/* ==========================================
   IGBT WEBSITE - CSS COMPLET & OPTIMIZAT
========================================== */

:root {
    --primary: #0D6EFD;
    --primary-dark: #0A58CA;
    --secondary: #00B4D8;
    --dark: #0F172A;
    --gray: #64748B;
    --light: #F8FAFC;
    --white: #FFFFFF;
    --shadow: 0 15px 40px rgba(0,0,0,.08);
    --radius: 18px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Poppins", sans-serif;
    color: var(--dark);
    background: var(--white);
    overflow-x: hidden;
}

img {
    width: 100%;
    display: block;
}

a {
    text-decoration: none;
}

ul {
    list-style: none;
}

.container {
    width: 90%;
    max-width: 1250px;
    margin: auto;
}

section {
    padding: 110px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 70px;
}

.section-tag {
    display: inline-block;
    color: var(--primary);
    font-weight: 600;
    letter-spacing: 2px;
    margin-bottom: 15px;
}

.section-title h2 {
    font-size: 46px;
    margin-bottom: 20px;
    transition: .3s;
}

.section-title h2:hover {
    color: #0D6EFD;
}

.section-title p {
    max-width: 700px;
    margin: auto;
    color: var(--gray);
    line-height: 1.8;
}

/* ==========================================
   HEADER & NAVBAR
========================================== */
header {
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 9999;
    backdrop-filter: blur(18px);
    background: rgba(255, 255, 255, .82);
    border-bottom: 1px solid rgba(255, 255, 255, .3);
    transition: .4s;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 90px;
}
.logo {
    display: flex;
    align-items: center;
    width: 220px; /* Controlează dimensiunea logoului de aici */
}

.logo img {
    width: 100%; /* Forțează imaginea să ocupe cei 220px ai părintelui */
    height: auto; /* Păstrează proporțiile perfecte, fără să fie turtită */
    object-fit: contain;
    transition: .3s;
}

.logo img:hover {
    transform: scale(1.03);
}
.nav-links {
    display: flex;
    gap: 35px;
}

.nav-links a {
    color: var(--dark);
    font-weight: 500;
    transition: .3s;
}

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

.nav-links a.active {
    font-weight: 700;
}

.btn-navbar {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 14px 28px;
    border-radius: 50px;
    font-weight: 600;
    transition: .35s;
}

.btn-navbar:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(13, 110, 253, .35);
}

.menu-btn {
    display: none;
    font-size: 28px;
    cursor: pointer;
}

/* ==========================================
   HERO SECTION
========================================== */
.hero {
    position: relative;
    height: 100vh;
    background: url(images/hero.jpg) center center/cover;
    display: flex;
    align-items: center;
}

.overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(10,23,40,.82), rgba(10,23,40,.55), rgba(10,23,40,.35));
}

.hero-content {
    position: relative;
    color: white;
    max-width: 800px;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, .12);
    border: 1px solid rgba(255, 255, 255, .20);
    padding: 12px 22px;
    border-radius: 50px;
    margin-bottom: 30px;
}

.hero h1 {
    font-size: 78px;
    font-weight: 800;
    line-height: 1.08;
    letter-spacing: -2px;
}

.hero span {
    color: #8BC6FF;
}

.hero p {
    font-size: 20px;
    line-height: 1.9;
    margin-bottom: 45px;
    max-width: 650px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.btn-primary {
    background: var(--primary);
    color: white;
    padding: 18px 35px;
    border-radius: 50px;
    font-weight: 600;
    transition: .3s;
    box-shadow: 0 12px 30px rgba(0,0,0,.18);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-6px);
}

.btn-secondary {
    border: 2px solid white;
    color: white;
    padding: 18px 35px;
    border-radius: 50px;
    font-weight: 600;
    transition: .3s;
    box-shadow: 0 12px 30px rgba(0,0,0,.18);
}

.btn-secondary:hover {
    background: white;
    color: var(--primary);
}

/* ==========================================
   ABOUT SECTION
========================================== */
.about {
    background: #fff;
}

.about .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 70px;
    align-items: center;
}

.about-left img {
    border-radius: 20px;
    box-shadow: var(--shadow);
}

.about-right h2 {
    font-size: 44px;
    margin: 20px 0;
}

.about-right p {
    color: var(--gray);
    line-height: 1.9;
    margin-bottom: 35px;
}

.about-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
}

.feature {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
}

.feature i {
    color: var(--primary);
    font-size: 22px;
}

/* ==========================================
   SERVICES SECTION
========================================== */
.services {
    background: var(--light);
}

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

.service-card {
    border: 1px solid #edf2f7;
    overflow: hidden;
    position: relative;
    background: #fff;
    padding: 40px;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: .35s;
}

.service-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 25px 50px rgba(0,0,0,.12);
}

.service-card i {
    font-size: 60px;
    color: var(--primary);
    margin-bottom: 25px;
}

.service-card h3 {
    margin-bottom: 15px;
    font-size: 24px;
}

.service-card p {
    color: var(--gray);
    line-height: 1.8;
}

/* ==========================================
   WHY US SECTION
========================================== */
.why-us {
    background: #fff;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.why-card {
    background: #fff;
    padding: 35px;
    border-radius: 18px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: .3s;
}

.why-card:hover {
    transform: translateY(-10px);
}

.why-card i {
    font-size: 55px;
    color: var(--primary);
    margin-bottom: 20px;
}

.why-card h3 {
    margin-bottom: 15px;
}

.why-card p {
    color: var(--gray);
    line-height: 1.7;
}

/* ==========================================
   PROCESS SECTION
========================================== */
.process {
    background: linear-gradient(135deg, #0D6EFD, #0A58CA);
    color: white;
}

.process .section-tag {
    color: #fff;
}

.process .section-title h2 {
    color: white;
}

.process .section-title p {
    color: #dbeafe;
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.step {
    background: rgba(255, 255, 255, .08);
    padding: 40px;
    border-radius: 20px;
    backdrop-filter: blur(10px);
}

.step span {
    font-size: 55px;
    font-weight: 700;
    color: #8BC6FF;
}

.step h3 {
    margin: 20px 0;
}

.step p {
    line-height: 1.8;
}

/* ==========================================
   STATS SECTION
========================================== */
.stats {
    background: #fff;
}

.stats .container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.stat {
    text-align: center;
}

.stat h2 {
    font-size: 60px;
    color: var(--primary);
}

.stat p {
    color: var(--gray);
    margin-top: 10px;
}

/* ==========================================
   PROJECTS SECTION
========================================== */
.projects {
    background: var(--light);
}

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

.project-card {
    overflow: hidden;
    border-radius: 20px;
    position: relative;
    box-shadow: var(--shadow);
    cursor: pointer;
}

.project-card img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    transition: .5s;
}

.project-card:hover img {
    transform: scale(1.1);
}

.project-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(transparent, rgba(0,0,0,.65));
    opacity: 0;
    transition: .4s;
    z-index: 1;
}

.project-card:hover::before {
    opacity: 1;
}

/* ==========================================
   PARTNERS SECTION
========================================== */
.partners {
    background: #fff;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 25px;
    align-items: center;
}

.partner {
    background: #fff;
    border-radius: 15px;
    padding: 25px;
    box-shadow: var(--shadow);
    transition: .3s;
}

.partner:hover {
    transform: translateY(-8px);
}

.partner img {
    height: 60px;
    object-fit: contain;
}

/* ==========================================
   CONTACT SECTION
========================================== */
.contact {
    background: var(--light);
}

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

.contact-info h2 {
    font-size: 42px;
    margin: 20px 0;
}

.contact-info p {
    color: var(--gray);
    line-height: 1.8;
    margin-bottom: 30px;
}

.info-item {
    display: flex;
    gap: 15px;
    margin-bottom: 18px;
    font-size: 18px;
}

.info-item i {
    color: var(--primary);
    width: 25px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-form input,
.contact-form textarea {
    padding: 18px;
    border: none;
    border-radius: 15px;
    background: white;
    box-shadow: var(--shadow);
    font-size: 16px;
    font-family: Poppins, sans-serif;
}

.contact-form textarea {
    resize: none;
    height: 180px;
}

.contact-form button {
    padding: 18px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: .3s;
}

.contact-form button:hover {
    background: var(--primary-dark);
}

/* ==========================================
   MAP SECTION
========================================== */
.map iframe {
    width: 100%;
    height: 450px;
    border: none;
}

/* ==========================================
   FOOTER SECTION
========================================== */
footer {
    background: linear-gradient(180deg, #08111f, #050b15);
    color: white;
    padding: 80px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 50px;
}

.footer-logo {
    width: 170px;
    margin-bottom: 20px;
}

footer h3 {
    margin-bottom: 20px;
}

footer ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

footer a {
    color: #cbd5e1;
    transition: .3s;
}

footer a:hover {
    color: white;
}

footer p,
footer li {
    color: #cbd5e1;
    line-height: 1.8;
}

.copyright {
    margin-top: 60px;
    text-align: center;
    border-top: 1px solid rgba(255,255,255,.1);
    padding-top: 25px;
}

/* ==========================================
   BACK TO TOP BUTTON
========================================= */
#topBtn {
    position: fixed;
    right: 25px;
    bottom: 25px;
    width: 55px;
    height: 55px;
    border: none;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    font-size: 22px;
    cursor: pointer;
    display: none;
    z-index: 999;
    transition: .3s;
}

#topBtn:hover {
    transform: translateY(-5px);
}

/* ==========================================
   CUSTOM SCROLLBAR
========================================= */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #eef2f7;
}

::-webkit-scrollbar-thumb {
    background: #0D6EFD;
    border-radius: 20px;
}

::-webkit-scrollbar-thumb:hover {
    background: #0A58CA;
}

/* ==========================================
   RESPONSIVE MEDIA QUERIES
========================================== */

/* Tablete și ecrane medii (max-width: 1100px) */
@media(max-width: 1100px) {
    .about .container,
    .contact-wrapper {
        grid-template-columns: 1fr;
    }

    .services-grid,
    .projects-grid,
    .why-grid,
    .process-grid,
    .stats .container {
        grid-template-columns: repeat(2, 1fr);
    }

    .partners-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

/* Telefoane mobile și ecran mic (max-width: 768px) */
@media(max-width: 768px) {
    .menu-btn {
        display: block;
    }

    .nav-links {
        display: none;
    }

    /* Meniul Mobil când este deschis cu JS */
    .nav-links.active {
        display: flex;
        position: absolute;
        top: 90px;
        left: 0;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 30px;
        gap: 20px;
        box-shadow: 0 15px 30px rgba(0,0,0,.08);
        z-index: 999;
    }

    .btn-navbar {
        display: none;
    }

    .hero {
        height: auto;
        padding: 170px 0 100px;
    }

    .hero h1 {
        font-size: 46px;
    }

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

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

    .services-grid,
    .projects-grid,
    .why-grid,
    .process-grid,
    .stats .container,
    .partners-grid {
        grid-template-columns: 1fr;
    }

    .section-title h2,
    .contact-info h2 {
        font-size: 34px;
    }
    /* ==========================================
   RESPONSIVE DESIGN (REPARAT)
========================================== */
@media (max-width: 1024px) {
    .about .container,
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    .services-grid,
    .projects-grid,
    .why-grid,
    .process-grid,
    .stats .container {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .menu-btn {
        display: block;
    }
    .nav-links {
        display: none;
    }
    .btn-navbar {
        display: none;
    }
    .hero h1 {
        font-size: 36px;
    }
    .services-grid,
    .projects-grid,
    .why-grid,
    .process-grid,
    .stats .container,
    .partners-grid {
        grid-template-columns: 1fr;
    }
}
}