/* =========================================
   SATHYA TRADING - PREMIUM FULL STYLE.CSS
========================================= */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Arial, sans-serif;
    line-height: 1.6;
    color: #222;
    background: #ffffff;
}

/* GLOBAL */
.container {
    width: 90%;
    max-width: 1400px;
    margin: auto;
}

a {
    text-decoration: none;
    transition: 0.3s ease;
}

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

h1, h2, h3 {
    font-weight: 700;
}

.section {
    padding: 100px 0;
}

.section h2 {
    text-align: center;
    font-size: 42px;
    color: #0b2c5f;
    margin-bottom: 50px;
}

/* =========================================
   BUTTONS
========================================= */
.btn-primary,
.btn-whatsapp {
    display: inline-block;
    padding: 18px 35px;
    border-radius: 8px;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 14px;
    letter-spacing: 0.5px;
    transition: 0.3s ease;
}

.btn-primary {
    background: #0b2c5f;
    color: white;
}

.btn-primary:hover {
    background: #15458d;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(11,44,95,0.3);
}

.btn-whatsapp {
    background: #25D366;
    color: white;
}

.btn-whatsapp:hover {
    background: #1fb457;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(37,211,102,0.3);
}

/* =========================================
   HEADER
========================================= */
header {
    background: white;
    padding: 15px 0;
    border-bottom: 1px solid #eee;
}

.header-flex {
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 20px;
}

.logo img {
    width: 95px;
}

.logo-text h1 {
    font-size: 48px;
    font-weight: 900;
    color: #0b2c5f;
}

.logo-text p {
    font-size: 18px;
    color: #444;
}

/* =========================================
   NAVIGATION
========================================= */
nav {
    background: linear-gradient(90deg, #041b3d, #0b2c5f);
    padding: 18px 0;
    position: sticky;
    top: 0;
    z-index: 999;
    box-shadow: 0 3px 12px rgba(0,0,0,0.15);
}

nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 35px;
    flex-wrap: wrap;
}

nav ul li a {
    color: white;
    font-weight: 700;
    font-size: 15px;
    text-transform: uppercase;
}

nav ul li a:hover {
    color: #d6a64f;
}

.quote-btn {
    background: white;
    color: #0b2c5f !important;
    padding: 10px 22px;
    border-radius: 6px;
}

.quote-btn:hover {
    background: #d6a64f;
    color: white !important;
}

/* =========================================
   HERO
========================================= */
.hero {
    background:
        linear-gradient(rgba(0, 30, 70, 0.55), rgba(0, 30, 70, 0.55)),
        url("hero-uniforms.jpg") center center/cover no-repeat;
    min-height: 750px;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    animation: heroZoom 18s ease-in-out infinite alternate;
}

/* FLOATING RANDOM PARTICLES */
.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle, rgba(255,255,255,0.28) 2px, transparent 4px),
        radial-gradient(circle, rgba(255,255,255,0.18) 3px, transparent 5px),
        radial-gradient(circle, rgba(255,255,255,0.12) 2px, transparent 4px);
    background-size: 250px 250px, 430px 430px, 650px 650px;
    animation: drift1 14s ease-in-out infinite alternate;
    z-index: 1;
}

.hero::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle, rgba(255,255,255,0.18) 2px, transparent 4px),
        radial-gradient(circle, rgba(255,255,255,0.10) 3px, transparent 5px);
    background-size: 500px 500px, 750px 750px;
    animation: drift2 19s ease-in-out infinite alternate;
    z-index: 1;
}

@keyframes drift1 {
    0%   { transform: translate(0, 0); opacity: 0.7; }
    20%  { transform: translate(10px, -8px); opacity: 0.9; }
    40%  { transform: translate(-8px, -18px); opacity: 0.6; }
    60%  { transform: translate(14px, -12px); opacity: 0.85; }
    80%  { transform: translate(-6px, -28px); opacity: 0.7; }
    100% { transform: translate(8px, -35px); opacity: 0.9; }
}

@keyframes drift2 {
    0%   { transform: translate(0, 0); opacity: 0.6; }
    25%  { transform: translate(-12px, -10px); opacity: 0.8; }
    50%  { transform: translate(8px, -22px); opacity: 0.5; }
    75%  { transform: translate(-10px, -15px); opacity: 0.75; }
    100% { transform: translate(5px, -30px); opacity: 0.9; }
}

@keyframes heroZoom {
    0% { background-size: 100%; }
    100% { background-size: 110%; }
}

.hero-content {
    max-width: 650px;
    padding-left: 120px;
    z-index: 2;
}

.hero-content h2 {
    font-size: 68px;
    font-weight: 900;
    line-height: 1.1;
    color: white;
    margin-bottom: 25px;
    text-shadow: 2px 4px 15px rgba(0,0,0,0.4);
}

.hero-content p {
    font-size: 24px;
    color: white;
    margin-bottom: 35px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
}

.hero-trust p {
    font-size: 14px;
    color: rgba(255,255,255,0.9);
    border-top: 1px solid rgba(255,255,255,0.3);
    padding-top: 15px;
    letter-spacing: 1px;
}

/* =========================================
   ABOUT
========================================= */
.about-preview {
    background: #f5f7fb;
    padding: 100px 0;
}

.about-flex {
    display: flex;
    gap: 60px;
    align-items: center;
    flex-wrap: wrap;
}

.about-image img {
    border-radius: 14px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.about-content h2 {
    font-size: 42px;
    color: #0b2c5f;
    margin-bottom: 25px;
}

.about-content p {
    margin-bottom: 20px;
    font-size: 18px;
    color: #444;
}

/* =========================================
   PRODUCT CARDS
========================================= */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px,1fr));
    gap: 35px;
}

.card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 6px 22px rgba(0,0,0,0.08);
    transition: 0.4s ease;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 14px 35px rgba(0,0,0,0.15);
}

.card img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    transition: 0.4s ease;
}

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

.card h3 {
    padding: 20px 15px 10px;
    color: #0b2c5f;
    font-size: 24px;
}

.card p {
    padding: 0 15px 20px;
    color: #555;
}

/* =========================================
   WHY SECTION
========================================= */
.why-section {
    background: #eef3fa;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px,1fr));
    gap: 25px;
}

.why-box {
    background: white;
    padding: 35px;
    text-align: center;
    border-radius: 12px;
    box-shadow: 0 4px 18px rgba(0,0,0,0.08);
    transition: 0.3s;
}

.why-box:hover {
    transform: translateY(-6px);
}

/* =========================================
   CONTACT
========================================= */
.contact-box {
    background: white;
    padding: 40px;
    border-radius: 14px;
    box-shadow: 0 4px 18px rgba(0,0,0,0.08);
    line-height: 1.9;
    margin-bottom: 40px;
}

.map-box {
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 6px 22px rgba(0,0,0,0.12);
}

/* =========================================
   FOOTER
========================================= */
footer {
    background: linear-gradient(90deg, #041b3d, #0b2c5f);
    color: white;
    padding-top: 60px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px,1fr));
    gap: 40px;
}

.footer-box h3 {
    margin-bottom: 18px;
    color: #d6a64f;
}

.footer-box p,
.footer-box a {
    color: white;
    font-size: 15px;
    line-height: 1.8;
}

.footer-box a:hover {
    color: #d6a64f;
}

.footer-bottom {
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.15);
    margin-top: 40px;
    padding: 20px 0;
    font-size: 14px;
}

/* =========================================
   WHATSAPP FLOAT
========================================= */
.whatsapp-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 68px;
    height: 68px;
    background: #25D366;
    color: white;
    border-radius: 50%;
    text-align: center;
    font-size: 32px;
    line-height: 68px;
    box-shadow: 2px 4px 15px rgba(0,0,0,0.3);
    z-index: 999;
}

.whatsapp-float:hover {
    transform: scale(1.08);
}

/* =========================================
   MOBILE
========================================= */
@media (max-width: 768px) {
    .hero {
        min-height: 550px;
        text-align: center;
    }

    .hero-content {
        padding: 20px;
    }

    .hero-content h2 {
        font-size: 42px;
    }

    .hero-content p {
        font-size: 18px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    nav ul {
        flex-direction: column;
        gap: 15px;
    }

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