/* ============================================================
   RESET & BASE
   ============================================================ */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Warna utama — Turquoise/Toska (identitas Endahnesia) */
    --color-primary: #1ABC9C;
    --color-primary-dark: #16A085;
    --color-primary-light: #48C9B0;
    --color-primary-bg: #E8F8F5;

    /* Warna netral */
    --color-white: #FFFFFF;
    --color-gray-50: #F8FAFC;
    --color-gray-100: #F1F5F9;
    --color-gray-200: #E2E8F0;
    --color-gray-300: #CBD5E1;
    --color-gray-400: #94A3B8;
    --color-gray-500: #64748B;
    --color-gray-600: #475569;
    --color-gray-700: #334155;
    --color-gray-800: #1E293B;
    --color-gray-900: #0F172A;

    /* Font */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Ukuran */
    --container-max: 1200px;
    --header-height: 72px;

    /* Shadow */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.08);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.1);

    /* Border radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 9999px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    color: var(--color-gray-800);
    background: var(--color-white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
}

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

ul {
    list-style: none;
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 32px;
    font-family: var(--font-family);
    font-weight: 600;
    font-size: 15px;
    border-radius: var(--radius-full);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.btn--primary {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.btn--primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn--outline {
    background: transparent;
    color: var(--color-gray-700);
    border-color: var(--color-gray-300);
}

.btn--outline:hover {
    background: var(--color-gray-50);
    border-color: var(--color-gray-400);
    transform: translateY(-2px);
}

/* ============================================================
   HEADER
   ============================================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-gray-200);
    height: var(--header-height);
    transition: box-shadow 0.3s ease;
}

.header.scrolled {
    box-shadow: var(--shadow-sm);
}

.header__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

/* Logo */
.header__logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 20px;
    color: var(--color-gray-900);
    flex-shrink: 0;
}

.logo-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    /*background: var(--color-primary);*/
    color: white;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 14px;
}

.logo-text span {
    color: var(--color-primary);
}

/* Navigation */
.header__nav {
    display: flex;
    align-items: center;
}

.nav__list {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav__list a {
    padding: 8px 16px;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-gray-600);
    border-radius: var(--radius-full);
    transition: all 0.2s ease;
}

.nav__list a:hover {
    color: var(--color-gray-900);
    background: var(--color-gray-100);
}

.nav__list .nav__cta {
    background: var(--color-primary);
    color: white;
    padding: 8px 20px;
}

.nav__list .nav__cta:hover {
    background: var(--color-primary-dark);
    color: white;
}

/* Search Bar */
.header__search {
    display: flex;
    align-items: center;
    background: var(--color-gray-100);
    border-radius: var(--radius-full);
    padding: 2px 2px 2px 16px;
    border: 1px solid transparent;
    transition: all 0.3s ease;
}

.header__search:focus-within {
    border-color: var(--color-primary);
    background: white;
    box-shadow: 0 0 0 4px rgba(26, 188, 156, 0.15);
}

.search__input {
    border: none;
    background: transparent;
    padding: 8px 0;
    font-size: 14px;
    font-family: var(--font-family);
    color: var(--color-gray-800);
    outline: none;
    width: 180px;
}

.search__input::placeholder {
    color: var(--color-gray-400);
}

.search__btn {
    background: var(--color-primary);
    border: none;
    color: white;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: background 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.search__btn:hover {
    background: var(--color-primary-dark);
}

/* Hamburger (Mobile) */
.header__hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.header__hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-gray-800);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.header__hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.header__hamburger.active span:nth-child(2) {
    opacity: 0;
}

.header__hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
    padding: calc(var(--header-height) + 48px) 0 64px;
    background: linear-gradient(135deg, var(--color-primary-bg) 0%, var(--color-white) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero__content {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.hero__badge {
    display: inline-block;
    background: rgba(26, 188, 156, 0.15);
    color: var(--color-primary-dark);
    padding: 6px 16px;
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.3px;
    width: fit-content;
}

.hero__title {
    font-size: clamp(36px, 5vw, 52px);
    font-weight: 700;
    line-height: 1.15;
    color: var(--color-gray-900);
}

.hero__title .highlight {
    color: var(--color-primary);
    position: relative;
}

.hero__desc {
    font-size: 18px;
    color: var(--color-gray-500);
    max-width: 500px;
    line-height: 1.7;
}

/* Features (seperti di mitrasolusitraining.com) */
.hero__features {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 20px;
    padding: 16px 0;
}

.feature__item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-gray-700);
}

.feature__item i {
    color: var(--color-primary);
    font-size: 16px;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    padding-top: 8px;
}

/* Hero Image */
.hero__image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero__image-placeholder {
    width: 100%;
    max-width: 480px;
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 18px;
    gap: 16px;
    box-shadow: var(--shadow-xl);
}

.hero__image-placeholder i {
    font-size: 72px;
    opacity: 0.8;
}

/* ============================================================
   SECTIONS (Umum)
   ============================================================ */
.section {
    padding: 72px 0;
}

.section--alt {
    background: var(--color-gray-50);
}

.section--about {
    background: var(--color-primary-bg);
}

.section__header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 48px;
}

.section__tag {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.section__title {
    font-size: clamp(28px, 3.5vw, 38px);
    font-weight: 700;
    color: var(--color-gray-900);
    line-height: 1.2;
    margin-bottom: 12px;
}

.section__desc {
    font-size: 17px;
    color: var(--color-gray-500);
    line-height: 1.7;
}

/* ============================================================
   GRID
   ============================================================ */
.grid {
    display: grid;
    gap: 24px;
}

.grid--3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid--4 {
    grid-template-columns: repeat(4, 1fr);
}

/* ============================================================
   CARDS — Program
   ============================================================ */
.card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    padding: 28px 24px;
    border: 1px solid var(--color-gray-200);
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-light);
}

.card--program {
    text-align: center;
}

.card__icon {
    font-size: 36px;
    color: var(--color-primary);
    margin-bottom: 16px;
}

.card__title {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: 8px;
}

.card__desc {
    font-size: 14px;
    color: var(--color-gray-500);
    line-height: 1.6;
    margin-bottom: 16px;
}

.card__link {
    font-weight: 600;
    font-size: 14px;
    color: var(--color-primary);
    transition: color 0.3s ease;
}

.card__link:hover {
    color: var(--color-primary-dark);
}

/* ============================================================
   CARDS — Training (Pelatihan Terpopuler)
   ============================================================ */
.card--training {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    cursor: pointer;
}

.card--training .card__category {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-primary);
    background: var(--color-primary-bg);
    padding: 2px 12px;
    border-radius: var(--radius-full);
    width: fit-content;
}

.card--training .card__title {
    font-size: 16px;
    margin-bottom: 4px;
}

.card--training .card__desc {
    font-size: 13px;
    margin-bottom: 4px;
}

.card--training .card__link {
    font-size: 13px;
}

/* ============================================================
   CARDS — Kategori
   ============================================================ */
.category__card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 32px 16px;
    background: var(--color-white);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-gray-200);
    transition: all 0.3s ease;
    text-align: center;
    font-weight: 600;
    color: var(--color-gray-700);
}

.category__card i {
    font-size: 32px;
    color: var(--color-primary);
}

.category__card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

/* ============================================================
   CARDS — Testimoni
   ============================================================ */
.card--testimonial {
    padding: 32px 28px;
    text-align: center;
}

.card__stars {
    color: #F59E0B;
    font-size: 18px;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.card__quote {
    font-size: 15px;
    color: var(--color-gray-700);
    line-height: 1.7;
    font-style: italic;
    margin-bottom: 16px;
}

.card__author .author__name {
    display: block;
    font-weight: 600;
    color: var(--color-gray-900);
}

.card__author .author__role {
    font-size: 13px;
    color: var(--color-gray-400);
}

/* ============================================================
   CARDS — Blog
   ============================================================ */
.card--blog {
    padding: 0;
    overflow: hidden;
    border-radius: var(--radius-md);
}

.card--blog .card__image {
    height: 160px;
    background: linear-gradient(135deg, var(--color-gray-200), var(--color-gray-300));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    color: var(--color-gray-400);
}

.card--blog .card__body {
    padding: 20px 24px 24px;
}

.card--blog .card__date {
    font-size: 12px;
    color: var(--color-gray-400);
    display: block;
    margin-bottom: 6px;
}

.card--blog .card__title {
    font-size: 17px;
    margin-bottom: 6px;
}

.card--blog .card__desc {
    font-size: 14px;
    margin-bottom: 12px;
}

/* ============================================================
   ABOUT
   ============================================================ */
.about__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about__content {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.about__text {
    font-size: 16px;
    color: var(--color-gray-600);
    line-height: 1.8;
}

.about__stats {
    display: flex;
    gap: 40px;
    padding-top: 16px;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat__number {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-primary);
}

.stat__label {
    font-size: 14px;
    color: var(--color-gray-500);
}

.about__image-placeholder {
    width: 100%;
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 64px;
    box-shadow: var(--shadow-xl);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
    background: var(--color-gray-900);
    color: var(--color-gray-300);
    padding: 56px 0 24px;
}

.footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 20px;
    color: white;
}

.footer__logo .logo-icon {
    /*background: var(--color-primary);*/
}

.footer__logo span {
    color: var(--color-primary);
}

.footer__desc {
    font-size: 14px;
    color: var(--color-gray-400);
    max-width: 280px;
    margin-top: 12px;
    line-height: 1.7;
}

.footer__social {
    display: flex;
    gap: 12px;
    margin-top: 16px;
}

.footer__social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.06);
    color: var(--color-gray-400);
    transition: all 0.3s ease;
}

.footer__social a:hover {
    background: var(--color-primary);
    color: white;
}

.footer__links h4,
.footer__contact h4 {
    color: white;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
}

.footer__links ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer__links a {
    font-size: 14px;
    color: var(--color-gray-400);
    transition: color 0.3s ease;
}

.footer__links a:hover {
    color: white;
}

.footer__contact p {
    font-size: 14px;
    color: var(--color-gray-400);
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
}

.footer__contact i {
    color: var(--color-primary);
    width: 18px;
}

.footer__bottom {
    text-align: center;
    padding-top: 24px;
    font-size: 13px;
    color: var(--color-gray-500);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
    .grid--3 {
        grid-template-columns: repeat(2, 1fr);
    }
    .grid--4 {
        grid-template-columns: repeat(2, 1fr);
    }
    .hero__container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero__content {
        align-items: center;
    }
    .hero__desc {
        max-width: 100%;
    }
    .hero__features {
        justify-content: center;
    }
    .hero__actions {
        justify-content: center;
    }
    .hero__image {
        order: -1;
    }
    .hero__image-placeholder {
        max-width: 100%;
    }
    .about__container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .about__stats {
        justify-content: center;
    }
    .footer__grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

@media (max-width: 768px) {
    .header__nav {
        display: none;
        position: absolute;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: white;
        padding: 16px 24px;
        border-bottom: 1px solid var(--color-gray-200);
        box-shadow: var(--shadow-md);
    }

    .header__nav.open {
        display: block;
    }

    .nav__list {
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
    }

    .nav__list a {
        padding: 12px 16px;
        text-align: center;
    }

    .header__hamburger {
        display: flex;
    }

    .header__search {
        display: none;
    }

    .grid--3,
    .grid--4 {
        grid-template-columns: 1fr;
    }

    .hero {
        min-height: auto;
        padding: calc(var(--header-height) + 32px) 0 48px;
    }

    .hero__title {
        font-size: 30px;
    }

    .hero__features {
        flex-direction: column;
        align-items: center;
        gap: 8px;
    }

    .section {
        padding: 48px 0;
    }

    .about__stats {
        flex-direction: column;
        gap: 16px;
        align-items: center;
    }

    .footer__grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer__desc {
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero__title {
        font-size: 26px;
    }

    .btn {
        padding: 10px 24px;
        font-size: 14px;
        width: 100%;
        justify-content: center;
    }

    .hero__actions {
        flex-direction: column;
        width: 100%;
    }

    .card {
        padding: 20px 16px;
    }
}