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

body {
    font-family: 'Poppins', sans-serif;
}

/* NAVBAR */
.navbar {
    position: fixed;
    width: 100%;
    top: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 50px;
    color: white;
    z-index: 1000;
}

.navbar nav a {
    margin: 0 15px;
    color: white;
    text-decoration: none;
    font-size: 14px;
}

.contact-btn {
    background: linear-gradient(45deg, #ff7eb3, #a18cd1);
    border: none;
    padding: 10px 20px;
    border-radius: 20px;
    color: white;
    cursor: pointer;
}

/* HERO */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 100px 80px;

    background: linear-gradient(135deg, #a18cd1, #fbc2eb);
    color: white;
}

/* LEFT SIDE */
.hero-left {
    max-width: 600px;
}

.badge {
    background: rgba(255,255,255,0.2);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 12px;
}

.hero-left h1 {
    font-size: 70px;
    margin: 20px 0;
    line-height: 1;
}

.hero-left h1 span {
    color: #ffd6f6;
}

.tagline {
    font-style: italic;
    margin-bottom: 15px;
}

.desc {
    margin-bottom: 20px;
    opacity: 0.9;
}

/* BUTTONS */
.buttons button {
    margin-right: 15px;
    padding: 12px 20px;
    border-radius: 25px;
    border: none;
    cursor: pointer;
}

.primary {
    background: linear-gradient(45deg, #ff7eb3, #a18cd1);
    color: white;
}

.secondary {
    background: transparent;
    border: 1px solid white;
    color: white;
}

/* MINI INFO */
.mini-info {
    margin-top: 30px;
    display: flex;
    gap: 20px;
    font-size: 14px;
}

/* RIGHT SIDE */
.hero-right img {
    width: 300px;
    border-radius: 30px;
}

/* FULL PAGE ABOUT SECTION */
.about-full {
    height: 100vh; /* full screen */
    padding: 0 60px;
    background: linear-gradient(135deg, #a18cd1, #fbc2eb); /* same theme */
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: white;
}

.about-container {
    max-width: 800px;
}

.about-full h2 {
    font-size: 52px;
    font-weight: 800;
    margin-bottom: 20px;
}

.about-text {
    font-size: 20px;
    line-height: 1.6;
    margin-bottom: 20px;
}

.about-btn {
    display: inline-block;
    margin-top: 20px;
    padding: 14px 28px;
    background: white;
    color: #6a4c93;
    border-radius: 12px;
    font-weight: 700;
    text-decoration: none;
    transition: 0.2s ease;
}

.about-btn:hover {
    background: #f3e8ff;
}

/* FEATURES SECTION */
.features-section {
    padding: 120px 60px;
    background: linear-gradient(135deg, #f3e8ff, #e8d9ff);
    color: #3a2f4d;
    text-align: center;
}

.section-tag {
    font-size: 14px;
    letter-spacing: 2px;
    color: #a18cd1;
    margin-bottom: 10px;
}
#how .section-title {
    font-size: 52px;
    font-weight: 800;
    margin-bottom: 15px;
    line-height: 1.2;
}

.section-title {
    font-size: 40px;
    margin-bottom: 10px;
    font-weight: 700;
}

.section-subtitle {
    font-size: 18px;
    opacity: 0.8;
    max-width: 700px;
    margin: 0 auto 40px auto;
}

/* GRID */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    max-width: 1100px;
    margin: auto;
}

/* FEATURE CARD */
.feature-card {
    background: white;
    padding: 30px;
    border-radius: 18px;
    text-align: left;
    box-shadow: 0 6px 18px rgba(0,0,0,0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.12);
}

/* ICONS */
.feature-card h3::before {
    content: attr(data-icon);
    margin-right: 10px;
    font-size: 22px;
}
/* HOW IT WORKS */
.how-section {
    padding: 120px 60px;
    background: linear-gradient(135deg, #a18cd1, #fbc2eb);
    color: white;
    text-align: center;
}


/* STEP BUTTONS */
.steps-row {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin: 40px 0;
}

.step-btn {
    background: rgba(255,255,255,0.25);
    border: 1px solid rgba(255,255,255,0.4);
    padding: 12px 18px;
    border-radius: 12px;
    color: white;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    width: 140px;
    text-align: center;
    line-height: 1.3;
    transition: 0.2s ease;
}


.step-btn:hover {
    background: rgba(255,255,255,0.3);
}

.step-btn.active {
    background: white;
    color: #6a4c93;
    font-weight: 700;
}

/* CONTENT AREA */
.how-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 60px;
    margin-top: 40px;
}

/* LEFT */
.how-phone {
    width: 260px;
    border-radius: 25px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

/* RIGHT */
.how-right {
    max-width: 450px;
    text-align: left;
}

.how-step-number {
    font-size: 20px;
    opacity: 0.9;
}

.how-step-title {
    font-size: 32px;
    margin: 10px 0;
}

.how-step-desc {
    font-size: 18px;
    line-height: 1.6;
    opacity: 0.9;
}
/* TECHNOLOGIES SECTION */
.tech-section {
    padding: 120px 60px;
    background: linear-gradient(135deg, #f3e8ff, #e8d9ff);
    text-align: center;
    color: #3a2f4d;
}

/* Highlighted Heading */
#tech .section-tag {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: 3px;
    color: #8b5fc0;
    margin-bottom: 8px;
}

#tech .section-title {
    font-size: 50px;
    font-weight: 800;
    margin-bottom: 15px;
    color: #4a2c6e;
}

/* Grid */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    max-width: 1100px;
    margin: auto;
    margin-top: 40px;
}

/* Card Base */
.tech-card {
    padding: 25px;
    border-radius: 18px;
    color: white;
    text-align: left;
    box-shadow: 0 6px 18px rgba(0,0,0,0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.tech-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.12);
}

/* Icons before titles */
.tech-card h3::before {
    content: attr(data-icon);
    margin-right: 10px;
    font-size: 22px;
}

/* Colors */
.tech-card.purple { background: #a18cd1; }
.tech-card.pink { background: #ff7eb3; }
.tech-card.blue { background: #7aa2ff; }
.tech-card.yellow { background: #f7d774; color: #3a2f4d; }
.tech-card.teal { background: #5cd4c6; }
.tech-card.orange { background: #ff9f68; }
/* CHALLENGES SECTION */
.challenge-section {
    padding: 120px 60px;
    background: linear-gradient(135deg, #f3e8ff, #e8d9ff); /* same as HOW IT WORKS */
    text-align: center;
    color: #3a2f4d;
}

/* Heading */
#challenges .section-tag {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: 3px;
    color: #8b5fc0;
    margin-bottom: 8px;
}

#challenges .section-title {
    font-size: 50px;
    font-weight: 800;
    margin-bottom: 15px;
    color: #4a2c6e;
}

/* GRID: 2 columns ALWAYS side-by-side */
.challenge-grid {
    display: grid;
    grid-template-columns: 1fr 1fr; /* FORCE side-by-side */
    gap: 25px;
    max-width: 1100px;
    margin: auto;
    margin-top: 40px;
}

/* CARDS */
.challenge-card {
    padding: 25px;
    border-radius: 18px;
    text-align: left;
    box-shadow: 0 6px 18px rgba(0,0,0,0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

/* Hover */
.challenge-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.12);
}

/* Light pastel colors */
.challenge-card.challenge {
    background: #ffe6f2; /* light pastel pink */
    color: #5a3a4a;
}

.challenge-card.solution {
    background: #e6ffe9; /* light pastel green */
    color: #2f4a32;
}

/* Titles */
.challenge-card h3 {
    font-size: 16px;
    letter-spacing: 2px;
    margin-bottom: 5px;
    font-weight: 700;
}

.challenge-card h2 {
    font-size: 24px;
    margin-bottom: 10px;
    font-weight: 700;
}
/* FULL ABOUT PAGE */
.about-full-page {
    padding: 140px 40px;
    background: linear-gradient(135deg, #a18cd1, #fbc2eb);
    min-height: 100vh;
    color: white;
    text-align: center;
}

.about-full-page h1 {
    font-size: 42px;
    margin-bottom: 5px;
    font-weight: 700;
}

.about-title {
    font-size: 28px;
    margin-bottom: 10px;
}

.subtitle {
    font-size: 18px;
    opacity: 0.9;
    margin-bottom: 40px;
}

/* GRID LAYOUT */
.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    max-width: 1000px;
    margin: auto;
}

/* CARD STYLE */
.about-card {
    background: rgba(255, 255, 255, 0.25);
    padding: 25px;
    border-radius: 15px;
    backdrop-filter: blur(6px);
    color: #3a2f4d;
}

.about-card h3 {
    margin-bottom: 10px;
    font-size: 22px;
    color: #2d1f3a;
}

.about-card p {
    font-size: 16px;
    line-height: 1.6;
}