:root {
    --primary: #0f172a;
    --accent: #f59e0b;
    --light: #f8fafc;
    --text: #334155;
    --white: #ffffff;
    --transition: all 0.35s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    background: var(--light);
    color: var(--text);
    line-height: 1.7;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

/* ============== FIXED HEADER – ALWAYS FITS ============== */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.97);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: white;
    z-index: 1000;
    padding: 1rem 4%;
    box-shadow: 0 4px 20px rgba(0,0,0,0.12);
    transition: padding 0.4s ease;
}

header.scrolled {
    padding: 0.75rem 4%;
}

.header-inner {
    max-width: 1480px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

/* Left: Logo + Contact */
.header-left {
    display: flex;
    align-items: center;
    gap: clamp(1rem, 4vw, 3rem);
    flex-shrink: 0;
}

.logo {
    font-size: clamp(1.6rem, 3vw, 2rem);
    font-weight: 800;
    color: var(--accent);
    letter-spacing: 1.5px;
    white-space: nowrap;
}

.header-contact {
    display: flex;
    flex-direction: column;
    font-size: clamp(0.8rem, 2vw, 0.92rem);
    color: rgba(255,255,255,0.9);
    line-height: 1.4;
}

.header-contact span {
    display: flex;
    align-items: center;
    gap: 8px;
}

.header-contact i {
    color: var(--accent);
    font-size: 1rem;
}

/* Center: Desktop Navigation */
.desktop-nav {
    display: flex;
    gap: clamp(1.5rem, 3vw, 3rem);
    flex-wrap: wrap;
    justify-content: center;
}

.desktop-nav a {
    color: #e2e8f0;
    font-weight: 500;
    font-size: clamp(0.95rem, 2vw, 1.05rem);
    padding: 0.5rem 0;
    position: relative;
    white-space: nowrap;
}

.desktop-nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2.5px;
    bottom: 0;
    left: 50%;
    background: var(--accent);
    transition: all 0.4s ease;
    transform: translateX(-50%);
    border-radius: 2px;
}

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

.desktop-nav a:hover,
.desktop-nav a.active {
    color: var(--accent);
}

/* Right: Social Icons */
.desktop-social {
    display: flex;
    gap: 0.8rem;
    flex-shrink: 0;
}

.desktop-social a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.12);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s ease;
}

.desktop-social a:hover {
    background: var(--accent);
    transform: translateY(-4px);
}

.desktop-social img {
    width: 20px;
    height: 20px;
    filter: brightness(0) invert(1);
}

.desktop-social a:hover img {
    filter: brightness(0) invert(0);
}

/* Hamburger */
.hamburger {
    display: none;
    cursor: pointer;
    font-size: 1.8rem;
    color: white;
    padding: 10px;
    z-index: 1001;
}

/* ============== MOBILE MENU – FULLY CLEAN ============== */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100vw;
    max-width: 340px;
    height: 100vh;
    background: rgba(15, 23, 42, 0.99);
    backdrop-filter: blur(20px);
    padding: 120px 40px 60px;
    transition: right 0.5s cubic-bezier(0.77, 0, 0.18, 1);
    display: flex;
    flex-direction: column;
    gap: 2rem;
    overflow-y: auto;
    z-index: 999;
}

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

.mobile-menu a {
    font-size: 1.4rem;
    color: #e2e8f0;
    padding: 12px 0;
    text-align: center;
}

.mobile-menu a:hover,
.mobile-menu a.active {
    color: var(--accent);
}

.menu-divider {
    height: 1px;
    background: rgba(255,255,255,0.15);
    width: 70%;
    margin: 2rem auto;
}

.menu-contact p {
    text-align: center;
    color: rgba(255,255,255,0.9);
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.menu-contact i { color: var(--accent); }

.mobile-social {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 1rem;
}

.mobile-social a {
    width: 58px;
    height: 58px;
    background: rgba(255,255,255,0.12);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s ease;
}

.mobile-social a:hover {
    background: var(--accent);
    transform: translateY(-6px) scale(1.15);
}

.mobile-social img {
    width: 30px;
    height: 30px;
    filter: brightness(0) invert(1);
}

.mobile-social a:hover img {
    filter: brightness(0) invert(0);
}

/* ============== RESPONSIVE BREAKPOINTS ============== */
@media (max-width: 1200px) {
    .desktop-nav { gap: 2rem; }
}

@media (max-width: 1024px) {
    .hamburger { display: block; }
    .desktop-nav,
    .desktop-social { display: none; }
    .header-contact { display: none; } /* Hidden on small tablets */
}

@media (max-width: 768px) {
    .header-inner { padding: 0 1rem; }
    .logo { font-size: 1.6rem; }
}

@media (max-width: 480px) {
    .header-inner { gap: 0.5rem; }
    .logo { font-size: 1.5rem; }
    .mobile-menu { padding: 100px 30px 60px; }
}

/* ============== COMMON ELEMENTS ============== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 6rem 2rem;
}

.section-title h2 {
    font-size: clamp(2rem, 5vw, 2.8rem);
    text-align: center;
    color: var(--primary);
    margin-bottom: 1rem;
}

.line {
    width: 70px;
    height: 4px;
    background: var(--accent);
    margin: 0 auto 3rem;
    border-radius: 2px;
}

.btn {
    display: inline-block;
    padding: 1rem 2.4rem;
    background: var(--accent);
    color: var(--primary);
    font-weight: 600;
    border-radius: 50px;
    font-size: 1rem;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn:hover {
    background: white;
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(245,158,11,0.3);
}

.split-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
}

@media (min-width: 768px) {
    .split-layout { grid-template-columns: 1fr 1fr; }
}

.page-header {
    margin-top: 80px;
    padding: 6rem 2rem;
    text-align: center;
    background: linear-gradient(135deg, var(--primary), #1e293b);
    color: white;
}

.page-header h1 {
    font-size: clamp(2.2rem, 6vw, 3.5rem);
    font-weight: 700;
}

/* ============== FOOTER – CLEAN & BALANCED ============== */
footer {
    margin-top: auto;
    background: #020617;
    color: #cbd5e1;
    padding: 5rem 5% 2rem;
}

.footer-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 3rem;
    text-align: left;
}

.footer-col h3 {
    color: var(--accent);
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.footer-col h4 {
    color: white;
    font-size: 1.2rem;
    margin-bottom: 1rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 3px;
    background: var(--accent);
}

.footer-col ul li a {
    display: block;
    padding: 0.6rem 0;
    color: rgba(255,255,255,0.8);
    transition: all 0.3s ease;
}

.footer-col ul li a:hover {
    color: var(--accent);
    padding-left: 10px;
}

.contact-item {
    display: flex;
    gap: 12px;
    margin-bottom: 1rem;
    font-size: 0.95rem;
    color: rgba(255,255,255,0.8);
    align-items: flex-start;
}

.contact-item i {
    color: var(--accent);
    font-size: 1.1rem;
    margin-top: 3px;
}

.footer-socials {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.footer-socials a {
    width: 48px;
    height: 48px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s ease;
}

.footer-socials a:hover {
    background: var(--accent);
    transform: translateY(-5px);
}

.footer-socials img {
    width: 24px;
    height: 24px;
    filter: brightness(0) invert(1);
}

.footer-socials a:hover img {
    filter: brightness(0) invert(0);
}

.footer-bottom {
    max-width: 1200px;
    margin: 3rem auto 0;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
    font-size: 0.9rem;
    opacity: 0.8;
}