/*
=========================================================
Project      : UPI QR Studio
Website      : https://rsbusinesses0.github.io/UPI_QR_Studio/
Created By   : Sumit Kumar Shakya
Developer    : Solo Creator & Developer
Developed For: RS Businesses
GitHub       : https://github.com/sksumitkumarshakya
Contact      : sksumitkumarshakya@gmail.com

Description  : Stylesheet for the UPI QR Studio website.
               Supports the website's layout, responsive
               design, components, and visual presentation.

Year         : 2026
=========================================================
*/

/* ========================================
   UPI QR STUDIO - HOMEPAGE
   File: css/home.css
======================================== */

.home-main {
    overflow: hidden;
}

/* Hero section */

.hero-section {
    position: relative;
    padding: 100px 20px 95px;
    background:
        radial-gradient(
            circle at 85% 20%,
            rgba(11, 128, 104, 0.10),
            transparent 30%
        ),
        linear-gradient(135deg, #f3fbf8 0%, #f5f8ff 100%);
    text-align: center;
}

.hero-content {
    max-width: 850px;
    margin: 0 auto;
}

.hero-content h1 {
    max-width: 800px;
    margin: 0 auto 22px;
    color: var(--secondary);
    font-size: clamp(38px, 6vw, 66px);
    font-weight: 800;
    line-height: 1.12;
    letter-spacing: -2px;
}

.hero-content h1 span {
    color: var(--primary);
}

.hero-content > p:not(.hero-note) {
    max-width: 670px;
    margin: 0 auto;
    color: var(--muted);
    font-size: 18px;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 30px;
}

.hero-note {
    margin-top: 22px;
    color: var(--muted);
    font-size: 13px;
}

/* QR generator section */

.qr-section {
    padding: 85px 20px;
    background: #ffffff;
    scroll-margin-top: 100px;
}

.qr-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
    gap: 32px;
    max-width: 900px;
    margin: 0 auto;
    padding: 32px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

#upiForm {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 7px;
}

.form-group label {
    color: var(--secondary);
    font-size: 14px;
    font-weight: 700;
}

.form-group input {
    width: 100%;
    min-height: 48px;
    padding: 12px 14px;
    color: var(--text);
    background: #ffffff;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input::placeholder {
    color: #94a3b8;
}

.form-group input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(11, 128, 104, 0.10);
}

.qr-result {
    display: flex;
    min-height: 320px;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 14px;
    padding: 24px;
    color: var(--muted);
    background: #ffffff;
    border: 1px dashed #b8c8d2;
    border-radius: 12px;
    text-align: center;
    overflow-wrap: anywhere;
}

.qr-result img,
.qr-result canvas {
    display: block;
    max-width: 100%;
    height: auto;
}

.qr-result p {
    font-size: 14px;
}

.qr-result a,
.qr-result button {
    margin-top: 8px;
}

.security-note {
    max-width: 900px;
    margin: 20px auto 0;
    padding: 14px 18px;
    color: #375b51;
    background: var(--primary-light);
    border-radius: 9px;
    font-size: 13px;
}

/* Introduction section */

.intro-section {
    padding: 85px 20px;
    background: var(--surface);
}

.intro-content {
    max-width: 820px;
    margin: 0 auto;
    color: var(--muted);
    font-size: 16px;
}

.intro-content p + p {
    margin-top: 18px;
}

.intro-content .text-link {
    color: var(--primary);
}

/* Features section */

.features-section {
    padding: 90px 20px;
    background: #ffffff;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
    width: min(var(--container-width), 100%);
    margin: 0 auto;
}

.feature-card {
    padding: 28px 25px;
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: 14px;
    transition:
        transform 0.25s ease,
        box-shadow 0.25s ease,
        border-color 0.25s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: #b5ddd2;
    box-shadow: var(--shadow);
}

.feature-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    margin-bottom: 20px;
    color: var(--primary);
    background: var(--primary-light);
    border-radius: 13px;
    font-size: 24px;
}

.feature-card h3 {
    margin-bottom: 10px;
    color: var(--secondary);
    font-size: 18px;
    line-height: 1.4;
}

.feature-card p {
    color: var(--muted);
    font-size: 14px;
    line-height: 1.8;
}

/* Safety callout */

.safety-callout {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    width: min(var(--container-width), calc(100% - 40px));
    margin: 0 auto 85px;
    padding: 42px;
    background: linear-gradient(135deg, #eaf8f3, #f1f6ff);
    border: 1px solid #dcefe8;
    border-radius: var(--radius);
}

.safety-callout > div {
    max-width: 650px;
}

.safety-callout h2 {
    margin-bottom: 10px;
    color: var(--secondary);
    font-size: clamp(25px, 3vw, 34px);
    line-height: 1.3;
}

.safety-callout p {
    color: var(--muted);
    font-size: 15px;
}

.safety-callout > .primary-button {
    flex-shrink: 0;
}


/* Generated QR code output */

#qr-generator .qr-result {
    min-width: 0;
    text-align: center;
}

#qr-generator .generated-qr-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

#qr-generator .generated-qr-heading {
    margin: 0;
    color: #102a43;
    font-size: 20px;
    font-weight: 700;
}

#qr-generator .generated-qr-image {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 280px;
    padding: 14px;
    background: #ffffff;
    border: 1px solid #dce6ef;
    border-radius: 12px;
}

#qr-generator .generated-qr-image canvas,
#qr-generator .generated-qr-image img {
    display: block;
    width: 280px;
    max-width: 100%;
    height: auto;
    image-rendering: pixelated;
}

#qr-generator .qr-download-button {
    margin-top: 18px;
    cursor: pointer;
}

#qr-generator .generated-qr-safety {
    margin: 14px 0 0;
    color: #53675a;
    font-size: 13px;
    line-height: 1.7;
}

#qr-generator .qr-error {
    margin: 0;
    padding: 14px;
    color: #9b1c1c;
    background: #fff0f0;
    border: 1px solid #f0caca;
    border-radius: 10px;
    font-size: 14px;
}

#qr-generator .qr-status {
    margin: 0;
    color: #53675a;
    font-size: 14px;
}

@media (max-width: 600px) {
    #qr-generator .generated-qr-image {
        min-height: 220px;
        padding: 10px;
    }

    #qr-generator .generated-qr-image canvas,
    #qr-generator .generated-qr-image img {
        width: 220px;
    }
}