.brands-track {
    display: flex;
    align-items: center;
    width: max-content;
    animation: marquee 30s linear infinite;
}

.brand-item {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: rgba(255, 255, 255, 0.6);
    padding: 0 3rem;
    letter-spacing: 2px;
    transition: var(--transition);
}

.brand-item:hover {
    color: var(--clr-white);
    transform: scale(1.05);
}

@keyframes marquee {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}


/* --- ABOUT SECTION --- */
.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-image {
    position: relative;
    padding-right: 2rem;
}

.image-wrapper {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    width: 100%;
    height: 100%;
}

.image-wrapper img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    z-index: 1;
    position: relative;
    transition: transform 0.8s ease;
}

.image-wrapper:hover img {
    transform: scale(1.03);
}

.experience-card {
    position: absolute;
    bottom: -30px;
    right: 0;
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.95);
    z-index: 10;
    backdrop-filter: blur(10px);
    border-top: 4px solid var(--clr-light-blue);
    box-shadow: var(--shadow-md);
    flex-direction: column;
}

.experience-card .number {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--clr-dark-blue);
    line-height: 1;
}

.experience-card .text {
    font-weight: 600;
    color: var(--clr-text-light);
    margin-top: 0.5rem;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--clr-text-light);
    max-width: 600px;
    margin: 0 auto 3rem;
}

.divider {
    width: 60px;
    height: 4px;
    background-color: var(--clr-light-blue);
    margin-bottom: 2rem;
}

.feature-list {
    margin-top: 2rem;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    font-weight: 500;
    font-size: 1.05rem;
}

.feature-list i {
    color: var(--clr-light-blue);
    font-size: 1.5rem;
}


/* --- ANTIGRAVITY SLIDER SECTION --- */
.antigravity-section {
    background: linear-gradient(180deg, var(--clr-bg-main) 0%, #eef3f7 100%);
    position: relative;
    overflow: hidden;
}

.slider-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    margin-top: 2rem;
}

.antigravity-slider {
    display: flex;
    gap: 2rem;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    padding: 2rem 1rem;
    -ms-overflow-style: none;
    scrollbar-width: none;
}

.antigravity-slider::-webkit-scrollbar {
    display: none;
}

.ag-panel {
    min-width: calc(100% - 2rem);
    max-width: calc(100% - 2rem);
    flex: 0 0 auto;
    scroll-snap-align: center;
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 123, 196, 0.1), inset 0 0 0 1px rgba(255, 255, 255, 0.8);
    overflow: hidden;
    position: relative;
    display: flex;
    flex-direction: column;
    transition: transform 0.5s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.5s ease;
}

.ag-panel:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 45px rgba(0, 123, 196, 0.15), 0 0 20px rgba(0, 240, 255, 0.3), inset 0 0 0 1px rgba(255, 255, 255, 0.9);
}

.ag-image-wrapper {
    width: 100%;
    height: 350px;
    position: relative;
    overflow: hidden;
}

.ag-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.ag-panel:hover .ag-image-wrapper img {
    transform: scale(1.05);
}

.ag-content {
    padding: 2.5rem 2rem;
    position: relative;
    z-index: 2;
    background: linear-gradient(0deg, rgba(255, 255, 255, 1) 0%, rgba(255, 255, 255, 0.7) 100%);
    flex-grow: 1;
}

.ag-content h3 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--clr-light-blue);
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.ag-content h4 {
    font-size: 1.4rem;
    color: var(--clr-dark-blue);
    margin-bottom: 1rem;
    line-height: 1.35;
}

.ag-content p {
    color: var(--clr-text-light);
    font-size: 1rem;
    margin: 0;
}

/* Navigation Buttons */
.slider-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--clr-white);
    border: none;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--clr-dark-blue);
    cursor: pointer;
    z-index: 10;
    transition: var(--transition);
}

.slider-nav:hover {
    background: var(--clr-light-blue);
    color: var(--clr-white);
    box-shadow: 0 5px 20px rgba(0, 240, 255, 0.5);
    transform: translateY(-50%) scale(1.1);
}

.prev-btn {
    left: -20px;
}

.next-btn {
    right: -20px;
}

.slider-dots {
    display: flex;
    justify-content: center;
    gap: 0.8rem;
    margin-top: 1rem;
}

.slider-dots .dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(0, 123, 196, 0.2);
    cursor: pointer;
    transition: var(--transition);
}

.slider-dots .dot.active {
    background: var(--clr-light-blue);
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.6);
    transform: scale(1.3);
}

@media (min-width: 768px) {
    .ag-panel {
        min-width: calc(50% - 1rem);
        /* 2 panels */
        max-width: calc(50% - 1rem);
    }

    .prev-btn {
        left: -25px;
    }

    .next-btn {
        right: -25px;
    }
}

@media (min-width: 1024px) {
    .ag-panel {
        min-width: calc(33.333% - 1.33rem);
        /* 3 panels */
        max-width: calc(33.333% - 1.33rem);
    }
}


/* --- VISION SECTION --- */
.vision-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.vision-image-card {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    height: 350px;
    position: relative;
}

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

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


/* --- REFERENCES SECTION --- */
.references-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
}

.ref-card {
    background: var(--clr-white);
    border: 1px solid rgba(0, 0, 0, 0.05);
    border-radius: 4px;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    transition: var(--transition);
    cursor: default;
}

.ref-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
    border-color: var(--clr-light-blue);
}

.ref-name {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--clr-dark-blue);
    text-align: center;
}

.ref-cta {
    background: var(--clr-bg-alt);
}

.highlight-card {
    background: var(--clr-dark-blue);
    color: var(--clr-white);
    cursor: pointer;
}

.highlight-card .ref-name {
    color: var(--clr-white);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.highlight-card:hover {
    background: var(--clr-light-blue);
}


/* --- CTA BANNER --- */
.cta-banner {
    background: linear-gradient(135deg, var(--clr-dark-blue) 0%, #1a2a6c 100%);
    padding: 5rem 0;
    color: var(--clr-white);
}

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

.cta-text h2 {
    color: var(--clr-white);
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}


/* --- CONTACT SECTION --- */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.info-items {
    margin-top: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
}

.icon-box {
    width: 50px;
    height: 50px;
    background: rgba(0, 123, 196, 0.1);
    color: var(--clr-light-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.info-item h4 {
    margin-bottom: 0.2rem;
}

.contact-form-wrapper {
    background: var(--clr-white);
    padding: 3rem;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    border-top: 4px solid var(--clr-dark-blue);
}

.form-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.input-box {
    margin-bottom: 1.5rem;
}

.input-box label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--clr-dark-blue);
}

.input-box input,
.input-box textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid #d1d5db;
    border-radius: 4px;
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition);
    background: var(--clr-bg-alt);
}

.input-box input:focus,
.input-box textarea:focus {
    outline: none;
    border-color: var(--clr-light-blue);
    box-shadow: 0 0 0 3px rgba(0, 123, 196, 0.1);
    background: var(--clr-white);
}

.submit-btn {
    width: 100%;
    gap: 0.5rem;
}


/* --- FOOTER --- */
.footer {
    background-color: var(--clr-black);
    color: var(--clr-text-light);
    padding-top: 5rem;
}

.footer-container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    padding-bottom: 4rem;
}

.footer-logo {
    margin-bottom: 1.5rem;
}

.footer-logo .efe {
    color: var(--clr-white);
    -webkit-text-fill-color: var(--clr-white);
}

.footer-logo .mekanik {
    color: var(--clr-text-light);
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--clr-light-blue);
    color: var(--clr-white);
}

.footer-links h4,
.footer-newsletter h4 {
    color: var(--clr-white);
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.footer-links ul li {
    margin-bottom: 0.8rem;
}

.footer-links ul li a:hover {
    color: var(--clr-light-blue);
    padding-left: 5px;
}

.newsletter-form {
    display: flex;
    margin-top: 1rem;
}

.newsletter-form input {
    flex-grow: 1;
    padding: 0.8rem 1rem;
    border: none;
    background: rgba(255, 255, 255, 0.05);
    color: var(--clr-white);
    border-radius: 4px 0 0 4px;
}

.newsletter-form button {
    padding: 0 1.2rem;
    background: var(--clr-light-blue);
    color: var(--clr-white);
    border: none;
    border-radius: 0 4px 4px 0;
    cursor: pointer;
    transition: var(--transition);
}

.newsletter-form button:hover {
    background: var(--clr-dark-blue);
}

.footer-bottom {
    background-color: #030614;
    padding: 1.5rem 0;
}

.footer-bottom .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
}

.footer-legal {
    display: flex;
    gap: 1.5rem;
}

.footer-legal a:hover {
    color: var(--clr-white);
}


/* --- REFERENCES RE-DESIGNED GRID --- */
.references-image-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    align-items: center;
    justify-items: center;
    margin-top: 3rem;
    padding: 2rem 0;
}

.ref-image-card {
    background: var(--clr-white);
    border-radius: 12px;
    padding: 1.5rem 2rem 1rem;
    width: 100%;
    height: 140px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.03);
    filter: grayscale(100%) opacity(0.7);
}

.ref-image-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 123, 196, 0.1);
    filter: grayscale(0%) opacity(1);
    border-color: rgba(0, 123, 196, 0.1);
}

.ref-image-card img {
    max-width: 100%;
    max-height: 60px;
    object-fit: contain;
}

.ref-name {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--clr-dark-blue);
    letter-spacing: 0.04em;
    text-transform: uppercase;
    text-align: center;
    opacity: 0.7;
}

.ref-image-card:hover .ref-name {
    opacity: 1;
}

@media (min-width: 768px) {
    .references-image-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1024px) {
    .references-image-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 3rem;
    }
}

/* --- PROJECTS PAGE STYLES --- */
.page-header {
    background: linear-gradient(135deg, var(--clr-dark-blue) 0%, rgba(26, 31, 44, 0.9) 100%);
    padding: 180px 0 80px;
    text-align: center;
    color: var(--clr-white);
    position: relative;
    overflow: hidden;
}

.page-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: linear-gradient(90deg, #fff, var(--clr-light-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-subtitle {
    font-size: 1.2rem;
    color: var(--clr-gray);
    max-width: 600px;
    margin: 0 auto;
}

/* Project Cards Grid */
.projects-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    padding: 4rem 0;
}

@media (min-width: 768px) {
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .projects-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.project-card {
    background: var(--clr-white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 123, 196, 0.15);
}

.project-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
    position: relative;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.project-card:hover .project-image img {
    transform: scale(1.08);
}

.project-logo-stamp {
    position: absolute;
    right: 1.2rem;
    top: 50%;
    transform: translateY(-50%) translateX(30px);
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.96);
    border-radius: 50%;
    padding: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
    z-index: 3;
    opacity: 0;
    transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
    border: 3px solid rgba(255, 255, 255, 0.9);
}

.project-logo-stamp img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    filter: grayscale(0%);
}

.project-card:hover .project-logo-stamp {
    transform: translateY(-50%) translateX(0);
    opacity: 1;
}

.project-info {
    padding: 2rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.project-info h3 {
    font-size: 1.4rem;
    color: var(--clr-dark-blue);
    margin-bottom: 0.5rem;
}

.project-desc {
    color: var(--clr-text-light);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.empty-state {
    text-align: center;
    padding: 5rem 2rem;
    background: rgba(0, 123, 196, 0.03);
    border-radius: 20px;
    border: 2px dashed rgba(0, 123, 196, 0.2);
}

.empty-state i {
    font-size: 4rem;
    color: var(--clr-light-blue);
    margin-bottom: 1rem;
}

.empty-state h3 {
    font-size: 1.8rem;
    color: var(--clr-dark-blue);
    margin-bottom: 0.8rem;
}

/* --- BLOG / KNOWLEDGE BASE SECTION --- */
.blog-list {
    padding: 5rem 0;
}

.blog-card {
    display: flex;
    align-items: center;
    gap: 4rem;
    margin-bottom: 5rem;
}

.blog-card:nth-child(even) {
    flex-direction: row-reverse;
}

.blog-image {
    flex: 1;
    border-radius: 8px;
    overflow: hidden;
    transition: box-shadow 0.3s ease;
    height: 350px;
}

.blog-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.blog-image:hover {
    box-shadow: 0 10px 30px rgba(0, 123, 196, 0.4);
}

.blog-content {
    flex: 1;
}

.blog-content h2 {
    color: var(--clr-dark-blue);
    font-size: 1.8rem;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.blog-content p {
    color: var(--clr-text-main);
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: 1.8rem;
}

.blog-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.5rem;
    background: transparent;
    color: var(--clr-light-blue);
    border: 2px solid var(--clr-light-blue);
    border-radius: 4px;
    font-weight: 600;
    transition: var(--transition);
    text-decoration: none;
}

.blog-btn:hover {
    background: var(--clr-light-blue);
    color: var(--clr-white);
}

@media (max-width: 768px) {

    .blog-card,
    .blog-card:nth-child(even) {
        flex-direction: column;
        gap: 1.5rem;
        margin-bottom: 4rem;
    }

    .blog-image {
        width: 100%;
        height: 250px;
    }
}

/* --- ANIMATIONS (Reveal on Scroll) --- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

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

.delay-1 {
    transition-delay: 0.2s;
}

.delay-2 {
    transition-delay: 0.4s;
}


/* --- RESPONSIVE DESIGN --- */
@media screen and (max-width: 992px) {

    .about-container,
    .cta-container,
    .contact-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .cta-text h2 {
        font-size: 2rem;
    }

    .cta-container {
        flex-direction: column;
        text-align: center;
    }

    .experience-card {
        right: 0;
        bottom: 0;
    }

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

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

@media screen and (max-width: 768px) {

    .nav-menu,
    .nav-button {
        display: none;
    }

    .menu-toggle {
        display: block;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-actions {
        flex-direction: column;
    }

    .form-group {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .contact-form-wrapper {
        padding: 2rem;
    }
}

@media screen and (max-width: 576px) {
    .footer-container {
        grid-template-columns: 1fr;
    }

    .footer-bottom .container {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}