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

/* ROOT COLORS */
:root {
    --primary: #2563eb;
    --primary-dark: #1e40af;
    --accent: #22c55e;
    --dark: #0f172a;
    --gray: #64748b;
    --light: #f8fafc;
    --white: #ffffff;
}

/* GLOBAL */
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: var(--dark);
    background: var(--light);
    line-height: 1.6;
}

.container {
    max-width: 1150px;
    margin: 0 auto;
    padding: 0 20px;
}

/* TYPOGRAPHY */
h1 {
    font-size: 1.6rem;
    font-weight: 700;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
    font-weight: 800;
    line-height: 1.2;
}

h3 {
    font-size: 1.4rem;
    margin-bottom: 10px;
}

p {
    color: var(--gray);
    margin-bottom: 15px;
}

ul {
    margin-top: 20px;
    padding-left: 20px;
}

li {
    margin-bottom: 10px;
}

/* HEADER */
header {
    background: var(--white);
    padding: 12px 0;
    border-bottom: 1px solid #e2e8f0;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(8px);
}

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

header a {
    background: var(--primary);
    color: white;
    padding: 10px 16px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    transition: 0.3s;
}

header a:hover {
    background: var(--primary-dark);
}

/* HERO */
#hero {
    padding: 100px 0;
    background: linear-gradient(135deg, #1e3a8a, #2563eb);
    color: white;
    text-align: center;
}

#hero h2 {
    max-width: 800px;
    margin: 0 auto 20px;
}

#hero p {
    color: #e0e7ff;
    max-width: 650px;
    margin: 0 auto 25px;
}

#hero ul {
    list-style: none;
    padding: 0;
    margin-bottom: 30px;
}

#hero li {
    margin-bottom: 8px;
    font-weight: 500;
}

#hero li::before {
    content: "✔";
    margin-right: 10px;
    color: var(--accent);
}

/* CTA BUTTON */
.cta-button {
    display: inline-block;
    background: var(--accent);
    color: white;
    padding: 16px 32px;
    border-radius: 10px;
    font-weight: 700;
    text-decoration: none;
    font-size: 1.1rem;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
    transition: 0.3s;
}

.cta-button:hover {
    transform: translateY(-3px);
    background: #16a34a;
}

/* COMPARISON */
#comparison {
    padding: 90px 0;
    background: var(--white);
}

.columns {
    display: flex;
    gap: 30px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.column {
    flex: 1;
    min-width: 280px;
    padding: 30px;
    border-radius: 14px;
    transition: 0.3s;
}

/* LEFT = BAD */
.column:nth-child(1) {
    background: #fee2e2;
    border: 2px solid #ef4444;
}

.column:nth-child(1) h3 {
    color: #b91c1c;
}

/* RIGHT = GOOD */
.column:nth-child(2) {
    background: #ecfdf5;
    border: 2px solid #22c55e;
}

.column:nth-child(2) h3 {
    color: #15803d;
}

.column:hover {
    transform: translateY(-5px);
}

/* PRICING */
#pricing {
    padding: 90px 0;
    background: linear-gradient(to right, #0f172a, #1e293b);
    color: white;
    text-align: center;
}

#pricing h3 {
    font-size: 3rem;
    color: var(--accent);
}

#pricing p {
    color: #cbd5f5;
}

/* WHY */
#why {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8fafc, #eef2ff);
    position: relative;
    overflow: hidden;
}

#why::before {
    content: "";
    position: absolute;
    top: -100px;
    right: -100px;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(37,99,235,0.15), transparent 70%);
    border-radius: 50%;
}

#why .container {
    position: relative;
}

#why h2 {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 50px;
}

/* WHY LIST AS CARDS */
#why ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 20px;
}

#why ul li {
    background: rgba(255, 255, 255, 0.9);
    padding: 22px 24px 22px 60px;
    border-radius: 14px;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
    border: 1px solid rgba(226, 232, 240, 0.8);
    position: relative;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    font-size: 1.05rem;
}

#why ul li::before {
    content: "✓";
    position: absolute;
    left: 22px;
    top: 50%;
    transform: translateY(-50%);
    width: 26px;
    height: 26px;
    background: #22c55e;
    color: white;
    font-weight: bold;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    box-shadow: 0 6px 15px rgba(34, 197, 94, 0.25);
}

#why ul li:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 40px rgba(15, 23, 42, 0.12);
    border-color: rgba(34, 197, 94, 0.3);
}

/* TESTIMONIAL */
#testimonial {
    padding: 90px 0;
    background: var(--primary);
    color: white;
    text-align: center;
}

blockquote {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 20px;
}

#testimonial p {
    color: #dbeafe;
}

/* =========================
   FAQ (CLEAN SINGLE SYSTEM)
========================= */

#faq {
    padding: 100px 0;
    background: linear-gradient(135deg, #ffffff, #eef2ff);
}

#faq h2 {
    text-align: center;
    margin-bottom: 40px;
    font-weight: 800;
}

#faq .container {
    max-width: 900px;
}

.faq-group {
    width: 100%;
}

/* FAQ ITEM */
.faq-item {
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(226, 232, 240, 0.9);
    border-radius: 14px;
    margin-bottom: 14px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(15, 23, 42, 0.06);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

@media (hover: hover) {
    .faq-item:hover {
        transform: translateY(-2px);
        box-shadow: 0 12px 35px rgba(15, 23, 42, 0.10);
    }
}

/* hide checkbox */
.faq-item input {
    display: none;
}

/* QUESTION */
.faq-item label {
    display: block;
    padding: 20px 22px;
    font-weight: 700;
    font-size: 1.05rem;
    cursor: pointer;
    position: relative;
    color: #0f172a;
}

/* accent bar */
.faq-item label::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(to bottom, #2563eb, #22c55e);
}

/* icon */
.faq-item label::after {
    content: "+";
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.4rem;
    color: #2563eb;
    transition: 0.3s ease;
}

/* ANSWER */
.faq-answer {
    max-height: 0;
    overflow: hidden;
    padding: 0 22px;
    transition: max-height 0.35s ease;
}

.faq-answer p {
    padding: 0 0 18px 0;
    color: #475569;
    line-height: 1.7;
}

/* OPEN STATE (CLICK ONLY) */
.faq-item input:checked ~ .faq-answer {
    max-height: 500px;
}

.faq-item input:checked + label::after {
    content: "–";
    color: #22c55e;
}

/* FORM */
#form {
    padding: 100px 0;
    background: linear-gradient(135deg, #eef2ff, #e0e7ff);
}

form {
    max-width: 520px;
    margin: 0 auto;
    background: white;
    padding: 35px;
    border-radius: 12px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.1);
}

form label {
    display: block;
    margin-top: 15px;
    margin-bottom: 5px;
    font-weight: 600;
}

form input,
form textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    font-size: 1rem;
}

form textarea {
    min-height: 100px;
}

form button {
    margin-top: 20px;
    width: 100%;
    padding: 15px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: 0.3s;
}

form button:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

/* VIDEO */
.video-wrapper {
    max-width: 750px;
    margin: 30px auto;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}

.video-wrapper iframe {
    width: 100%;
    height: 420px;
    display: block;
    border: none;
}

@media (max-width: 768px) {
    .video-wrapper iframe {
        height: 220px;
    }
}

/* COMPARISON ICONS */
#comparison ul {
    list-style: none;
    padding-left: 0;
}

#comparison li {
    position: relative;
    padding-left: 28px;
}

#comparison .column:nth-child(1) li::before {
    content: "✗";
    color: #ef4444;
    position: absolute;
    left: 0;
}

#comparison .column:nth-child(2) li::before {
    content: "★";
    color: #22c55e;
    position: absolute;
    left: 0;
}

/* FOOTER */
footer {
    background: var(--dark);
    color: #94a3b8;
    text-align: center;
    padding: 30px 0;
}

footer a {
    color: #60a5fa;
    text-decoration: none;
}

/* FOOTER ENHANCEMENTS */
.footer-brand {
    margin-bottom: 10px;
    font-weight: 600;
    color: #cbd5e1;
}

.footer-contact {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin: 15px 0;
}

.footer-contact a {
    background: rgba(96, 165, 250, 0.15);
    padding: 10px 14px;
    border-radius: 8px;
    color: #60a5fa;
    font-weight: 600;
    text-decoration: none;
    transition: 0.3s;
}

.footer-contact a:hover {
    background: rgba(96, 165, 250, 0.3);
    transform: translateY(-2px);
}

.footer-credit {
    margin-top: 10px;
    font-size: 0.85rem;
    color: #64748b;
}

/* MOBILE */
@media (max-width: 768px) {
    h2 {
        font-size: 2rem;
    }

    #hero {
        padding: 70px 0;
    }

    .columns {
        flex-direction: column;
    }
}

/* TRUST SECTION */
#trust {
    padding: 100px 0;
    background: linear-gradient(135deg, #ffffff, #f1f5f9);
    position: relative;
}

#trust h2 {
    text-align: center;
    margin-bottom: 50px;
    font-weight: 800;
}

/* GRID */
.trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 25px;
}

/* CARD */
.trust-card {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(226, 232, 240, 0.9);
    border-radius: 14px;
    padding: 28px;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
    transition: 0.25s ease;
    position: relative;
    overflow: hidden;
}

/* subtle glow accent */
.trust-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(to right, #2563eb, #22c55e);
}

/* hover effect */
.trust-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 18px 45px rgba(15, 23, 42, 0.12);
}

/* title */
.trust-card h3 {
    margin-bottom: 10px;
    color: #0f172a;
    font-weight: 700;
}

/* text */
.trust-card p {
    color: #475569;
    line-height: 1.6;
}

/* MOBILE */
@media (max-width: 768px) {
    .trust-grid {
        grid-template-columns: 1fr;
    }
}

form select {
    width: 100%;
    padding: 12px;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    font-size: 1rem;
    background: white;
    color: #0f172a;
    margin-bottom: 10px;
}

.youtube-placeholder {
    position: relative;
    cursor: pointer;
    border-radius: 12px;
    overflow: hidden;
}

.youtube-placeholder img {
    width: 100%;
    display: block;
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 60px;
    color: white;
    background: rgba(0,0,0,0.5);
    border-radius: 50%;
    padding: 10px 20px;
}