* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: #f6f8f7;
    color: #17201b;
}

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

.container {
    width: 92%;
    max-width: 1180px;
    margin: auto;
}

/* =========================
   HEADER
========================= */

.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255,255,255,.97);
    border-bottom: 1px solid #e5e7eb;
    box-shadow: 0 3px 15px rgba(0,0,0,.04);
}

.nav {
    min-height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 25px;
}

.brand {
    font-size: 22px;
    font-weight: 900;
    letter-spacing: 1px;
    color: #08783e;
}

nav {
    display: flex;
    align-items: center;
    gap: 30px;
}

nav a {
    text-decoration: none;
    color: #26352d;
    font-size: 14px;
    font-weight: 700;
}

nav a:hover {
    color: #08783e;
}

.nav-btn {
    text-decoration: none;
    background: #08783e;
    color: white;
    padding: 12px 20px;
    border-radius: 7px;
    font-size: 14px;
    font-weight: 800;
}

.nav-btn:hover {
    background: #056533;
}

/* =========================
   HERO
========================= */

.hero {
    position: relative;
    min-height: 650px;
    display: flex;
    align-items: center;

    /*
    IMPORTANT:
    Make sure imran-khan.jpg exists
    in the same folder.
    */

    background-image: url("imran-khan.jpg");
    background-size: cover;
    background-position: center top;
}

.hero-overlay {
    position: absolute;
    inset: 0;

    background:
        linear-gradient(
            90deg,
            rgba(3,45,25,.96) 0%,
            rgba(4,74,39,.90) 38%,
            rgba(4,74,39,.55) 65%,
            rgba(0,0,0,.18) 100%
        );
}

.hero-inner {
    position: relative;
    z-index: 2;
}

.hero-text {
    max-width: 680px;
    color: white;
}

.eyebrow {
    display: inline-block;
    padding: 9px 16px;
    border: 1px solid rgba(255,255,255,.35);
    border-radius: 100px;
    background: rgba(255,255,255,.08);

    font-size: 12px;
    font-weight: 800;
    letter-spacing: 1.6px;
}

.hero h1 {
    margin: 22px 0 20px;
    font-size: 65px;
    line-height: 1.02;
    letter-spacing: -2px;
}

.hero h1 span {
    display: block;
    color: #e8ffef;
}

.hero-description {
    max-width: 610px;
    font-size: 18px;
    line-height: 1.75;
    color: #e2f3e8;
}

.hero-actions {
    display: flex;
    gap: 12px;
    margin-top: 30px;
}

.primary-btn,
.secondary-btn {
    display: inline-block;
    text-decoration: none;
    padding: 15px 25px;
    border-radius: 8px;
    font-weight: 800;
}

.primary-btn {
    background: white;
    color: #08783e;
}

.primary-btn:hover {
    background: #e8f7ee;
}

.secondary-btn {
    color: white;
    border: 1px solid rgba(255,255,255,.55);
    background: rgba(255,255,255,.08);
}

.secondary-btn:hover {
    background: rgba(255,255,255,.15);
}

.hero-points {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 30px;
    font-size: 14px;
    color: #e8f7ee;
}

/* =========================
   COMMON HEADINGS
========================= */

.section-heading {
    text-align: center;
    max-width: 720px;
    margin: auto;
}

.small-heading {
    color: #08783e;
    font-size: 12px;
    font-weight: 900;
    letter-spacing: 1.8px;
}

.section-heading h2 {
    margin: 10px 0;
    font-size: 42px;
    letter-spacing: -1px;
}

.section-heading p {
    margin: 10px auto 0;
    color: #68756e;
    line-height: 1.7;
}

/* =========================
   MARCH SECTION
========================= */

.march-section {
    padding: 90px 0;
    background: white;
}

.march-grid {
    display: grid;
    grid-template-columns: 1.15fr .85fr;
    gap: 50px;
    align-items: center;
    margin-top: 50px;
}

.march-image {
    overflow: hidden;
    border-radius: 16px;
    box-shadow: 0 20px 50px rgba(0,0,0,.12);
}

.march-image img {
    height: 450px;
    object-fit: cover;
}

.march-content {
    position: relative;
}

.date-card {
    width: 100px;
    padding: 15px 10px;
    border-radius: 12px;
    background: #08783e;
    color: white;
    text-align: center;
    margin-bottom: 22px;
}

.date-card span,
.date-card small {
    display: block;
    font-size: 12px;
    letter-spacing: 1px;
}

.date-card strong {
    display: block;
    font-size: 40px;
    line-height: 1;
    margin: 7px 0;
}

.march-content h3 {
    font-size: 34px;
    margin: 0 0 15px;
}

.march-content p {
    color: #68756e;
    line-height: 1.8;
}

.green-link {
    display: inline-block;
    margin-top: 12px;
    color: #08783e;
    text-decoration: none;
    font-weight: 800;
}

/* =========================
   CONTRIBUTION
========================= */

.contribution-section {
    padding: 90px 0;
    background: #f3f7f5;
}

.contribution-container {
    max-width: 920px;
}

.amount-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 13px;
    margin-top: 40px;
}

.amount {
    padding: 22px 10px;
    background: white;
    border: 2px solid #e1e7e4;
    border-radius: 10px;

    color: #26352d;
    font-size: 22px;
    font-weight: 900;

    cursor: pointer;
    transition: .2s;
}

.amount:hover {
    border-color: #08783e;
    transform: translateY(-2px);
}

.amount.active {
    background: #08783e;
    border-color: #08783e;
    color: white;

    box-shadow:
        0 10px 25px
        rgba(8,120,62,.20);
}

.selected-box {
    margin-top: 25px;
    padding: 20px 22px;

    display: flex;
    justify-content: space-between;
    align-items: center;

    background: white;
    border: 1px solid #dfe7e2;
    border-radius: 10px;
}

.selected-box span {
    display: block;
    color: #59665f;
    font-weight: 700;
}

.selected-box small {
    display: block;
    margin-top: 5px;
    color: #929b96;
}

.selected-box strong {
    font-size: 32px;
    color: #08783e;
}

.continue-button {
    width: 100%;
    margin-top: 13px;
    padding: 17px;

    border: none;
    border-radius: 9px;

    background: #08783e;
    color: white;

    font-size: 17px;
    font-weight: 900;
    cursor: pointer;

    box-shadow:
        0 10px 25px
        rgba(8,120,62,.18);
}

.continue-button:hover {
    background: #056633;
}

.security-note {
    text-align: center;
    margin-top: 15px;
    color: #76827c;
    font-size: 13px;
}

/* =========================
   SUPPORT PHOTOS
========================= */

.support-section {
    padding: 90px 0;
    background: white;
}

.photo-grid {
    margin-top: 45px;

    display: grid;
    grid-template-columns: 1.4fr .6fr;
    gap: 18px;
}

.photo-card {
    position: relative;
    min-height: 430px;
    overflow: hidden;
    border-radius: 15px;
    background: #ddd;
}

.photo-card img {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.photo-card::after {
    content: "";
    position: absolute;
    inset: 0;

    background:
        linear-gradient(
            to top,
            rgba(0,0,0,.75),
            rgba(0,0,0,.05) 60%
        );
}

.photo-caption {
    position: absolute;
    z-index: 3;

    left: 25px;
    right: 25px;
    bottom: 25px;

    color: white;
}

.photo-caption strong {
    display: block;
    font-size: 26px;
}

.photo-caption span {
    display: block;
    margin-top: 6px;
    color: #e3e9e6;
}

/* =========================
   INFORMATION
========================= */

.information {
    padding: 70px 0;
    background: #eaf3ee;
}

.info-box {
    max-width: 850px;
    margin: auto;

    background: white;
    border-left: 5px solid #08783e;

    padding: 35px;
    border-radius: 10px;

    box-shadow: 0 10px 30px rgba(0,0,0,.05);
}

.info-box h2 {
    margin-top: 0;
    color: #08783e;
}

.info-box p {
    color: #5e6b64;
    line-height: 1.8;
}

/* =========================
   FOOTER
========================= */

footer {
    background: #0b2015;
    color: white;
    padding-top: 55px;
}

.footer-grid {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 30px;
}

.footer-brand {
    font-size: 22px;
    font-weight: 900;
    color: #8ce0ad;
}

.footer-grid p {
    color: #aab9b0;
}

.footer-links {
    display: flex;
    gap: 25px;
}

.footer-links a {
    color: #dbe5df;
    text-decoration: none;
    font-size: 14px;
}

.copyright {
    margin-top: 40px;
    padding: 20px;
    text-align: center;
    border-top: 1px solid rgba(255,255,255,.08);
    color: #839188;
    font-size: 13px;
}

/* =========================
   TABLET
========================= */

@media(max-width: 900px) {

    nav {
        display: none;
    }

    .hero h1 {
        font-size: 52px;
    }

    .march-grid {
        grid-template-columns: 1fr;
    }

    .march-image img {
        height: 400px;
    }

    .amount-grid {
        grid-template-columns: repeat(2,1fr);
    }

    .photo-grid {
        grid-template-columns: 1fr;
    }

    .photo-card {
        min-height: 400px;
    }
}

/* =========================
   MOBILE
========================= */

@media(max-width: 600px) {

    .nav {
        min-height: 65px;
    }

    .brand {
        font-size: 18px;
    }

    .nav-btn {
        padding: 10px 14px;
        font-size: 12px;
    }

    .hero {
        min-height: 590px;
        background-position: 65% top;
    }

    .hero-overlay {
        background:
            linear-gradient(
                90deg,
                rgba(3,45,25,.95),
                rgba(4,74,39,.80)
            );
    }

    .hero h1 {
        font-size: 42px;
        letter-spacing: -1px;
    }

    .hero-description {
        font-size: 16px;
    }

    .hero-actions {
        flex-direction: column;
    }

    .primary-btn,
    .secondary-btn {
        text-align: center;
    }

    .hero-points {
        gap: 10px;
        flex-direction: column;
    }

    .section-heading h2 {
        font-size: 32px;
    }

    .march-section,
    .contribution-section,
    .support-section {
        padding: 65px 0;
    }

    .march-image img {
        height: 300px;
    }

    .march-content h3 {
        font-size: 28px;
    }

    .amount-grid {
        grid-template-columns: repeat(2,1fr);
    }

    .amount {
        padding: 18px 8px;
        font-size: 19px;
    }

    .selected-box strong {
        font-size: 25px;
    }

    .photo-card {
        min-height: 320px;
    }

    .footer-grid {
        flex-direction: column;
        text-align: center;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}